L79L05ACZ-AP [STMICROELECTRONICS]

5V FIXED NEGATIVE REGULATOR, BCY3, LEAD FREE, TO-92, 3 PIN;
L79L05ACZ-AP
型号: L79L05ACZ-AP
厂家: ST    ST
描述:

5V FIXED NEGATIVE REGULATOR, BCY3, LEAD FREE, TO-92, 3 PIN

输出元件 调节器
文件: 总27页 (文件大小:714K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
L79LxxAB  
L79LxxAC - L79LxxC  
Negative voltage regulators  
Features  
Output current up to 100 mA  
Output voltages of -5; -6; -8; -9; -12; -15 V  
Thermal overload protection  
Short circuit protection  
TO-92  
No external components are required  
Available in either 5ꢀ ꢁAꢂC or 10ꢀ ꢁꢂC  
selection  
Description  
SO-8  
SOT-89  
The L79Lxx series of three-terminal negative  
regulators employ internal current limiting and  
thermal shutdown, making them essentially  
indestructible. If adequate heat-sink is provided,  
they can deliver up to 100 mA output current.  
power pass elements to make high-current  
voltage regulators.  
The L79Lxx series used as Zener diode/resistor  
combination replacement, offers an effective  
output impedance improvement of typically two  
orders of magnitude, along with lower quiescent  
current and lower noise.  
They are intended as fixed voltage regulators in a  
wide range of applications including local or on-  
card regulation for elimination of noise and  
distribution problems associated with single-point  
regulation. In addition, they can be used with  
Table 1.  
Device summary  
Part numbers  
L79L05Aꢂ  
L79L05AB  
L79L06ꢂ  
L79L09Aꢂ  
L79L09AB  
L79L12ꢂ  
L79L06Aꢂ  
L79L06AB  
L79L08ꢂ  
L79L12Aꢂ  
L79L12AB  
L79L15ꢂ  
L79L08Aꢂ  
L79L08AB  
L79L09ꢂ  
L79L15Aꢂ  
L79L15AB  
July 2009  
Doc ID 2511 Rev 16  
1/27  
www.st.com  
27  
 
L79LxxAB, L79LxxAC, L79LxxC  
Contents  
1
2
3
4
5
6
7
Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3  
Pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4  
Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5  
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6  
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18  
Order codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25  
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26  
2/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Diagram  
1
Diagram  
Figure 1.  
Schematic diagram  
Doc ID 2511 Rev 16  
3/27  
Pin configuration  
L79LxxAB, L79LxxAC, L79LxxC  
2
Pin configuration  
Figure 2.  
Pin connection ꢁtop view, bottom view for TO-92C  
PIN 1 = GND  
PIN 2 = VIN  
PIN 3 = VOUT  
SO-8  
SOT-89  
TO-92  
Figure 3.  
Test circuit  
4/27  
Doc ID 2511 Rev 16  
 
L79LxxAB, L79LxxAC, L79LxxC  
Maximum ratings  
3
Maximum ratings  
Table 2.  
Symbol  
Absolute maximum ratings  
Parameter  
Value  
Unit  
VO = -5 to -9 V  
-30  
-35  
VI  
Dꢂ input voltage  
V
VO = -12 to -15 V  
IO  
PD  
Output current  
100  
mA  
mW  
°ꢂ  
Power dissipation  
Internally limited ꢁ1C  
-40 to 150  
0 to 125  
TSTG  
Storage temperature range  
For L79L00ꢂ, L79L00Aꢂ  
For L79L00AB  
TOP  
Operating junction temperature range  
°ꢂ  
-40 to 125  
1. Our SO-8 package used for Voltage Regulators is modified internally to have pins 2, 3, 6 and 7 electrically communed to  
the die attach flag. This particular frame decreases the total thermal resistance of the package and increases its ability to  
dissipate power when an appropriate area of copper on the printed circuit board is available for heat-sinking. The external  
dimensions are the same as for the standard SO-8.  
Table 3.  
Symbol  
Thermal data  
Parameter  
SO-8  
TO-92  
SOT-89  
Unit  
RthJꢂ  
RthJA  
Thermal resistance junction-case. ꢁMaxC  
Thermal resistance junction-ambient. ꢁMaxC  
20  
15  
°ꢂ/W  
°ꢂ/W  
55 ꢁ1C  
200  
1. ꢂonsidering 6 cm2 of copper Board heat-sink.  
