TLV431IDBVRE4 [TI]

LOW-VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATORS; 低电压可调节精密并联稳压器
TLV431IDBVRE4
型号: TLV431IDBVRE4
厂家: TEXAS INSTRUMENTS    TEXAS INSTRUMENTS
描述:

LOW-VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATORS
低电压可调节精密并联稳压器

稳压器 电源电路 参考电压源 光电二极管 输出元件
文件: 总31页 (文件大小:787K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
ꢀ ꢁꢂꢃ ꢄ ꢅ ꢆ ꢀ ꢁꢂꢃ ꢄ ꢅ ꢇꢆ ꢀꢁꢂ ꢃꢄ ꢅꢈ  
SLVS139S − JULY 1996 − REVISED JANUARY 2006  
D
D
D
Low-Voltage Operation . . . V  
= 1.24 V  
D
Low Operational Cathode Current . . .  
80 µA Typ  
0.25-Typical Output Impedance  
Ultra-Small SC-70 Package Offers 40%  
Smaller Footprint Than SOT-23-3  
REF  
Adjustable Output Voltage, V = V  
to 6 V  
O
REF  
D
Reference Voltage Tolerances at 255C  
− 0.5% for TLV431B  
D
− 1% for TLV431A  
− 1.5% for TLV431  
D
See TLVH431 and TLVH432 for  
D
Typical Temperature Drift  
− 4 mV (05C to 705C)  
− Wider V  
(1.24 V to 18 V) and I (80 mA)  
KA K  
− Additional SOT-89 Package  
− Multiple Pinouts for SOT-23-3 and SOT-89  
Packages  
− 6 mV (–405C to 855C)  
− 11 mV (–405C to 1255C)  
D (SOIC) PACKAGE  
(TOP VIEW)  
DBV (SOT-23-5) PACKAGE  
(TOP VIEW)  
DBZ (SOT-23-3) PACKAGE  
(TOP VIEW)  
1
1
2
3
4
8
7
6
5
1
2
3
5
4
REF  
NC  
*
CATHODE  
ANODE  
REF  
REF  
CATHODE  
ANODE  
ANODE  
NC  
3
ANODE  
ANODE  
ANODE  
NC  
2
CATHODE  
NC − No internal connection  
* For TLV431, TLV431A: NC − No internal connection  
* For TLV431B: Pin 2 is attached to Substrate and  
must be connected to ANODE or  
left open.  
PK (SOT-89) PACKAGE  
(TOP VIEW)  
DCK (SC-70) PACKAGE  
(TOP VIEW)  
LP (TO-92/TO-226) PACKAGE  
(TOP VIEW)  
CATHODE  
3
2
1
CATHODE  
NC  
ANODE  
NC  
NC  
1
2
3
6
5
4
CATHODE  
ANODE  
ANODE  
REF  
ANODE  
REF  
REF  
NC − No internal connection  
description/ordering information  
The TLV431 is a low-voltage 3-terminal adjustable voltage reference with specified thermal stability over  
applicable industrial and commercial temperature ranges. Output voltage can be set to any value between V  
REF  
(1.24 V) and 6 V with two external resistors (see Figure 2). These devices operate from a lower voltage  
(1.24 V) than the widely used TL431 and TL1431 shunt-regulator references.  
When used with an optocoupler, the TLV431 is an ideal voltage reference in isolated feedback circuits for 3-V  
to 3.3-V switching-mode power supplies. These devices have a typical output impedance of 0.25 . Active  
output circuitry provides a very sharp turn-on characteristic, making them excellent replacements for  
low-voltage Zener diodes in many applications, including on-board regulation and adjustable power supplies.  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
ꢀꢣ  
Copyright 2006, Texas Instruments Incorporated  
ꢟ ꢣ ꢠ ꢟꢘ ꢙꢭ ꢛꢚ ꢞ ꢦꢦ ꢤꢞ ꢜ ꢞ ꢝ ꢣ ꢟ ꢣ ꢜ ꢠ ꢨ  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
ORDERING INFORMATION  
255C V  
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
REF  
PACKAGE  
T
J
TOLERANCE  
Reel of 3000  
Reel of 250  
Reel of 3000  
Reel of 250  
Reel of 3000  
Reel of 250  
Reel of 1000  
Bulk of 1000  
Reel of 2000  
Reel of 3000  
Reel of 250  
Reel of 3000  
Bulk of 1000  
Reel of 2000  
Reel of 3000  
Reel of 250  
Reel of 3000  
Bulk of 1000  
Reel of 2000  
TLV431BCDCKR  
TLV431BCDCKT  
TLV431BCDBVR  
TLV431BCDBVT  
TLV431BCDBZR  
TLV431BCDBZT  
TLV431BCPK  
SC-70 (DCK)  
YE_  
SOT-23-5 (DBV)  
Y3GU  
0.5%  
SOT-23-3 (DBZ)  
SOT-89 (PK)  
TO-92 (LP)  
Y3GU  
VE  
TLV431BCLP  
TV431B  
TLV431BCLPR  
TLV431ACDBVR  
TLV431ACDBVT  
TLV431ACDBZR  
TLV431ACLP  
0°C to 70°C  
‡ §  
VAHC , YAC_  
SOT-23-5 (DBV)  
SOT-23-3 (DBZ)  
§
YAC_  
V431AC  
1%  
TO-92 (LP)  
TLV431ACLPR  
TLV431CDBVR  
TLV431CDBVT  
TLV431CDBZR  
TLV431CLP  
‡ §  
VAII , Y3I_  
SOT-23-5 (DBV)  
SOT-23-3 (DBZ)  
§
Y3I_  
V431C  
1.5%  
TO-92 (LP)  
TLV431CLPR  
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at  
www.ti.com/sc/package.  
Possible top-side marking on units prior to August 16, 2004  
§
DBV/DBZ/DCK: The actual top-side marking has one additional character that designates the assembly/test site.  
