R12LD20L-TB5-T [UTC]
Fixed Positive LDO Regulator, 12V, 0.5V Dropout, BIPolar, LEAD FREE, TO-220B, 5 PIN;
| 型号： | R12LD20L-TB5-T |
| 厂家： | 
Unisonic Technologies |
| 描述： | Fixed Positive LDO Regulator, 12V, 0.5V Dropout, BIPolar, LEAD FREE, TO-220B, 5 PIN 局域网 输出元件 调节器 |
| 文件： | 总11页 (文件大小：377K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
UNISONIC TECHNOLOGIES CO., LTD
RXXLD20
LINEAR INTEGRATED CIRCUIT
2A OUTPUT TYPE LOW
POWER-LOSS VOLTAGE
REGULATOR
FEATURES
* Low power-loss(Dropout voltage: 0.5V(max) at IOUT=2.0A)
* 2.0A output type
* Output voltage precision: ±3.0%
* Built-in ON/OFF control function and over-current protection
circuit.
* Thermal shutdown protection.
ORDERING INFORMATION
Ordering Number
Pin Assignment
Packing
Package
Lead Free
Halogen Free
1
N
I
2
I
3
O
G
4
G
F
5
F
-
RXXLD20L-TB5-T
RXXLD20L-TF4-T
RXXLD20G-TB5-T
RXXLD20G-TF4-T
TO-220B
Tube
Tube
TO-220F-4
O
Note: Pin Assignment: N: NC, I: INPUT, O: OUTPUT, G: GND, F: ON/OFF
www.unisonic.com.tw
1 of 11
Copyright © 2013 Unisonic Technologies Co., Ltd
QW-R102-015.K
RXXLD20
LINEAR INTEGRATED CIRCUIT
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
33 :3.3V
35 :3.5V
05 :5.0V
06 :6.0V
08: 8.0V
09 :9.0V
10 :10V
MARKING
TO-220F-4
TO-220B
12 :12V
15 :15V
BLOCK DIAGRAM
TO-220F-4
TO-220B
2
3
5
Specfic IC
4
UNISONIC TECHNOLOGIES CO., LTD
2 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (TA=25°C, unless otherwise specified.)
PARAMETER
SYMBOL
VIN
RATINGS
UNIT
V
Input Voltage(Note1)
20
20
ON/OFF Control Terminal Voltage (Note1)
Output Current
Vc
V
IOUT
2.0
A
No Heat Sink
Power Dissipation
1.4
W
PD
With Heat Sink
15
W
Junction Temperature (Note2)
Operating Temperature
Storage Temperature
TJ
150
°C
°C
°C
TOPR
TSTG
-40 ~ +85
-40 ~ +150
Note 1: All are open except GND and applicable terminals.
Note 2: Overheat protection may operate at 125≦TJ≦150°C
ELECTRICAL CHARACTERISTICS (Refer to the test circuits, unless otherwise specified, TA=25°C)
For R33LD20(3.3V)
PARAMETER TYP MAX UNIT
SYMBOL
TEST CONDITIONS
MIN
Output Voltage
VOUT VIN=5V, IOUT=1A
3.201
3.3 3.399
V
%
Line Regulation
ΔVOUT VIN=4 ~ 10V, IOUT=5mA
ΔVOUT VIN=5V, IOUT=5mA ~ 2.0A
TCVO TJ=0 ~ 125°C,IOUT=5mA
0.1
0.1
2.5
2.0
Load Regulation
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control(Note 2)
OFF
VC(ON) VIN=5V
2.0
V
VC(OFF) VIN=5V
0.8
20
V
ON
IC(ON) VC=2.7V,VIN=5V
IC(OFF) VC=0.4V, VIN=5V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT=0A, VIN=5V
For R35LD20(3.5V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Output Voltage
VOUT VIN=5.5V, IOUT=1A
3.395
3.5 3.605
V
%
Line Regulation
ΔVOUT VIN=4.5 ~ 10.5V, IOUT=5mA
ΔVOUT VIN=5.5V, IOUT=5mA ~ 2.0A
TCVO TJ=0 ~ 125°C,IOUT=5mA
0.1
0.1
2.5
2.0
Load Regulation
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN=5V
2.0
V
VC(OFF) VIN=5V
0.8
20
V
ON
IC(ON) VC=2.7V,VIN=5.5V
IC(OFF) VC=0.4V, VIN=5.5V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT=0A, VIN=5.5V
UNISONIC TECHNOLOGIES CO., LTD
3 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For R05LD20(5V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
4.85
TYP MAX UNIT
Output Voltage
VOUT VIN =7V, IOUT=1A
5.0
0.5
5.15
2.5
V
%
Line Regulation
ΔVOUT VIN =6 ~ 12V, IOUT=5mA
ΔVOUT VIN =7V, IOUT=5mA ~ 2.0A
TCVO TJ=0 ~ 125°C, IOUT=5mA
Load Regulation
0.1
2.0