Doc ID 2511 Rev 16  
5/27  
Electrical characteristics  
L79LxxAB, L79LxxAC, L79LxxC  
4
Electrical characteristics  
Refer to the test circuits, T = 0 to 125 °ꢂ, V = -10 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF  
J
I
O
I
O
unless otherwise specified.  
Table 4.  
Symbol  
Electrical characteristics of L79L05  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -7 to -20 V  
-4.6  
-4.5  
-4.5  
-5  
-5.4  
-5.5  
-5.5  
200  
150  
60  
V
I
Output voltage  
V
IO = 1 to 70 mA, VI = -10 V  
VI = -7 to -20 V, TJ = 25°ꢂ  
VI = -8 to -20 V, TJ = 25°ꢂ  
ΔVO  
ΔVO  
Id  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
30  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
0.2  
1.5  
IO = 1 to 40 mA  
ΔId  
mA  
VI = -8 to -20 V  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
40  
49  
µV  
dB  
V
VI = -8 to -18V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
40  
1.7  
6/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Electrical characteristics  
Refer to the test circuits, T = 0 to 125 °ꢂ, V = -12 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF  
J
I
O
I
O
unless otherwise specified.  
Table 5.  
Symbol  
Electrical characteristics of L79L06  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -8.5 to -20 V  
-5.52  
-5.4  
-6  
-6.48  
-6.6  
-6.6  
200  
150  
60  
V
I
Output voltage  
V
IO = 1 to 70 mA, VI = -12 V  
VI = -8.5 to -20 V, TJ = 25°ꢂ  
VI = -9 to -20 V, TJ = 25°ꢂ  
-5.4  
ΔVO  
ΔVO  
Id  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
30  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
0.2  
1.5  
I
O = 1 to 40 mA  
ΔId  
mA  
VI = -8 to -20 V  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
50  
46  
µV  
dB  
V
VI = -9 to -20V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
38  
1.7  
Doc ID 2511 Rev 16  
7/27  
Electrical characteristics  
L79LxxAB, L79LxxAC, L79LxxC  
Refer to the test circuits, T = 0 to 125 °ꢂ, V = -14 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF  
J
I
O
I
O
unless otherwise specified.  
Table 6.  
Symbol  
Electrical characteristics of L79L08  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -10.5 to -23 V  
-7.36  
-7.2  
-8  
-8.64  
-8.8  
-8.8  
200  
150  
80  
V
I
Output voltage  
V
IO = 1 to 70 mA, VI = -14 V  
VI = -10.5 to -23 V, TJ = 25°ꢂ  
VI = -11 to -23 V, TJ = 25°ꢂ  
-7.2  
ΔVO  
ΔVO  
Id  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
40  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
0.2  
1.5  
I
O = 1 to 40 mA  
ΔId  
mA  
VI = -11 to -23 V  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
60  
45  
µV  
dB  
V
VI = -12 to -23V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
36  
1.7  
8/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Electrical characteristics  
Refer to the test circuits, T = 0 to 125 °ꢂ, V = -15 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF  
J
I
O
I
O
unless otherwise specified.  
Table 7.  
Symbol  
Electrical characteristics of L79L09  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -11.5 to -23 V  
-8.28  
-8.1  
-9  
-9.72  
-9.9  
-9.9  
250  
200  
80  
V
I
Output voltage  
V
IO = 1 to 70 mA, VI = -15 V  
VI = -11.5 to -23 V, TJ = 25°ꢂ  
VI = -12 to -23 V, TJ = 25°ꢂ  
-8.1  
ΔVO  
ΔVO  
Id  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
40  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
0.2  
1.5  
I
O = 1 to 40 mA  
ΔId  
mA  
VI = -12 to -23 V  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
70  
44  
µV  
dB  
V
VI = -12 to -23V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
36  
1.7  
Doc ID 2511 Rev 16  
9/27  
Electrical characteristics  
L79LxxAB, L79LxxAC, L79LxxC  
Refer to the test circuits, T = 0 to 125 °ꢂ, V = - 19 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF  
J
I
O
I
O
unless otherwise specified.  
Table 8.  
Symbol  
Electrical characteristics of L79L12  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -14.5 to -27 V  
-11.1  
-10.8  
-10.8  
-12  
-12.9  
-13.2  
-13.2  
250  
200  
100  
50  
V
I
Output voltage  
V
IO = 1 to 70 mA, VI = -19 V  
VI = -14.5 to -27 V, TJ = 25°ꢂ  
VI = -16 to -27 V, TJ = 25°ꢂ  
ΔVO  
ΔVO  
Id  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
6.5  
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
6
I
O = 1 to 40 mA  
0.2  
ΔId  
mA  
VI = -16 to -27 V  
1.5  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
80  
42  
µV  
dB  
V
VI = -15 to -25V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
36  
1.7  
10/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Electrical characteristics  
Refer to the test circuits, T = 0 to 125 °ꢂ, V = - 23 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF  
J
I
O
I
O
unless otherwise specified.  