2
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
ORDERING INFORMATION (continued)  
255C V  
ORDERABLE  
TOP-SIDE  
MARKING  
REF  
PACKAGE  
T
J
TOLERANCE  
PART NUMBER  
TLV431BIDCKR  
TLV431BIDCKT  
TLV431BIDBVR  
TLV431BIDBVT  
TLV431BIDBZR  
TLV431BIDBZT  
TLV431BILP  
Reel of 3000  
Reel of 250  
Reel of 3000  
Reel of 250  
Reel of 3000  
Reel of 250  
Bulk of 1000  
Reel of 2000  
SC-70 (DCK)  
SOT-23-5 (DBV)  
SOT-23-3 (DBZ)  
TO-92 (LP)  
YF_  
Y3FU  
0.5%  
Y3FU  
TY431B  
TLV431BILPR  
Tube of 75  
TLV431AID  
SOIC (D)  
TY431A  
Reel of 2500  
Reel of 3000  
Reel of 250  
Reel of 3000  
Reel of 1000  
Bulk of 1000  
Ammo of 2000  
Reel of 2000  
Reel of 3000  
Reel of 250  
Reel of 3000  
Bulk of 1000  
Reel of 2000  
Reel of 3000  
Reel of 250  
Reel of 3000  
Reel of 250  
Reel of 3000  
Reel of 250  
TLV431AIDR  
TLV431AIDBVR  
TLV431AIDBVT  
TLV431AIDBZR  
TLV431BIPK  
‡ §  
VAHI , YAI_  
SOT-23-5 (DBV)  
40°C to 85°C  
§
YAI_  
SOT-23-3 (DBZ)  
SOT-89 (PK)  
1%  
1.5%  
0.5%  
VF  
TLV431AILP  
TLV431AILPM  
TLV431AILPR  
TLV431IDBVR  
TLV431IDBVT  
TLV431IDBZR  
TLV431ILP  
TO-92 (LP)  
V431AI  
‡ §  
VAII , Y3I_  
SOT-23-5 (DBV)  
SOT-23-3 (DBZ)  
§
Y3I_  
TO-92 (LP)  
V431I  
YG_  
TLV431ILPR  
TLV431BQDCKR  
TLV431BQDCKT  
TLV431BQDBVR  
TLV431BQDBVT  
TLV431BQDBZR  
TLV431BQDBZT  
SC-70 (DCK)  
SOT-23-5 (DBV)  
Y3HU  
SOT-23-3 (DBZ)  
SOT-89 (PK)  
TO-92 (LP)  
Y3HU  
V6  
40°C to 125°C  
Reel of 1000  
Bulk of 1000  
Reel of 2000  
Reel of 1000  
Reel of 1000  
TLV431BQPK  
TLV431BQLP  
TLV431BQLPR  
TLV431AQPK  
TLV431QPK  
TQ431B  
1%  
SOT-89 (PK)  
SOT-89 (PK)  
VA  
VB  
1.5%  
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at  
www.ti.com/sc/package.  
DBV/DBZ/DCK: The actual top-side marking has one additional character that designates the assembly/test site.  
3
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
logic block diagram  
CATHODE  
REF  
REF  
+
V
= 1.24 V  
ANODE  
equivalent schematic  
CATHODE  
REF  
ANODE  
4
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ꢁꢉ ꢊꢋꢂꢉ ꢁꢀꢇꢌ ꢍ ꢇꢎꢏ ꢐꢑ ꢀꢇꢈꢁ ꢍ ꢒꢓ ꢍꢔꢕꢑ ꢕꢉ ꢖ ꢑꢗꢐ ꢖꢀ ꢓꢍ ꢌ ꢐꢁ ꢇꢀꢉ ꢓ  
SLVS139S − JULY 1996 − REVISED JANUARY 2006  
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)  
Cathode voltage, V (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 V  
KA  
Continuous cathode current range, I  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20 mA to 20 mA  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −0.05 mA to 3 mA  
K
Reference current range, I  
ref  
Package thermal impedance, θ (see Notes 2 and 3): D package . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97°C/W  
JA  
DBV package . . . . . . . . . . . . . . . . . . . . . . . . 206°C/W  
DBZ package . . . . . . . . . . . . . . . . . . . . . . . . . 206°C/W  
DCK package . . . . . . . . . . . . . . . . . . . . . . . . 252°C/W  
LP package . . . . . . . . . . . . . . . . . . . . . . . . . . 140°C/W  
PK package . . . . . . . . . . . . . . . . . . . . . . . . . . . 52°C/W  
Operating virtual junction temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150°C  
Storage temperature range, T  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −65°C to 150°C  
stg  
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and  
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not  
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.  
NOTES: 1. Voltage values are with respect to the anode terminal, unless otherwise noted.  
2. Maximum power dissipation is a function of T (max), θ , and T . The maximum allowable power dissipation at any allowable  
J
JA  
A
ambient temperature is P = (T (max) − T )/θ . Operating at the absolute maximum T of 150°C can affect reliability.  