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN =7V
2.0
V
VC(OFF) VIN =7V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =7V
IC(OFF) VC=0.4V, VIN =7V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =7V
For R06LD20(6V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
5.82
TYP MAX UNIT
Output Voltage
VOUT VIN =8V, IOUT=1A
6.0
0.5
6.18
2.5
V
%
Line Regulation
ΔVOUT VIN =7 ~ 13V, IOUT=5mA
ΔVOUT VIN =8V, IOUT=5mA ~ 2.0A
TCVO TJ=0 ~ 125°C, IOUT=5mA
Load Regulation
0.1
2.0
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN =8V
2.0
V
VC(OFF) VIN =8V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =8V
IC(OFF) VC=0.4V, VIN =8V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =8V
For R08LD20(8V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
7.76
TYP MAX UNIT
Output Voltage
VOUT VIN =10V, IOUT=1A
8.0
0.5
8.24
2.5
V
%
Line Regulation
ΔVOUT VIN =9~15V, IOUT=5mA
ΔVOUT VIN =10V, IOUT=5mA~2.0A
TCVO TJ=0~125°C, IOUT=5mA
Load Regulation
0.1
2.0
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN =10V
2.0
V
VC(OFF) VIN =10V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =10V
IC(OFF) VC=0.4V, VIN =10V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =10V
UNISONIC TECHNOLOGIES CO., LTD
4 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For R09LD20(9V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
8.73
TYP MAX UNIT
Output Voltage
VOUT VIN =11V, IOUT=1A
9.0
0.5
9.27
2.5
V
%
Line Regulation
ΔVOUT VIN =10~16V, IOUT=5mA
ΔVOUT VIN =11V, IOUT=5mA~2.0A
TCVO TJ=0~125°C, IOUT=5mA
Load Regulation
0.1
2.0
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN =11V
2.0
V
VC(OFF) VIN =11V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =11V
IC(OFF) VC=0.4V, VIN =11V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =11V
For R10LD20(10V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
9.7
TYP MAX UNIT
Output Voltage
VOUT VIN =12V, IOUT=1A
10.0 10.3
V
%
Line Regulation
ΔVOUT VIN =11~17V, IOUT=5mA
ΔVOUT VIN =12V, IOUT=5mA~2.0A
TCVO TJ=0~125°C, IOUT=5mA
0.5
0.1
2.5
2.0
Load Regulation
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN =12V
2.0
V
VC(OFF) VIN =12V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =12V
IC(OFF) VC=0.4V, VIN =12V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =12V
For R12LD20(12V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Output Voltage
VOUT VIN =14V, IOUT=1A
11.64 12.0 12.36
V
%
Line Regulation
ΔVOUT VIN =13~19V, IOUT=5mA
ΔVOUT VIN =14V, IOUT=5mA~2.0A
TCVO TJ=0~125°C, IOUT=5mA
0.5
0.1
2.5
2.0
Load Regulation
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN =14V
2.0
V
VC(OFF) VIN =14V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =14V
IC(OFF) VC=0.4V, VIN =14V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =14V
UNISONIC TECHNOLOGIES CO., LTD
5 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For R15LD20(15V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Output Voltage
VOUT VIN =17V, IOUT=1A
14.55 15.0 15.45
V
%
Line Regulation
ΔVOUT VIN =16~20V, IOUT=5mA
ΔVOUT VIN =17V, IOUT=5mA~2.0A
TCVO TJ=0~125°C, IOUT=5mA
0.5
0.1
2.5
2.0
Load Regulation
%
Temperature Coefficient of Output Voltage
Ripple Rejection
±0.02
55
%/°C
dB
V
RR
VD
Refer to Fig.2
45
Dropout Voltage
(Note 1), IOUT=2A
0.5
ON
Voltage for Control (Note 2)