Table 9.  
Symbol  
Electrical characteristics of L79L15  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -17.5 to -30 V  
-13.8  
-13.5  
-13.5  
-15  
-16.2  
-16.5  
-16.5  
300  
250  
150  
75  
V
I
Output voltage  
V
IO = 1 to 70 mA, VI = -23 V  
VI = -17.5 to -30 V, TJ = 25°ꢂ  
VI = -20 to -30 V, TJ = 25°ꢂ  
ΔVO  
ΔVO  
Id  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
6.5  
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
6
I
O = 1 to 40 mA  
0.2  
ΔId  
mA  
VI = -20 to -30 V  
1.5  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
90  
39  
µV  
dB  
V
VI = -18.5 to -28.5.V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
33  
1.7  
Doc ID 2511 Rev 16  
11/27  
Electrical characteristics  
L79LxxAB, L79LxxAC, L79LxxC  
Refer to the test circuits, V = - 10 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF, T = 0 to 125 °ꢂ  
I
O
I
O
J
for L79L05Aꢂ, T = -40 to 125 °ꢂ for L79L05AB, unless otherwise specified.  
J
Table 10. Electrical characteristics of L79L05AB and L79L05AC  
Symbol  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -7 to -20 V  
-4.8  
-4.75  
-4.75  
-5  
-5.2  
-5.25  
-5.25  
150  
100  
60  
V
I
VO  
ΔVO  
ΔVO  
Id  
Output voltage  
V
IO = 1 to 70 mA, VI = -10 V  
VI = -7 to -20 V, TJ = 25°ꢂ  
VI = -8 to -20 V, TJ = 25°ꢂ  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
30  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
I
O = 1 to 40 mA  
0.1  
ΔId  
mA  
VI = -8 to -20 V  
1.5  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
40  
49  
µV  
dB  
V
VI = -8 to -18V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
41  
1.7  
12/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Electrical characteristics  
Refer to the test circuits, V = - 12 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF, T = 0 to 125 °ꢂ  
I
O
I
O
J
for L79L05Aꢂ, T = -40 to 125 °ꢂ for L79L05AB, unless otherwise specified.  
J
Table 11. Electrical characteristics of L79L06AB and L79L06AC  
Symbol  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -8.5 to -20 V  
-5.76  
-5.7  
-6  
-6.24  
-6.3  
-6.3  
150  
100  
60  
V
I
VO  
ΔVO  
ΔVO  
Id  
Output voltage  
V
IO = 1 to 70 mA, VI = -12 V  
VI = -8.5 to -20 V, TJ = 25°ꢂ  
VI = -9 to -20 V, TJ = 25°ꢂ  
-5.7  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
30  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
0.1  
1.5  
I
O = 1 to 40 mA  
ΔId  
mA  
VI = -8 to -20 V  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
50  
46  
µV  
dB  
V
VI = -9 to -20V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
39  
1.7  
Doc ID 2511 Rev 16  
13/27  
Electrical characteristics  
L79LxxAB, L79LxxAC, L79LxxC  
Refer to the test circuits, V = - 14 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF, T = 0 to 125 °ꢂ  
I
O
I
O
J
for L79L05Aꢂ, T = -40 to 125 °ꢂ for L79L05AB, unless otherwise specified.  
J
Table 12. Electrical characteristics of L79L08AB and L79L08AC  
Symbol  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -10.5 to -23 V  
-7.68  
-7.6  
-8  
-8.32  
-8.4  
-8.4  
175  
125  
80  
V
I
VO  
ΔVO  
ΔVO  
Id  
Output voltage  
V
IO = 1 to 70 mA, VI = -14 V  
VI = -10.5 to -23 V, TJ = 25°ꢂ  
VI = -11 to -23 V, TJ = 25°ꢂ  
-7.6  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
40  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
0.1  
1.5  
I
O = 1 to 40 mA  
ΔId  
mA  
VI = -11 to -23 V  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
60  
45  
µV  
dB  
V
VI = -12 to -23V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
37  
1.7  
14/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Electrical characteristics  
Refer to the test circuits, V = - 15 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF, T = 0 to 125 °ꢂ  
I
O
I
O
J
for L79L05Aꢂ, T = -40 to 125 °ꢂ for L79L05AB, unless otherwise specified.  