D
J
A
JA  
J
3. The package thermal impedance is calculated in accordance with JESD 51-7.  
recommended operating conditions  
MIN  
MAX  
6
UNIT  
V
V
Cathode voltage  
Cathode current  
V
KA  
REF  
0.1  
I
K
15  
mA  
TLV431_C  
TLV431_I  
TLV431_Q  
0
−40  
−40  
70  
85  
T
A
Operating free-air temperature range  
°C  
125  
5
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ꢁ ꢉꢊꢋꢂ ꢉꢁꢀꢇ ꢌꢍ ꢇꢎ ꢏ ꢐꢑꢀꢇꢈ ꢁꢍ ꢒ ꢓꢍ ꢔꢕ ꢑꢕ ꢉ ꢖ ꢑꢗꢐ ꢖꢀ ꢓꢍ ꢌꢐꢁ ꢇꢀꢉ ꢓ  
SLVS139S − JULY 1996 − REVISED JANUARY 2006  
TLV431 electrical characteristics at 25°C free-air temperature (unless otherwise noted)  
TLV431  
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN  
1.222  
1.21  
TYP  
MAX  
T
A
= 25°C  
1.24 1.258  
1.27  
TLV431C  
TLV431I  
TLV431Q  
TLV431C  
TLV431I  
TLV431Q  
V
I
= V ,  
REF  
KA  
= 10 mA  
T
A
= full range  
V
V
Reference voltage  
V
REF  
1.202  
1.194  
1.278  
K
(see Note 4 and  
Figure 1)  
1.286  
4
6
12  
20  
31  
V
deviation over full  
REF  
temperature range (see Note 4)  
V
= V  
, I = 10 mA  
(see Note 4 and Figure 1)  
KA REF K  
mV  
REF(dev)  
11  
Ratio of V  
REF  
change in cathode  
voltage change  
V  
V  
REF  
KA  
V
= V  
REF  
to 6 V, I = 10 mA (see Figure 2)  
1.5  
0.15  
2.7  
0.5  
mV/V  
KA  
K
I
Reference terminal current  
I
K
= 10 mA, R1 = 10 k, R2 = open (see Figure 2)  
µA  
ref  
TLV431C  
0.05  
0.1  
0.3  
0.4  
0.5  
80  
I
deviation over full  
I
= 10 mA, R1 = 10 k, R2 = open  
ref  
K
TLV431I  
I
µA  
ref(dev)  
temperature range (see Note 4)  
(see Note 4 and Figure 2)  
TLV431Q  
TLV431C/I  
TLV431Q  
0.15  
55  
Minimum cathode current for  
regulation  
I
I
V
= V  
(see Figure 1)  
= 6 V (see Figure 3)  
KA  
µA  
µA  
K(min)  
KA  
REF  
55  
100  
0.1  
Off-state cathode current  
V
V
= 0, V  
REF  
0.001  
K(off)  
REF  
Dynamic impedance  
(see Note 5)  
= V  
, f 1 kHz,  
KA  
|z  
|
0.25  
0.4  
KA  
I
K
= 0.1 mA to 15 mA (see Figure 1)  
NOTES: 4. Full temperature ranges are 40°C to 125°C for TLV431Q, 40°C to 85°C for TLV431I, and 0°C to 70°C for TLV431C.  
5. The deviation parameters V and I are defined as the differences between the maximum and minimum values  
REF(dev)  
ref(dev)  
obtained over the rated temperature range. The average full-range temperature coefficient of the reference input voltage, αV  
,
REF  
is defined as:  
V
REF(dev)  
6
  10  
ǒ
Ǔ
VREF (TA+25°C)  
ppm  
ǒ Ǔ+  
°C  
Ť
Ť
αVREF  
T  
A
where T is the rated operating free-air temperature range of the device.  
A
α
can be positive or negative, depending on whether minimum V  
REF  
or maximum V , respectively, occurs at the  
REF  
VREF  
lower temperature.  
V  
KA  
I  
Ť Ť  
6. The dynamic impedance is defined as  
z
+
ka  
K
When the device is operating with two external resistors (see Figure 2), the total dynamic impedance of the circuit is defined  
as:  
V  
I  
R1  
R2  
ŤzkaŤȀ +  
ŤzkaŤ  
  ǒ1 )  
Ǔ
[
6
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
TLV431A electrical characteristics at 25°C free-air temperature (unless otherwise noted)  
TLV431A  
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN  
1.228  
1.221  
1.215  
1.209  
TYP  
MAX  
T
A
= 25°C  
1.24 1.252  
1.259  
TLV431AC  
TLV431AI  
TLV431AQ  
TLV431AC  
TLV431AI  
TLV431AQ  
V
I
= V ,  
REF  
KA  
= 10 mA  
T
A
= full range  
V
V
Reference voltage  
V
REF  
1.265  
K
(see Note 3 and  
Figure 1)  
1.271  
4
6
12  
20  
31  
V
deviation over full  
REF  
temperature range (see Note 4)  
V
= V  
, I = 10 mA  
(see Note 3 and Figure 1)  
KA REF K  
mV  
REF(dev)  
11  
Ratio of V  
REF  
change in cathode  
voltage change  
V  
V  
REF  
KA  
V
KA  
= V  
REF  
to 6 V, I = 10 mA (see Figure 2)  
1.5  
2.7  
mV/V  
K
I
Reference terminal current  
I
= 10 mA, R1 = 10 k, R2 = open (see Figure 2)  
0.15  
0.05  
0.1  
0.5  
0.3  
0.4  
0.5  
80  
µA  
ref  
K
TLV431AC  
I
deviation over full  
I
K
= 10 mA, R1 = 10 k, R2 = open  
ref  
TLV431AI  
I
µA  
ref(dev)  
temperature range (see Note 4)  
(see Note 3 and Figure 2)  
TLV431AQ  
TLV431AC/AI  
TLV431AQ  
0.15  
55  
Minimum cathode current for  
regulation  
I
I
V
= V  
(see Figure 1)  
= 6 V (see Figure 3)  
KA  
µA  
µA  
K(min)  
KA  
REF  
55  
100  
0.1  
Off-state cathode current  
V
V
= 0, V  
REF  
0.001  
K(off)  
REF  
Dynamic impedance  
(see Note 5)  
= V  
, f 1 kHz,  
KA  
|z  
|
0.25  
0.4  
KA  
I
K
= 0.1 mA to 15 mA (see Figure 1)  
NOTES: 3. Full temperature ranges are 40°C to 125°C for TLV431AQ, 40°C to 85°C for TLV431AI, and 0°C to 70°C for TLV431AC.  
4. The deviation parameters V and I are defined as the differences between the maximum and minimum values  
REF(dev)  
ref(dev)  
obtained over the rated temperature range. The average full-range temperature coefficient of the reference input voltage, αV  
,
REF  
is defined as:  
V
REF(dev)  
6
  10  
ǒ
Ǔ
VREF (TA+25°C)  
ppm  
ǒ Ǔ+  
°C  
Ť
Ť
αVREF  
T  
A
where T is the rated operating free-air temperature range of the device.  