OFF
VC(ON) VIN =17V
2.0
V
VC(OFF) VIN =17V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =17V
IC(OFF) VC=0.4V, VIN =17V
μA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =17V
Note: 1. Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
2. In case of opening control terminal(pin 5 of TO-220B, pin 4 of TO-220F-4), output voltage turns on.
UNISONIC TECHNOLOGIES CO., LTD
6 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
TEST CIRCUITS
Note : ○: TO-220F-4, ( ): TO-220B
Fig.1
+
1
2
4
(2)
(3)
(5)
IO
ei
(4)
3
47μF
+
eo
V
0.33μF
RL
VIN
f=120Hz
ei=0.5Vrms
Io=0.5A
VIN=5V(R33LD20)
5.5V(R35LD20)
7V(R05LD20)
VIN=11V(R09LD20)
12V(R10LD20)
14V(R12LD20)
17V(R15LD20)
RR=20log (ei/eo)
8V(R06LD20)
10V(R08LD20)
Fig.2 For Ripple Rejection
TYPICAL APPLICATION
UNISONIC TECHNOLOGIES CO., LTD
7 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
TYPICAL CHARACTERISTICS
Fig.6 Overcurrent Protection Characteristics
(Typical Value)(R09LD20)
Fig.5 Overcurrent Protection Characteristics
(Typical Value)(R05LD20)
12
12
11
11
10
9
10
VD=2V
9
8
8
7
7
VD=3V
6
6
5
VD=2V
5
VD=3V
4
VD=1V
4
3
3
VD=1V
2
2
1
VD=0.5V
1
VD=0.5V
0
1.0
2.0
3.0
4.0
0
1.0
2.0
3.0
4.0
(A)
ent, Io
t curr
Outpu
Io (A)
rrent,
ut cu
Outp
Fig.7 Overcurrent Protection Characteristics
(Typical Value)(R12LD20)
Fig.8 Output Voltage Deviation vs .Junction
Temperature (R03LD20)
12
150
VIN=5V
Io=0.5A
11
VD=2V
10
100
VD=3V
9
8
7
50
0
VD=1V
6
5
4
3
VD=0.5V
-50
2
1
-100
-25
0
1.0
2.0
3.0
4.0
0
25
50
75
100
125
C)
ture, TJ (°
(A)
ent Io
t curr
pera
Outpu
Juncti
on tem
UNISONIC TECHNOLOGIES CO., LTD
8 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
TYPICAL CHARACTERISTICS(Cont.)
Fig.9 Output Voltage Deviation vs .Junction
Temperature (R05LD20)
Fig.10 Output Voltage Deviation vs .Junction
Temperature (R09LD20)
150
250
VIN=11V
Io=0.5A
VIN=7V
Io=0.5A
150
100
50
100
50
0
0
-50
-50
-100
-150
-100
-25
0
25
50
75
100
125
-25
0
25
50
75
100
125
)
re, TJ (°C)
, TJ (°C
ature
mper
tion te
eratu
temp
ction
Junc
Jun
Fig.11 Output Voltage Deviation vs .Junction
Fig.12 Output Voltage vs .Input
Voltage (R33LD20)
Temperature (R12LD20)
250
8
7
VIN=18V
200
Io=0.5A
150
6
0
100
50
4
3
2
0
RL=∞Ω
-50
RL=3.3
-100
RL=1.65
1
-150
-200
0
-25
0
25
50
75
100
125
10
0
2
4
6
8
e, VIN (V)
voltag
Input
C)
, TJ (°
rature
mpe
tion te
Junc
Fig.13 Output Voltage vs .Input
Voltage (R05LD20)
Fig.14 Output Voltage vs .Input
Voltage (R09LD20)
10
8
RL=∞Ω
7
6
RL=9
5
RL=4.5
5
RL=2.5Ω
4
3
RL=∞Ω
RL=2.5Ω
2
1
0
0
5
10
15
0
0
2
4
6
8
10
IN (V)
N (V)
ge, V
t volta
ge, VI
volta
Inpu
Input
UNISONIC TECHNOLOGIES CO., LTD
9 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
TYPICAL CHARACTERISTICS(Cont.)
Fig.15 Output Voltage vs .Input
Voltage (R12LD20)
Fig.16 Circuit Operating Current vs .Input
Voltage (R33LD20)
20
15
80
60
40
RL=∞Ω
10
RL=12Ω
RL=6Ω
RL=3.3Ω
RL=1.65Ω
5
0
20
RL=∞Ω
0
0
5
10
0
5
10
15
20
25
e, VIN (V)
voltag
Input
e, VIN (V)
voltag
Input
Fig.17 Circuit Operating Current vs .Input
Voltage (R05LD20)
Fig.18 Circuit Operating Current vs .Input
Voltage (R09LD20)
80
80
60
60
40
40
RL=2.5Ω
RL=4.5Ω
20
20
RL=5Ω
RL=∞Ω
RL=9Ω
RL=∞Ω
0
0
15
0
5
10
5
10
0
IN (V)
ge, V
t volta
e, VIN (V)
Inpu
voltag
Input
Fig.20 Dropout Voltage vs .Junction
Temperature
Fig.19 Circuit Operating Current vs .Input
Voltage (R12LD20)
80
0.5
R12LD20
R33LD20
0.4
60
R09LD20
R05LD20
0.3
0.2
40
RL=6Ω
RL=12Ω
20
0
0.1
0
RL=∞Ω
-25
0
25
50
75
100
125
0
5
10
15
20
25
re, TJ (°C)
peratu
ion tem
Junct
N (V)
ge, VI
volta
Input
UNISONIC TECHNOLOGIES CO., LTD
10 of 11
QW-R102-015.K
www.unisonic.com.tw
RXXLD20
LINEAR INTEGRATED CIRCUIT
TYPICAL CHARACTERISTICS(Cont.)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
11 of 11
QW-R102-015.K
www.unisonic.com.tw
相关型号：
R12LD20L-TF4-T
Fixed Positive LDO Regulator, 12V, 0.5V Dropout, BIPolar, LEAD FREE, TO-220F, 4 PIN
UTC
©2020 ICPDF网 联系我们和版权申明