J
Table 13. Electrical characteristics of L79L09AB and L79L09AC  
Symbol  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -11.5 to -23 V  
-8.64  
-8.55  
-8.55  
-9  
-9.36  
-9.45  
-9.45  
225  
150  
80  
V
I
VO  
ΔVO  
ΔVO  
Id  
Output voltage  
V
IO = 1 to 70 mA, VI = -15 V  
VI = -11.5 to -23 V, TJ = 25°ꢂ  
VI = -12 to -23 V, TJ = 25°ꢂ  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
40  
6
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
5.5  
I
O = 1 to 40 mA  
0.1  
ΔId  
mA  
VI = -12 to -23 V  
1.5  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
70  
44  
µV  
dB  
V
VI = -12 to -23V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
37  
1.7  
Doc ID 2511 Rev 16  
15/27  
Electrical characteristics  
L79LxxAB, L79LxxAC, L79LxxC  
Refer to the test circuits, V = - 19 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF, T = 0 to 125 °ꢂ  
I
O
I
O
J
for L79L05Aꢂ, T = -40 to 125 °ꢂ for L79L05AB, unless otherwise specified.  
J
Table 14. Electrical characteristics of L79L12AB and L79L12AC  
Symbol  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -14.5 to -27 V  
-11.5  
-11.4  
-11.4  
-12  
-12.5  
-12.6  
-12.6  
250  
200  
100  
50  
V
I
VO  
ΔVO  
ΔVO  
Id  
Output voltage  
V
IO = 1 to 70 mA, VI = -19 V  
VI = -14.5 to -27 V, TJ = 25°ꢂ  
VI = -16 to -27 V, TJ = 25°ꢂ  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
6.5  
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
6
I
O = 1 to 40 mA  
0.1  
ΔId  
mA  
VI = -16 to -27 V  
1.5  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
80  
42  
µV  
dB  
V
VI = -15 to -25V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
37  
1.7  
16/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Electrical characteristics  
Refer to the test circuits, V = - 23 V, I = 40 mA, ꢂ = 0.33 µF, ꢂ = 0.1 µF, T = 0 to 125 °ꢂ  
I
O
I
O
J
for L79L05Aꢂ, T = -40 to 125 °ꢂ for L79L05AB, unless otherwise specified.  
J
Table 15. Electrical characteristics of L79L15AB and L79L15AC  
Symbol  
Parameter  
Output voltage  
Test conditions  
Min.  
Typ.  
Max.  
Unit  
VO  
TJ = 25°ꢂ  
O = 1 to 40 mA, VI = -17.5 to -30 V  
-14.4  
-14.25  
-14.25  
-15  
-15.6  
V
I
-15.75  
-15.75  
300  
250  
150  
75  
VO  
ΔVO  
ΔVO  
Id  
Output voltage  
V
IO = 1 to 70 mA, VI = -23 V  
VI = -17.5 to -30 V, TJ = 25°ꢂ  
VI = -20 to -30 V, TJ = 25°ꢂ  
Line regulation  
mV  
mV  
I
O = 1 to 100 mA, TJ = 25°ꢂ  
Load regulation  
IO = 1 to 40 mA, TJ = 25°ꢂ  
TJ = 25°ꢂ  
6.5  
mA  
mA  
Quiescent current  
Quiescent current change  
TJ = 125°ꢂ  
6
I
O = 1 to 40 mA  
0.1  
ΔId  
mA  
VI = -20 to -30 V  
1.5  
eN  
SVR  
Vd  
Output noise voltage  
Supply voltage rejection  
Dropout voltage  
B =10Hz to 100kHz, TJ = 25°ꢂ  
90  
39  
µV  
dB  
V
VI = -18.5 to -28.5.V, f = 120Hz  
IO = 40 mA, TJ = 25°ꢂ  
34  
1.7  
Doc ID 2511 Rev 16  
17/27  
Package mechanical data  
L79LxxAB, L79LxxAC, L79LxxC  
5
Package mechanical data  
In order to meet environmental requirements, ST offers these devices in different grades of  
®
®
EꢂOPAꢂK packages, depending on their level of environmental compliance. EꢂOPAꢂK  
specifications, grade definitions and product status are available at: www.st.com.  
®
EꢂOPAꢂK is an ST trademark.  
18/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Package mechanical data  
SO-8 mechanical data  
mm.  
inch.  