A
α
can be positive or negative, depending on whether minimum V  
REF  
or maximum V , respectively, occurs at the  
REF  
VREF  
lower temperature.  
V  
KA  
I  
Ť Ť  
5. The dynamic impedance is defined as  
z
+
ka  
K
When the device is operating with two external resistors (see Figure 2), the total dynamic impedance of the circuit is defined  
as:  
V  
I  
R1  
R2  
ŤzkaŤȀ +  
ŤzkaŤ  
  ǒ1 )  
Ǔ
[
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ꢁ ꢉꢊꢋꢂ ꢉꢁꢀꢇ ꢌꢍ ꢇꢎ ꢏ ꢐꢑꢀꢇꢈ ꢁꢍ ꢒ ꢓꢍ ꢔꢕ ꢑꢕ ꢉ ꢖ ꢑꢗꢐ ꢖꢀ ꢓꢍ ꢌꢐꢁ ꢇꢀꢉ ꢓ  
SLVS139S − JULY 1996 − REVISED JANUARY 2006  
TLV431B electrical characteristics at 25°C free-air temperature (unless otherwise noted)  
TLV431B  
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN  
1.234  
1.227  
1.224  
1.221  
TYP  
MAX  
T
A
= 25°C  
1.24 1.246  
1.253  
TLV431BC  
TLV431BI  
TLV431BQ  
TLV431BC  
TLV431BI  
TLV431BQ  
V
I
= V ,  
REF  
KA  
= 10 mA  
T
A
= full range  
V
V
Reference voltage  
V
REF  
1.259  
K
(see Note 3 and  
Figure 1)  
1.265  
4
6
12  
20  
31  
V
deviation over full  
REF  
temperature range (see Note 4)  
V
= V  
, I = 10 mA  
(see Note 3 and Figure 1)  
KA REF K  
mV  
REF(dev)  
11  
Ratio of V  
REF  
change in cathode  
voltage change  
V  
V  
REF  
KA  
V
KA  
= V  
REF  
to 6 V, I = 10 mA (see Figure 2)  
1.5  
2.7  
mV/V  
K
I
Reference terminal current  
I
= 10 mA, R1 = 10 k, R2 = open (see Figure 2)  
0.1  
0.05  
0.1  
0.5  
0.3  
0.4  
0.5  
µA  
ref  
K
TLV431BC  
I
deviation over full  
I
K
= 10 mA, R1 = 10 k, R2 = open  
ref  
TLV431BI  
I
µA  
ref(dev)  
temperature range (see Note 4)  
(see Note 3 and Figure 2)  
TLV431BQ  
0.15  
Minimum cathode current for  
regulation  
I
I
V
= V  
(see Figure 1)  
= 6 V (see Figure 3)  
KA  
55  
0.001  
0.25  
100  
0.1  
0.4  
µA  
µA  
K(min)  
KA  
REF  
Off-state cathode current  
V
V
= 0, V  
REF  
K(off)  
REF  
Dynamic impedance  
(see Note 5)  
= V  
, f 1 kHz,  
KA  
|z  
|
KA  
I
= 0.1 mA to 15 mA (see Figure 1)  
K
NOTES: 3. Full temperature ranges are 40°C to 125°C for TLV431BQ, 40°C to 85°C for TLV431BI, and 0°C to 70°C for TLV431BC.  
4. The deviation parameters V and I are defined as the differences between the maximum and minimum values  
REF(dev)  
ref(dev)  
obtained over the rated temperature range. The average full-range temperature coefficient of the reference input voltage, αV  
is defined as:  
,
REF  
V
REF(dev)  
6
  10  
ǒ
Ǔ
VREF (TA+25°C)  
ppm  
ǒ Ǔ+  
°C  
Ť
Ť
αVREF  
T  
A
where T is the rated operating free-air temperature range of the device.  
A
α
can be positive or negative, depending on whether minimum V  
REF  
or maximum V , respectively, occurs at the  
REF  
VREF  
lower temperature.  
V  
KA  
I  
5. The dynamic impedance is defined as ŤzkaŤ +  
K
When the device is operating with two external resistors (see Figure 2), the total dynamic impedance of the circuit is defined  
as:  
V  
I  
R1  
R2  
ŤzkaŤȀ +  
ŤzkaŤ  
  ǒ1 )  
Ǔ
[
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ꢁꢉ ꢊꢋꢂꢉ ꢁꢀꢇꢌ ꢍ ꢇꢎꢏ ꢐꢑ ꢀꢇꢈꢁ ꢍ ꢒꢓ ꢍꢔꢕꢑ ꢕꢉ ꢖ ꢑꢗꢐ ꢖꢀ ꢓꢍ ꢌ ꢐꢁ ꢇꢀꢉ ꢓ  
SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
Input  
R1  
V
O
Input  
V
O
I
K
I
K
I
ref  
R2  
V
REF  
V
REF  
Figure 1. Test Circuit for V  
= V  
,
Figure 2. Test Circuit for V  
> V  
,
KA  
REF  
REF  
KA  
REF  
V = V  
= V  
V = V  
= V  
× (1 + R1/R2) + I × R1  
O
KA  
O
KA  
REF ref  
Input  
V
O
I
K(off)  
Figure 3. Test Circuit for I  
K(off)  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
REFERENCE VOLTAGE  
vs  
JUNCTION TEMPERATURE  
1.254  
I
K
= 10 mA  
1.252  
1.250  
1.248  
1.246  
1.244  
1.242  
1.240  
1.238  
50 25  
0
25  
50  
75  
100 125 150  
T
J
− Junction Temperature − °C  
Figure 4  
REFERENCE INPUT CURRENT  
vs  
REFERENCE INPUT CURRENT  
vs  
JUNCTION TEMPERATURE  
(for TLV431 and TLV431A)  
JUNCTION TEMPERATURE  
(for TLV431B)  
250  
230  
210  
190  
170  
150  
130  
110  
90  
250  
200  
I
= 10 mA  
K
I
= 10 mA  
K
R1 = 10 kΩ  
R2 = Open  
R1 = 10 kΩ  
R2 = Open  
150  
100  
70  
50  
50  
50 25  
0
25  
50  
75 100 125 150  
−50 −25  
0
25  
50  
75  
100 125 150  
T
J
− Junction Temperature − °C  
T
J
− Junction Temperature − °C  
Figure 5  
Figure 5A  
Figure 5B  
Operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied.  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
CATHODE CURRENT  
CATHODE CURRENT  
vs  
vs  
CATHODE VOLTAGE  
CATHODE VOLTAGE  
15  
