LM79xx
FEATURES
Output current in excess of 1.0A
Internal short current circuit limiting
Internal thermal overload protection
Output voltage offered of 4% tolerance
ORDERING INFORMATION
DEVICE
Package Type
MARKING
Packing
Packing Qty
LM7905T
TO220-3L
LM7905
TUBE
1000pcs/box
LM7906T
TO220-3L
LM7906
TUBE
1000pcs/box
LM7908T
TO220-3L
LM7908
TUBE
1000pcs/box
LM7912T
TO220-3L
LM7912
TUBE
1000pcs/box
LM7915T
TO220-3L
LM7915
TUBE
1000pcs/box
LM7918T
TO220-3L
LM7918
TUBE
1000pcs/box
LM7924T
TO220-3L
LM7924
TUBE
1000pcs/box
LM7905S/TR
TO263-3L
LM7905
REEL
500 pcs/reel
LM7906S/TR
TO263-3L
LM7906
REEL
500 pcs/reel
LM7908S/TR
TO263-3L
LM7908
REEL
500 pcs/reel
LM7912S/TR
TO263-3L
LM7912
REEL
500 pcs/reel
LM7915S/TR
TO263-3L
LM7915
REEL
500 pcs/reel
LM7918S/TR
TO263-3L
LM7918
REEL
500 pcs/reel
LM7924S/TR
TO263-3L
LM7924
REEL
500 pcs/reel
PIN CONFIGURATION
Output
Output
Input
Input
GND
GND
TO220-3
http://www.hgsemi.com.cn
TO263-3
1/7
2022 JAN
LM79xx
ABSOLUTE MAXIMUM RATINGS
Condition
Maximum input voltage at TJ=25°C
Maximum operating junction temperature
Min
Max
-35V
+125℃
ELECTRICAL CHARACTERISTICS LM7905
(VIN= -10V, IO = 500mA, CIN=2.2µF, CO=1.0µF, TJ=25°C, unless otherwise noted)
CHARACTERISTIC
Output Voltage
SYMBOL
VO
Line Regulation
∆UV
Load Regulation
∆UI
Quiescent Current
IB
Quiescent Current Change
∆IB
TEST CONDITION
-7.0V VIN -20V
5.0mA IO 1.0 A
IO = 100mA, -7.0V
VIN -25V
IO = 100mA, -8.0V
VIN -12V
IO = 500mA, -7.0V VIN -25V
IO = 500mA, -8.0V VIN -12V
5.0mA IO 1.5 A
250mA IO 750mA
NORMS
Min
Max
-4.82
-5.18
47.5
23.5
95
47.5
95
47.5
7.8
1.25
0.48
-7.0V VIN -25V
5.0mA IO 1.5 A
UNIT
V
mV
mV
mA
mA
ELECTRICAL CHARACTERISTICS LM7906
(VIN= -11V, IO = 500mA, CIN=2.2µF, CO=1.0µF, TJ=25°C, unless otherwise noted)
CHARACTERISTIC
Output Voltage
SYMBOL
VO
TEST CONDITION
-8.0V VIN -21V5.0mA IO 1.0 A
Line Regulation
∆UV
IO = 100mA, -8.0V VIN -25V
IO = 100mA, -9.0V VIN -13V
IO = 500mA,-8.0V VIN -25V
IO = 500mA, -9.0V VIN -13V
Load Regulation
∆UI
5.0mA IO 1.5 A
250mA IO 750mA
Quiescent Current
Quiescent Current Change
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IB
∆IB
-8.0V VIN -25V
5.0mA IO 1.5 A
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NORMS
Min
Max
-5.77
UNIT
-6.23
V
57
28.5
114
57
mV
114
57
mV
7.8
mA
1.25
0.48
mA
2022 JAN
LM79xx
ELECTRICAL CHARACTERISTICS LM7908
(VIN= -14V, IO = 500mA, CIN=2.2µF, CO=1.0µF, TJ=25°C, unless otherwise noted)
CHARACTERISTIC
Output Voltage
SYMBOL
VO
TEST CONDITION
-10.5V VIN -23V
5.0mA IO 1.0 A
Line Regulation
∆UV
IO = 100mA, -10.5V VIN -25V
IO = 100mA, -11V VIN -17V
IO = 500mA, -10.5V VIN -25V
IO = 500mA, -11V VIN -17V
Load Regulation
∆UI
5.0mA IO 1.5 A
250mA IO 750mA
Quiescent Current
Quiescent Current Change
NORMS
Min
Max
-7.72
IB
∆IB
-10.5V VIN -25V
5.0mA IO 1.5 A
UNIT
-8.28
V
76
38
152
76
mV
152
76
mV
7.8
mA
0.98
0.48
mA
ELECTRICAL CHARACTERISTICS LM7912
(VIN= -19V, IO = 500mA, CIN=2.2µF, CO=1.0µF, TJ=25°C, unless otherwise noted)
CHARACTERISTIC
Output Voltage
SYMBOL
VO
TEST CONDITION
-14.5V VIN -21V
5.0mA IO 1.0 A
Line Regulation
∆UV
IO = 100mA, -14.5V VIN -30V
IO = 100mA, -16V VIN -22V
IO = 500mA, -14.5V VIN -30V
IO = 500mA, -16V VIN -22V
Load Regulation
∆UI
5.0mA IO 1.5 A
250mA IO 750mA
Quiescent Current
Quiescent Current Change
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IB
∆IB
-14.5V VIN -30V
5.0mA IO 1.5 A
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NORMS
Min
Max
-11.52
UNIT
-12.48
V
114
58.5
228
114
228
114
mV
7.8
mA
1.25
0.48
mA
mV
2022 JAN
LM79xx
ELECTRICAL CHARACTERISTICS LM7915
(VIN= -23V, IO = 500mA, CIN=2.2µF, CO=1.0µF, TJ=25°C, unless otherwise noted)
