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LM7812 View Datasheet(PDF) - HTC Korea

Part NameDescriptionManufacturer
LM7812 FIXED VOLTAGE REGULATOR HTC
HTC Korea HTC
LM7812 Datasheet PDF : 11 Pages
1 2 3 4 5 6 7 8 9 10
FIXED VOLTAGE REGULATOR
LM7812
LM7812 ELECTRICAL CHARACTERISTICS
(Refer to test circuit, TMIN<TJ<TMAX, Io=500㎃, VI=19V, CI=0.33㎌, Co=0.1㎌, unless otherwise specified)
Characteristic
Symbol
Test condition
Vo
TJ=25℃
Output Voltage
5.0㎃≤Io≤1.0A, PD≤15W
VI=14.5V to 27V
VI=15.5V to 27V
Line Regulation
△Vo TJ=25℃ VI=14.5V to 30V
VI=16V to 22V
Load Regulation
△Vo TJ=25℃ Io=5㎃ to 1.5A
Io=250㎃ to 750㎃
Quiescent Current
IQ
TJ=25℃
Io=5㎃ to 1A
Quiescent Current Change △IQ
VI=14.5V to 30V
VI=15V to 30V
Output Voltage Drift
△Vo/△T
Io=5㎃
Output Noise Voltage
VN
f=10Hz to 100Khz, TA=25℃
Ripple
RR
f=120Hz
Rejection
VI=15V to 25V
Dropout Voltage
VD
Io=1A, TJ=25℃
Peak Current
IPK
TJ=25℃
Output Resistance
Ro
f=1Khz
Short Circuit Current
ISC
VI=35V, TJ=25℃
Min.
11.5
11.4
55
Typ.
12
12
Max. Unit
12.5
V
12.6
10
240
3
120
11
240
5
120
5.1
8
0.1
0.5
0.5
1.0
-1
㎷/℃
76
71
2
V
2.2
A
18
230
Notes
* TMIN<TJ<TMAX
LM78XX ; TMIN=0℃, TMAX=125℃
* Load and line regulation are specified at constant junction temperature. Changes in Vo due to
heating effects must be taken into account separately. Pulse testing with low duty is used.
HTC
8
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