10  
250  
200  
150  
100  
50  
V
T
= V  
= 25°C  
V
T
= V  
REF  
KA REF  
A
KA  
A
= 25°C  
5
0
0
50  
100  
−5  
10  
150  
200  
250  
15  
−1  
0.5  
0
0.5  
1
1.5  
−1  
0.5  
0
0.5  
1
1.5  
V
KA  
− Cathode Voltage − V  
V
KA  
− Cathode Voltage − V  
Figure 6  
Figure 7  
OFF-STATE CATHODE CURRENT  
vs  
OFF-STATE CATHODE CURRENT  
vs  
JUNCTION TEMPERATURE  
(for TLV431 and TLV431A)  
JUNCTION TEMPERATURE  
(for TLV431B)  
3000  
40  
30  
V
V
= 5 V  
= 0  
KA  
REF  
V
KA  
V
= 6 V  
= 0  
REF  
2500  
2000  
1500  
1000  
500  
20  
10  
0
0
−50 −25  
0
25  
50  
75  
100 125 150  
50 25  
0
25  
50  
75  
100 125 150  
T
J
− Junction Temperature − °C  
T
J
− Junction Temperature − °C  
Figure 8A  
Figure 8B  
Figure 8  
Operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied.  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
RATIO OF DELTA REFERENCE VOLTAGE  
TO DELTA CATHODE VOLTAGE  
vs  
RATIO OF DELTA REFERENCE VOLTAGE  
TO DELTA CATHODE VOLTAGE  
vs  
JUNCTION TEMPERATURE  
(for TLV431 and TLV431A)  
JUNCTION TEMPERATURE  
(for TLV431B)  
0
0
I
= 10 mA  
K
−0.1  
−0.2  
−0.3  
−0.4  
−0.5  
−0.6  
−0.7  
−0.8  
−0.9  
0.1  
V  
KA  
= V to 6 V  
REF  
0.2  
0.3  
0.4  
0.5  
0.6  
I
= 10 mA  
K
0.7  
0.8  
V  
KA  
= V  
REF  
to 6 V  
25  
−1  
−50 −25  
0
25  
50  
75  
100 125 150  
50 25  
0
50  
75 100 125 150  
T
J
− Junction Temperature − °C  
T
J
− Junction Temperature − °C  
Figure 9A  
Figure 9B  
Figure 9  
PERCENTAGE CHANGE IN V  
vs  
REF  
OPERATING LIFE AT 55°C  
0.025  
0
I
K
= 1 mA  
% Change (avg)  
% Change (3δ)  
−0.025  
−0.05  
−0.075  
−0.1  
% Change (−3δ)  
−0.125  
0
10  
20  
30  
40  
50  
60  
Operating Life at 55°C − kh  
Extrapolated from life-test data taken at 125°C; the activation energy assumed is 0.7 eV.  
Figure 10  
Operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied.  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
EQUIVALENT INPUT NOISE VOLTAGE  
vs  
FREQUENCY  
3 V  
350  
300  
250  
V
I
T
A
= V  
REF  
KA  
K
= 1 mA  
1 kΩ  
= 25°C  
+
750 Ω  
470 µF  
TLE2027  
2200 µF  
+
+
_
TP  
820 Ω  
TLV431  
or  
160 kΩ  
TLV431A  
or  
TLV431B  
200  
150  
160 Ω  
TEST CIRCUIT FOR EQUIVALENT INPUT NOISE VOLTAGE  
10  
100  
1k  
10k  
100k  
f − Frequency − Hz  
Figure 11  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
EQUIVALENT INPUT NOISE VOLTAGE  
OVER A 10-s PERIOD  
10  
f = 0.1 Hz to 10 Hz  
8
I
T
= 1 mA  
= 25°C  
K
A
6
4
2
0
−2  
−4  
−6  
−8  
10  
0
2
4
6
8
10  
t − Time − s  
3 V  
1 kΩ  
0.47 µF  
+
750 Ω  
470 µF  
2200 µF  
TLE2027  
+
TP  
+
TLE2027  
+
10 k10 kΩ  
1 µF  
2.2 µF  
+
_
_
820 Ω  
160 kΩ  
0.1 µF  
TLV431  
or  
TLV431A  
or  
1 MΩ  
CRO  
33 kΩ  
33 kΩ  
16 Ω  
TLV431B  
TEST CIRCUIT FOR 0.1-Hz TO 10-Hz EQUIVALENT NOISE VOLTAGE  
Figure 12  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
SMALL-SIGNAL VOLTAGE GAIN/PHASE MARGIN  
vs  
FREQUENCY  
80  
70  
0°  
I
T
= 10 mA  
= 25°C  
K
A
36°  
Output  
60  
50  
72°  
I
K
6.8 kΩ  
4.3 kΩ  
180 Ω  
108°  
10 µF  
40  
144°  
180°  
5 V  
30  
20  
10  
GND  
0
10  
20  
TEST CIRCUIT FOR VOLTAGE GAIN  
AND PHASE MARGIN  
100  
1k  
10k  
100k  
1M  
f − Frequency − Hz  
Figure 13  
REFERENCE IMPEDANCE  
vs  
FREQUENCY  
100  
10  
I
T
= 0.1 mA to 15 mA  
= 25°C  
K
A
100 Ω  
Output  
I
K
100 Ω  
1
+
GND  
0.1  
0.01  
TEST CIRCUIT FOR REFERENCE IMPEDANCE  
1k  
10k  
100k  
1M  
10M  
f − Frequency − Hz  
Figure 14  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
PULSE RESPONSE 1  
3.5  
3
R = 18 kΩ  
= 25°C  
T
Input  
A
18 kΩ  
Output  
2.5  
2
I
k
Pulse  
Generator  
f = 100 kHz  
50 Ω  
1.5  
1
Output  
GND  
0.5  
0
TEST CIRCUIT FOR PULSE RESPONSE 1  
0.5  
0
1
2
3
4
5
6
7
8
t − Time − µs  
Figure 15  
PULSE RESPONSE 2  
3.5  
3
R = 1.8 kΩ  
= 25°C  
T
Input  
A
1.8 kΩ  
Output  
2.5  
2
I
K
Pulse  
Generator  
f = 100 kHz  
50 Ω  
1.5  
1
Output  
GND  
0.5  
0
TEST CIRCUIT FOR PULSE RESPONSE 2  
0.5  
0
1
2
3
4
5
6
7
8
t − Time − µs  
Figure 16  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
PARAMETER MEASUREMENT INFORMATION  
STABILITY BOUNDARY CONDITION  
(for TLV431B)  
STABILITY BOUNDARY CONDITION  
(for TLV431 and TLV431A)  
15  
12  
9
15  
12  
9
T
A
= 25°C  
I
K
= 15 mA Max  
St
V
= V  
REF  
KA  
V
= 2 V  
KA  
Stable  
Stable  
V
= 2 V  
KA  
6
6
T
= 25°C  
= 15 mA MAX  
A
3
3
I
K
V
KA  
= 3 V  
For V  
= V ,  
REF  
KA  
