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LM7812 View Datasheet(PDF) - Unspecified

Part NameDescriptionManufacturer
LM7812 3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR ETC
Unspecified 
LM7812 Datasheet PDF : 6 Pages
1 2 3 4 5 6
LM78XX
LINEAR INTEGRATED CIRCUIT
Contek LM7810 ELECTRICAL CHARACTERISTICS
( VI=16V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Output Voltage
Tj=25 C, IO=5mA - 1.0A
9.6 10.0
Vo
VI =12.5V to 25V,
9.5
Load Regulation
IO=5mA - 1.0A,PD<=15W
DVo Tj=25 C,IO=5mA - 1.5A
Line regulation
Tj=25 C,IO=0.25A - 0.75A
DVo VI =13V to 25V,Tj=25 C
VI =13V to 25V,
Tj=25 C,Io<=1A
Quiescent Current
Iq
Tj=25 C, IO=<1A
Quiescent Current Change
DIq
VI =12.6V to 25V
DIq
IO=5mA - 1.0A
Output Noise Voltage
VN
10Hz<=f<=100kHz
58
Temperature coefficient of Vo
DVo/DT Io=5mA
-1.1
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
RR
VI =13V - 23V,f=120Hz,Tj=25 C 56 72
IPK
Tj=25 C
1.8
ISC
VI=35V, Tj=25 C
250
Vd
Tj=25 C
2.0
MAX
10.4
10.5
UNIT
V
V
100 mV
50 mV
100 mV
100 mV
8.0 mA
1.0 mA
0.5 mA
mV
mV/ C
dB
A
mA
V
Contek LM7812 ELECTRICAL CHARACTERISTICS
( VI=19V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Tj=25 C, IO=5mA - 1.0A
11.5 12.0
Output Voltage
Vo
VI =14.5V to 27V,
11.4
IO=5mA - 1.0A,PD<15W
Load Regulation
DVo Tj=25 C,IO=5mA - 1.5A
Tj=25 C,IO=0.25A - 0.75A
Line regulation
DVo VI =14.5V to 30V,Tj=25 C
VI =14.6V to 27V,Tj=25 C,
Io=1A
Quiescent Current
Iq
Tj=25 C, IO=<1A
Quiescent Current Change
DIq
VI =14.5V to 30V
DIq
IO=5mA - 1.0A
Output Noise Voltage
VN
10Hz<=f<=100kHz
75
Temperature coefficient of Vo
DVo/DT Io=5mA
-1.5
Ripple Rejection
RR
VI =15V - 25V,f=120Hz,Tj=25 C 55 72
Peak Output Current
IPK
Tj=25 C
1.8
Short-Circuit Current
ISC
VI=35V, Tj=25 C
250
Dropout Voltage
Vd
Tj=25 C
2.0
MAX
12.5
12.6
UNIT
V
V
120 mV
60 mV
120 mV
120 mV
8.0 mA
1.0 mA
0.5 mA
mV
mV/ C
dB
A
mA
V
Contek Microelectronics Co.,Ltd.
4
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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