Dim.  
Min.  
Typ.  
Max.  
Min.  
Typ.  
Max.  
A
A1  
A2  
B
1.35  
0.10  
1.10  
0.33  
0.19  
4.80  
3.80  
1.75  
0.053  
0.069  
0.25  
1.65  
0.51  
0.25  
5.00  
4.00  
0.04  
0.010  
0.065  
0.020  
0.010  
0.197  
0.157  
0.043  
0.013  
0.007  
0.189  
0.150  
D
E
e
1.27  
0.050  
H
5.80  
0.25  
0.40  
6.20  
0.50  
1.27  
0.228  
0.010  
0.016  
0.244  
0.020  
0.050  
h
L
k
8° ꢁmax.C  
ddd  
0.1  
0.04  
0016023/ꢂ  
Doc ID 2511 Rev 16  
19/27  
Package mechanical data  
L79LxxAB, L79LxxAC, L79LxxC  
SOT-89 mechanical data  
mm.  
mils.  
Dim.  
Min.  
Typ.  
Max.  
1.6  
Min.  
55.1  
17.3  
14.2  
13.8  
13.8  
173.2  
63.8  
90.2  
55.9  
115.0  
155.1  
35.0  
Typ.  
Max.  
63.0  
A
B
1.4  
0.44  
0.36  
0.35  
0.35  
4.4  
0.56  
0.48  
0.44  
0.44  
4.6  
22.0  
B1  
18.9  
17.3  
ꢂ1  
D
17.3  
181.1  
72.0  
D1  
E
1.62  
2.29  
1.42  
2.92  
3.94  
0.89  
1.83  
2.6  
102.4  
61.8  
e
1.57  
3.07  
4.25  
1.2  
e1  
H
120.9  
167.3  
47.2  
L
P025H  
20/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Package mechanical data  
TO-92 mechanical data  
mm.  
mils.  
Dim.  
Min.  
Typ.  
Max.  
4.95  
0.51  
4.95  
3.94  
2.67  
1.40  
15.49  
2.41  
1.52  
0.56  
Min.  
170.1  
14.2  
Typ.  
Max.  
194.9  
20.1  
A
b
4.32  
0.36  
4.45  
3.30  
2.41  
1.14  
12.7  
2.16  
0.92  
0.41  
D
E
175.2  
129.9  
94.9  
194.9  
155.1  
105.1  
55.1  
e
e1  
L
44.9  
500.0  
85.0  
609.8  
94.9  
R
S1  
W
α
36.2  
59.8  
16.1  
22.0  
5°  
5°  
0102782/D  
Doc ID 2511 Rev 16  
21/27  
Package mechanical data  
L79LxxAB, L79LxxAC, L79LxxC  
Tape & reel SO-8 mechanical data  
mm.  
Typ.  
inch.  
Typ.  
Dim.  
Min.  
Max.  
330  
Min.  
Max.  
12.992  
0.519  
A
D
12.8  
20.2  
60  
13.2  
0.504  
0.795  
2.362  
N
T
22.4  
8.5  
5.9  
2.3  
4.1  
8.1  
0.882  
0.335  
0.232  
0.090  
0.161  
0.319  
Ao  
Bo  
Ko  
Po  
P
8.1  
5.5  
2.1  
3.9  
7.9  
0.319  
0.216  
0.082  
0.153  
0.311  
22/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Package mechanical data  
Tape & reel SOT-89 mechanical data  
mm.  
Typ.  
inch.  
Dim.  
Min.  
Max.  
180  
Min.  
Typ.  
Max.  
7.086  
0.519  
A
12.8  
20.2  
60  
13.0  
13.2  
0.504  
0.795  
2.362  
0.512  
D
N
T
14.4  
4.90  
4.50  
1.90  
4.1  
0.567  
0.193  
0.177  
0.075  
0.161  
0.319  
Ao  
Bo  
Ko  
Po  
P
4.70  
4.30  
1.70  
3.9  
4.80  
4.40  
1.80  
4.0  
0.185  
0.169  
0.067  
0.153  
0.311  
0.189  
0.173  
0.071  
0.157  
0.315  
7.9  
8.0  
8.1  
Doc ID 2511 Rev 16  
23/27  
Package mechanical data  
L79LxxAB, L79LxxAC, L79LxxC  
Tape & reel for TO-92 mechanical data  
mm.  
Typ.  
inch.  
Typ.  
Dim.  
Min.  
Max.  
Min.  
Max.  