Stable for C = 1 pF to 10k nF  
L
0
0
0.001  
0.01  
0.1  
1
10  
0.001  
0.01  
0.1  
1
10  
C
− Load Capacitance − µF  
C
− Load Capacitance − µF  
L
L
150 Ω  
150 Ω  
I
K
I
K
+
+
R1 = 10 kΩ  
C
C
L
L
V
bat  
V
bat  
R2  
TEST CIRCUIT FOR V  
KA  
= V  
REF  
TEST CIRCUIT FOR V  
= 2 V, 3 V  
KA  
The areas under the curves represent conditions that may cause the device to oscillate. For V  
KA  
= 2-V and 3-V curves, R2 and V were adjusted  
bat  
to establish the initial V  
and I conditions with C = 0. V  
and C then were adjusted to determine the ranges of stability.  
KA  
K
L
bat  
L
Figure 17  
Operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied.  
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SLVS139S − JULY 1996 − REVISED JANUARY 2006  
APPLICATION INFORMATION  
~
V
120 V  
I
+
P
~
V
3.3 V  
O
P
P
Gate Drive  
V
CC  
Controller  
V
FB  
TLV431  
or  
TLV431A  
or  
Current  
Sense  
GND  
TLV431B  
P
P
P
P
Figure 18. Flyback With Isolation Using TLV431, TLV431A, or TLV431B  
as Voltage Reference and Error Amplifier  
Figure 18 shows the TLV431, TLV431A, or TLV431B used in a 3.3-V isolated flyback supply. Output voltage V  
O
can be as low as reference voltage V  
(1.24 V 1%). The output of the regulator, plus the forward voltage  
REF  
drop of the optocoupler LED (1.24 + 1.4 = 2.64 V), determine the minimum voltage that can be regulated in an  
isolated supply configuration. Regulated voltage as low as 2.7 Vdc is possible in the topology shown in  
Figure 18.  
18  
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
PACKAGE OPTION ADDENDUM  
www.ti.com  
6-Dec-2006  
PACKAGING INFORMATION  
Orderable Device  
TLV431ACDBVR  
TLV431ACDBVRE4  
TLV431ACDBVRG4  
TLV431ACDBVT  
TLV431ACDBVTE4  
TLV431ACDBZR  
TLV431ACDBZRG4  
TLV431ACLP  
Status (1)  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
Package Package  
Pins Package Eco Plan (2) Lead/Ball Finish MSL Peak Temp (3)  
Qty  
Type  
Drawing  
SOT-23  
DBV  
5
5
5
5
5
3
3
3
3
3
3
8
5
5
5
5
3
3
8
8
8
3
3
3
3
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
TO-92  
TO-92  
TO-92  
TO-92  
SOIC  
DBV  
DBV  
DBV  
DBV  
DBZ  
DBZ  
LP  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
1000  
1000  
2000  
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
TLV431ACLPE3  
TLV431ACLPR  
TLV431ACLPRE3  
TLV431AID  
LP  
Pb-Free  
(RoHS)  
LP  
Pb-Free  
(RoHS)  
LP  
Pb-Free  
(RoHS)  
D
75 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TLV431AIDBVR  
TLV431AIDBVRE4  
TLV431AIDBVT  
TLV431AIDBVTE4  
TLV431AIDBZR  
TLV431AIDBZRG4  
TLV431AIDE4  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOIC  
DBV  
DBV  
DBV  
DBV  
DBZ  
DBZ  
D
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
75 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TLV431AIDR  
SOIC  
D
2500 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TLV431AIDRE4  
TLV431AILP  
SOIC  
D
2500 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TO-92  
TO-92  
TO-92  
TO-92  
LP  
1000  
1000  
2000  
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
TLV431AILPE3  
TLV431AILPM  
LP  
Pb-Free  
(RoHS)  
LP  
Pb-Free  
(RoHS)  
TLV431AILPME3  
LP  
Pb-Free  
(RoHS)  
Addendum-Page 1  
PACKAGE OPTION ADDENDUM  
www.ti.com  
6-Dec-2006  
Orderable Device  
TLV431AILPR  
Status (1)  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
Package Package  
Pins Package Eco Plan (2) Lead/Ball Finish MSL Peak Temp (3)  
Qty  
Type  
Drawing  
TO-92  
LP  
3
3
3
3
5
5
5
5
5
3
3
3
3
6
6
6
6
3
3
3
3
3
3
5
5
5
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
N / A for Pkg Type  
N / A for Pkg Type  
Level-2-260C-1YEAR  
Level-2-260C-1YEAR  
TLV431AILPRE3  
TLV431AQPK  
TO-92  
SOT-89  
SOT-89  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SC70  
LP  
PK  
2000  
Pb-Free  
(RoHS)  
1000 Green (RoHS &  
no Sb/Br)  
TLV431AQPKG3  
TLV431BCDBVR  
TLV431BCDBVRE4  
TLV431BCDBVRG4  
TLV431BCDBVT  
TLV431BCDBVTE4  
TLV431BCDBZR  
TLV431BCDBZRG4  
TLV431BCDBZT  
TLV431BCDBZTG4  
TLV431BCDCKR  
TLV431BCDCKRE4  
TLV431BCDCKT  
TLV431BCDCKTE4  
TLV431BCLP  
PK  
1000 Green (RoHS &  
no Sb/Br)  
DBV  
DBV  
DBV  
DBV  
DBV  
DBZ  
DBZ  
DBZ  
DBZ  
DCK  
DCK  
DCK  
DCK  
LP  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TO-92  
1000  
1000  
2000  
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
Level-2-260C-1YEAR  
Level-2-260C-1YEAR  
TLV431BCLPE3  
