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IL78XXC
SERIES
4
IL7812
Electrical characteristics
(Vin = 19V, Io = 500mA, TJ = Tlow to Tlow (Note 1) unless otherwise noted)
Characteristic
Output Voltage (TJ=+25
°
C)
Output Voltage
(5.0
mA
≤
Io
≤
1.0A, Po
≤
15 W)
14.5Vdc
≤
Vin
≤
27Vdc
Line Regulation(TJ=+25
°
C, Note2)
14.5Vdc
≤
Vin
≤
30Vdc
16Vdc
≤
Vin
≤
22Vdc
Load Regulation(TJ=+25
°
C,Note2)
5.0mA
≤
Io
≤
1.5A
250mA
≤
Io
≤
750 mA
Quiescent Current (TJ=+25
°
C)
Quiescent Current Change
14.5Vdc
≤
Vin
≤
30Vdc
5.0mA
≤
Io
≤
1.0A
Ripple Rejection
15Vdc
≤
Vin
≤
25Vdc, f = 120 Hz
Dropout Voltage (Io=1.0A,T =+25
°
C)
Output Noise Voltage(TA=+25
°
C)
10 Hz
≤
f
≤
100 kHz
Output Resistance f = 1.0 kHz
Short - Circuit Current Limit
(TA=+25
°
C) Vin = 35 Vdc
Peak Output Current(TJ=+25
°
C)
Average Temperature Coefficient of
Output Voltage
IL7815
Electrical characteristics
(Vin = 11V, Io = 500mA, TJ = Tlow to Thigh (Note 1) unless otherwise noted)
Characteristic
Output Voltage (TJ=+25
°
C)
Output Voltage
(5.0
mA
≤
Io
≤
1.0A, Po
≤
15 W)
17.5Vdc
≤
Vin
≤
30Vdc
Line Regulation(TJ=+25
°
C, Note2)
17.5Vdc
≤
Vin
≤
30Vdc
20Vdc
≤
Vin
≤
26Vdc
Load Regulation(TJ=+25
°
C,Note2)
5.0mA
≤
Io
≤
1.5A
250mA
≤
Io
≤
750 mA
Quiescent Current (TJ=+25
°
C)
Quiescent Current Change
17.5Vdc
≤
Vin
≤
30Vdc
5.0mA
≤
Io
≤
1.0A
Ripple Rejection
18.5Vdc
≤
Vin
≤
28.5Vdc, f = 120 Hz
Dropout Voltage (Io=1.0A,T =+25
°
C)
Output Noise Voltage(TA=+25
°
C)
10 Hz
≤
f
≤
100 kHz
Output Resistance f = 1.0 kHz
Short - Circuit Current Limit
(TA=+25
°
C) Vin = 35 Vdc
Peak Output Current(TJ=+25
°
C)
Average Temperature Coefficient of
Output Voltage
Note:
1. Tlow = 0
°
C
, Thigh = +125 0
°
C
2.Load and line regulation are specified at constant junction temperature. Changes in Vo due to heating effects must be taken
into accountseparately. Pulse testing with low duty cycle is used.
Symbol
Vo
Vo
Min
11.5
11.4
Typ
12
12
Max
12.5
12.6
Unit
Vdc
Vdc
Regline
-
-
-
-
-
-
-
-
13
6.0
46
17
4.4
-
-
60
240
120
240
120
8.0
1.0
0.5
-
mV
Regload
mV
IB
IB
mA
mA
RR
dB
Vin-Vo
Vn
-
-
2.0
10
-
-
Vdc
μ
V/Vo
ro
Isc
-
-
18
0.2
-
-
m
A
Imax
TCVo
-
-
2.2
-1.0
-
-
A
mV/
°
C
Symbol
Vo
Vo
Min
14.4
14.25
Typ
15
15
Max
15.6
15.75
Unit
Vdc
Vdc
Regline
-
-
-
-
-
-
-
-
13
6.0
52
20
4.4
-
-
58
300
150
300
150
8.0
1.0
0.5
-
mV
Regload
mV
IB
IB
mA
mA
RR
dB
Vin-Vo
Vn
-
-
2.0
10
-
-
Vdc
μ
V/Vo
ro
Isc
-
-
19
0.2
-
-
m
A
Imax
TCVo
-
-
2.2
-1.0
-
-
A
mV/
°
C