A1  
T
T1  
T2  
d
4.80  
3.80  
1.60  
2.30  
0.48  
0.189  
0.150  
0.063  
0.091  
0.019  
P0  
P2  
F1, F2  
delta H  
W
W0  
W1  
W2  
H
12.5  
5.65  
2.44  
12.9  
7.05  
2.94  
0.492  
0.222  
0.096  
0.508  
0.278  
0.116  
2.54  
2
18.00  
0.100  
0.079  
0.709  
17.5  
5.7  
8.5  
19.0  
6.3  
9.25  
0.689  
0.224  
0.335  
0.748  
0.248  
0.364  
0.50  
18.50  
0.20  
0.728  
18.70  
16.50  
0.726  
0.650  
H0  
H1  
D0  
15.50  
0.610  
0.150  
25.00  
0.984  
3.8  
4.2  
0.165  
t
0.90  
3
1
50  
360  
30  
0.035  
0.118  
0.039  
1.968  
14.173  
1.181  
L1  
delta P  
u
Φ1  
Φ2  
delta P  
T
A1  
T2  
T1  
H1  
delta H  
H
H0  
d
L
W2  
l1  
W
W0  
W1  
F1  
F2  
P0  
D0  
t
P2  
DRAWING NOT IN SꢂALE  
24/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Order codes  
6
Order codes  
Table 16. Order codes  
Packaging  
Output voltage  
SO-8  
TO92 (BAG) (1)  
SOT-89  
L79L05AꢂD13TR  
L79L05ABD13TR  
L79L06ꢂD13TR ꢁ2C  
L79L06AꢂD13TR  
L79L06ABD13TR ꢁ2C  
L79L08ꢂD13TR ꢁ2C  
L79L08AꢂD13TR  
L79L08ABD13TR ꢁ2C  
L79L09ꢂD13TR ꢁ2C  
L79L09AꢂD13TR ꢁ2C  
L79L09ABD13TR ꢁ2C  
L79L12ꢂD13TR ꢁ2C  
L79L12AꢂD13TR  
L79L12ABD13TR ꢁ2C  
L79L15ꢂD13TR ꢁ2C  
L79L15AꢂD13TR  
L79L15ABD13TR  
L79L05AꢂZ  
L79L05ABZ  
L79L05AꢂUTR  
L79L05ABUTR  
-5 V  
-5 V  
-6 V  
L79L06AꢂZ  
L79L06ABZ  
-6 V  
L79L06ABUTR  
-6 V  
-8 V  
L79L08AꢂZ  
L79L08AꢂUTR ꢁ2C  
L79L08ABUTR ꢁ2C  
-8 V  
L79L08ABZ ꢁ2C  
-8 V  
-9 V  
L79L09AꢂZ  
L79L09AꢂUTR  
-9 V  
L79L09ABZ ꢁ2C  
L79L09ABUTR ꢁ2C  
-9 V  
-12 V  
-12 V  
-12 V  
-15 V  
-15 V  
-15 V  
L79L12AꢂZ  
L79L12AꢂUTR  
L79L12ABZ ꢁ2C  
L79L12ABUTR ꢁ2C  
L79L15AꢂUTR  
L79L15ABZ ꢁ2C  
1. Available in Ammopak with the suffix "-AP" or in Tape & Reel with the suffix "TR". Please note that in these cases pins are  
shaped according to Tape & Reel specifications.  
2. Available on request.  
Doc ID 2511 Rev 16  
25/27  
 
Revision history  
L79LxxAB, L79LxxAC, L79LxxC  
7
Revision history  
Table 17. Document revision history  
Date  
Revision  
Changes  
14-Mar-2005  
15-Mar-2005  
23-Dec-2005  
12-Sep-2006  
25-Jul-2007  
04-Dec-2007  
14-Jul-2008  
29-Jul-2009  
9
Add Tape & Reel for TO-92.  
Add note on Table 3.  
10  
11  
12  
13  
14  
15  
16  
Mistake on ordering Table in Header.  
Order codes updated.  
Pin connection for SOT-89 updated on Figure 2, add Table 1 in cover page.  
Modified: Table 16.  
Modified: Table 16 on page 25.  
Modified: Table 16 on page 25.  
26/27  
Doc ID 2511 Rev 16  
L79LxxAB, L79LxxAC, L79LxxC  
Please Read Carefully:  
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right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any  
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All ST products are sold pursuant to ST’s terms and conditions of sale.  
Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no  
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Doc ID 2511 Rev 16  
27/27  

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