TLV431BCLPR  
TO-92  
LP  
Pb-Free  
(RoHS)  
TO-92  
LP  
Pb-Free  
(RoHS)  
TLV431BCLPRE3  
TLV431BCPK  
TO-92  
LP  
Pb-Free  
(RoHS)  
SOT-89  
SOT-89  
SOT-23  
SOT-23  
SOT-23  
PK  
1000 Green (RoHS &  
no Sb/Br)  
TLV431BCPKG3  
TLV431BIDBVR  
TLV431BIDBVRE4  
TLV431BIDBVT  
PK  
1000 Green (RoHS &  
no Sb/Br)  
DBV  
DBV  
DBV  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
Addendum-Page 2  
PACKAGE OPTION ADDENDUM  
www.ti.com  
6-Dec-2006  
Orderable Device  
TLV431BIDBVTE4  
TLV431BIDBZR  
TLV431BIDBZRG4  
TLV431BIDBZT  
TLV431BIDBZTG4  
TLV431BIDCKR  
TLV431BIDCKRE4  
TLV431BIDCKT  
TLV431BIDCKTE4  
TLV431BILP  
Status (1)  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
Package Package  
Pins Package Eco Plan (2) Lead/Ball Finish MSL Peak Temp (3)  
Qty  
Type  
Drawing  
SOT-23  
DBV  
5
3
3
3
3
6
6
6
6
3
3
3
3
3
3
5
5
5
5
3
3
3
3
6
6
6
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SC70  
DBZ  
DBZ  
DBZ  
DBZ  
DCK  
DCK  
DCK  
DCK  
LP  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TO-92  
TO-92  
TO-92  
TO-92  
SOT-89  
SOT-89  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SC70  
1000  
1000  
2000  
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
Level-2-260C-1YEAR  
Level-2-260C-1YEAR  
TLV431BILPE3  
LP  
Pb-Free  
(RoHS)  
TLV431BILPR  
LP  
Pb-Free  
(RoHS)  
TLV431BILPRE3  
TLV431BIPK  
LP  
Pb-Free  
(RoHS)  
PK  
1000 Green (RoHS &  
no Sb/Br)  
TLV431BIPKG3  
TLV431BQDBVR  
TLV431BQDBVRE4  
TLV431BQDBVT  
TLV431BQDBVTE4  
TLV431BQDBZR  
TLV431BQDBZRG4  
TLV431BQDBZT  
TLV431BQDBZTG4  
TLV431BQDCKR  
TLV431BQDCKRE4  
TLV431BQDCKT  
PK  
1000 Green (RoHS &  
no Sb/Br)  
DBV  
DBV  
DBV  
DBV  
DBZ  
DBZ  
DBZ  
DBZ  
DCK  
DCK  
DCK  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
SC70  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
Addendum-Page 3  
PACKAGE OPTION ADDENDUM  
www.ti.com  
6-Dec-2006  
Orderable Device  
TLV431BQDCKTE4  
TLV431BQLP  
Status (1)  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
Package Package  
Pins Package Eco Plan (2) Lead/Ball Finish MSL Peak Temp (3)  
Qty  
Type  
Drawing  
SC70  
DCK  
6
3
3
3
3
3
3
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TO-92  
TO-92  
TO-92  
TO-92  
SOT-89  
SOT-89  
LP  
LP  
LP  
LP  
PK  
PK  
1000  
1000  
2000  
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
Call TI  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
Level-2-260C-1YEAR  
Level-2-260C-1YEAR  
Call TI  
TLV431BQLPE3  
TLV431BQLPR  
TLV431BQLPRE3  
TLV431BQPK  
Pb-Free  
(RoHS)  
Pb-Free  
(RoHS)  
Pb-Free  
(RoHS)  
1000 Green (RoHS &  
no Sb/Br)  
TLV431BQPKG3  
1000 Green (RoHS &  
no Sb/Br)  
TLV431CDBV  
OBSOLETE SOT-23  
DBV  
DBV  
5
5
TBD  
TLV431CDBVR  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
TO-92  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TLV431CDBVRE4  
TLV431CDBVT  
TLV431CDBVTE4  
TLV431CDBZR  
TLV431CDBZRG4  
TLV431CLP  
DBV  
DBV  
DBV  
DBZ  
DBZ  
LP  
5
5
5
3
3
3
3
3
3
3
3
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
1000  
1000  
2000  
2000  
2000  
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
Call TI  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
Call TI  
TLV431CLPE3  
TLV431CLPM  
TO-92  
LP  
Pb-Free  
(RoHS)  
TO-92  
LP  
Pb-Free  
(RoHS)  
TLV431CLPME3  
TLV431CLPR  
TO-92  
LP  
Pb-Free  
(RoHS)  
TO-92  
LP  
Pb-Free  
(RoHS)  
TLV431CLPRE3  
TO-92  
LP  
Pb-Free  
(RoHS)  
TLV431IDBV  
OBSOLETE SOT-23  
DBV  
DBV  
5
5
TBD  
TLV431IDBVR  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
SOT-23  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TLV431IDBVRE4  
TLV431IDBVRG4  
TLV431IDBVT  
DBV  
DBV  
DBV  
DBV  
DBZ  
5
5
5
5
3
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
TLV431IDBVTE4  
TLV431IDBZR  
250 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
Addendum-Page 4  
PACKAGE OPTION ADDENDUM  
www.ti.com  
6-Dec-2006  
Orderable Device  
Status (1)  
Package Package  
Pins Package Eco Plan (2) Lead/Ball Finish MSL Peak Temp (3)  
Qty  
Type  
Drawing  
no Sb/Br)  
TLV431IDBZRG4  
TLV431ILP  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
SOT-23  
TO-92  
DBZ  
LP  
3
3
3
3
3
3
3
3000 Green (RoHS & CU NIPDAU Level-1-260C-UNLIM  
no Sb/Br)  
1000  
1000  
2000  
2000  
Pb-Free  
(RoHS)  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
CU SN  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