CHARACTERISTIC
Output Voltage
SYMBOL
VO
TEST CONDITION
-17.5V VIN -30V
5.0mA IO 1.0 A
-14.44
Line Regulation
∆UV
IO = 100mA, -17.5V VIN -30V
IO = 100mA, -20V VIN -26V
IO = 500mA, -17.5V VIN -30V
IO = 500mA, -20V VIN -26V
Load Regulation
∆UI
5.0mA IO 1.5 A
250mA IO 750mA
Quiescent Current
Quiescent Current Change
NORMS
Min
Max
IB
∆IB
-17.5V VIN -30V
5.0mA IO 1.5 A
UNIT
-15.56
V
142
71
285
142
mV
285
142
mV
7.8
mA
0.98
0.48
mA
ELECTRICAL CHARACTERISTICS LM7918
(VIN= -27V, IO = 500mA, CIN=2.2µF, CO=1.0µF, TJ=25°C, unless otherwise noted)
CHARACTERISTIC
Output Voltage
SYMBOL
VO
TEST CONDITION
-21V VIN -33V
5.0mA IO 1.0 A
Line Regulation
∆UV
IO = 100mA, -21V VIN
IO = 100mA, -24V VIN
IO = 500mA, -21V VIN
IO = 500mA, -24V VIN
Load Regulation
∆UI
5.0mA IO 1.5 A
250mAIO 750mA
Quiescent Current
Quiescent Current Change
http://www.hgsemi.com.cn
IB
∆IB
-21V VIN -33V
5.0mA IO 1.5 A
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NORMS
Min
Max
-17.34
-33V
-30V
-33V
-30V
UNIT
-18.66
V
171
85.5
342
171
mV
342
171
mV
7.8
mA
0.98
0.48
mA
2022 JAN
LM79xx
ELECTRICAL CHARACTERISTICS LM7924
(VIN= -33V, IO = 500mA, CIN=2.2µF, CO=1.0µF, TJ=25°C, unless otherwise noted)
CHARACTERISTIC
Output Voltage
SYMBOL
VO
TEST CONDITION
-27V VIN -38V
5.0mA IO 1.0 A
Line Regulation
∆UV
IO = 100mA, -27V VIN -38V
IO = 100mA, -30V VIN -36V
IO = 500mA, -27V VIN -38V
IO = 500mA, -30V VIN -36V
Load Regulation
∆UI
5.0mA IO 1.5 A
250mA IO 750mA
Quiescent Current
Quiescent Current Change
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IB
∆IB
-27V VIN -33V
5.0mA IO 1.5 A
5/7
NORMS
Min
Max
-23.05
UNIT
-24.95
V
228
114
446
228
mV
446
228
mV
7.8
mA
0.98
0.48
mA
2022 JAN
LM79xx
Physical Dimensions
TO263-3
a
Dimensions In Millimeters(TO263-3)
A
A1
B
C
D
D1
E
F
G
a
Min:
4.45
1.22
10
1.89
13.7
8.38
0
8.332
7.70
0.71
Max:
4.62
1.32
10.4
2.19
14.6
8.89
0.305
8.552
8.10
0.97
Symbol:
b
2.54BSC
TO220-3
Dimensions In Millimeters(TO220-3)
A
A1
B
D
D1
D2
F
G
a
d
b
Min:
4.45
1.22
10
13.7
22.42
8.50
8.30
12.55
0.71
0.33
2.54BS
Max:
4.62
1.32
10.4
14.6
22.62
9.10
8.55
12.75
0.97
0.42
C
Symbol:
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q
3.80TYP
2022 JAN
LM79xx
IMPORTANT STATEMENT:
Huaguan Semiconductor Co,Ltd. reserves the right to change the products and
services provided without notice. Customers should obtain the latest relevant
information before ordering, and verify the timeliness and accuracy of this
information.
Customers are responsible for complying with safety standards and taking safety
measures when using our products for system design and machine manufacturing to
avoid potential risks that may result in personal injury or property damage.
Our products are not licensed for applications in life support, military, aerospace,
etc., so we do not bear the onsequences of the application of these products in these
fields.
Huaguan Semiconductor Co,Ltd. the performance of the semiconductor products
produced by the company can reach the performance indicators that can be applied
at the time of sales. The use of testing and other quality control technologies is limite
d to the quality assurance scope of Huaguan semiconductor. Not all parameters of
each device need to be tested. The above documents are for reference only, and all
are subject to the physical parameters.
Our documentation is only permitted to be copied without any tampering with the
content, so we do not accept any responsibility or liability for the altered documents.
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2022 JAN