N / A for Pkg Type  
Level-2-260C-1YEAR  
Level-2-260C-1YEAR  
TLV431ILPE3  
TLV431ILPR  
TO-92  
LP  
Pb-Free  
(RoHS)  
TO-92  
LP  
Pb-Free  
(RoHS)  
TLV431ILPRE3  
TLV431QPK  
TO-92  
LP  
Pb-Free  
(RoHS)  
SOT-89  
SOT-89  
PK  
PK  
1000 Green (RoHS &  
no Sb/Br)  
TLV431QPKG3  
1000 Green (RoHS &  
no Sb/Br)  
(1) The marketing status values are defined as follows:  
ACTIVE: Product device recommended for new designs.  
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.  
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in  
a new design.  
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.  
OBSOLETE: TI has discontinued the production of the device.  
(2)  
Eco Plan - The planned eco-friendly classification: Pb-Free (RoHS), Pb-Free (RoHS Exempt), or Green (RoHS & no Sb/Br) - please check  
http://www.ti.com/productcontent for the latest availability information and additional product content details.  
TBD: The Pb-Free/Green conversion plan has not been defined.  
Pb-Free (RoHS): TI's terms "Lead-Free" or "Pb-Free" mean semiconductor products that are compatible with the current RoHS requirements  
for all 6 substances, including the requirement that lead not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered  
at high temperatures, TI Pb-Free products are suitable for use in specified lead-free processes.  
Pb-Free (RoHS Exempt): This component has a RoHS exemption for either 1) lead-based flip-chip solder bumps used between the die and  
package, or 2) lead-based die adhesive used between the die and leadframe. The component is otherwise considered Pb-Free (RoHS  
compatible) as defined above.  
Green (RoHS & no Sb/Br): TI defines "Green" to mean Pb-Free (RoHS compatible), and free of Bromine (Br) and Antimony (Sb) based flame  
retardants (Br or Sb do not exceed 0.1% by weight in homogeneous material)  
(3)  
MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder  
temperature.  
Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is  
provided. TI bases its knowledge and belief on information provided by third parties, and makes no representation or warranty as to the  
accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and continues to take  
reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on  
incoming materials and chemicals. TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited  
information may not be available for release.  
In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI  
to Customer on an annual basis.  
Addendum-Page 5  
MECHANICAL DATA  
MSOT002A – OCTOBER 1994 – REVISED NOVEMBER 2001  
LP (O-PBCY-W3)  
PLASTIC CYLINDRICAL PACKAGE  
0.205 (5,21)  
0.175 (4,44)  
0.165 (4,19)  
0.125 (3,17)  
DIA  
0.210 (5,34)  
0.170 (4,32)  
Seating  
Plane  
0.157 (4,00) MAX  
0.050 (1,27)  
C
0.500 (12,70) MIN  
0.022 (0,56)  
0.016 (0,41)  
0.016 (0,41)  
0.014 (0,35)  
0.104 (2,65)  
FORMED LEAD OPTION  
STRAIGHT LEAD OPTION  
D
0.135 (3,43) MIN  
0.105 (2,67)  
0.095 (2,41)  
0.055 (1,40)  
0.045 (1,14)  
1
2
3
0.105 (2,67)  
0.080 (2,03)  
0.105 (2,67)  
0.080 (2,03)  
4040001-2/C 10/01  
NOTES: A. All linear dimensions are in inches (millimeters).  
B. This drawing is subject to change without notice.  
C. Lead dimensions are not controlled within this area  
D. FAlls within JEDEC TO -226 Variation AA (TO-226 replaces TO-92)  
E. Shipping Method:  
Straight lead option available in bulk pack only.  
Formed lead option available in tape & reel or ammo pack.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
MECHANICAL DATA  
MSOT002A OCTOBER 1994 REVISED NOVEMBER 2001  
LP (O-PBCY-W3)  
PLASTIC CYLINDRICAL PACKAGE  
0.539 (13,70)  
0.460 (11,70)  
1.260 (32,00)  
0.905 (23,00)  
0.650 (16,50)  
0.610 (15,50)  
0.020 (0,50) MIN  
0.098 (2,50)  
0.384 (9,75)  
0.335 (8,50)  
0.748 (19,00)  
0.217 (5,50)  
0.748 (19,00)  
0.689 (17,50)  
0.433 (11,00)  
0.335 (8,50)  
0.114 (2,90)  
0.094 (2,40)  
0.114 (2,90)  
0.094 (2,40)  
0.169 (4,30)  
0.146 (3,70)  
DIA  
0.266 (6,75)  
0.234 (5,95)  
0.512 (13,00)  
0.488 (12,40)  
TAPE & REEL  
4040001-3/C 10/01  
NOTES: A. All linear dimensions are in inches (millimeters).  
B. This drawing is subject to change without notice.  
C. Tape and Reel information for the Format Lead Option package.  
2
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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