L7800AB/AC
o
ELECTRICAL CHARACTERISTICS FOR L7815A
(Vi = 23V, Io = 1 A, Tj = 0 to 125 C (L7815AC),
Tj = -40 to 125 oC (L7815AB)unless otherwise specified)
Symbol
Parameter
Output Voltage
Output Voltage
Test Conditions
Min.
14.7
14.4
Typ.
15
Max.
15.3
15.6
Unit
V
Vo
Tj = 25 oC
Vo
Io = 5 mA to 1 A
Vi = 17.9to 30 V
Po 15 W
15
V
≤
V * LineRegulation
o
Vi = 17.9to 30 V Io = 500 mA
Vi = 20 to 26 V
13
16
6
150
150
75
mV
mV
mV
mV
∆
Vi = 20 to 26 V
Tj = 25 oC
Vi = 17.5to 30 V Tj = 25 oC
13
150
∆Vo* Load Regulation
Io = 5 mA to 1 A
25
30
10
100
100
50
mV
mV
mV
Io = 5 mA to 1.5 A Tj = 25 oC
Io = 250 to 750 mA
Id
Quiescent Current
Tj = 25 oC
4.4
6
6
mA
I
Quiescent Current Change
Vi = 17.5to 30 V
Vi = 17.5to 30 V
Io = 5 mA to 1 A
Io = 500 mA
Tj = 25 oC
0.8
0.8
0.5
mA
mA
mA
∆
d
SVR Supply Voltage Rejection
Vi = 18.5to 28.5 V
Io = 500 mA
f = 120 Hz
Tj = 25 oC
58
dB
Vd
eN
Ro
Isc
Iscp
V
Dropout Voltage
Io = 1 A
Tj = 25 oC
2
V
Output Noise Voltage
Output Resistance
B = 10Hz to 100KHz
10
19
0.2
2.2
-1
V/V
µ
o
f = 1KHz
m
Ω
Short Circuit Current
Short Circuit Peack Current
Output Voltage Drift
Vi = 35 V Tamb = 25 oC
Tj = 25 oC
A
A
mV/oC
∆
o
∆T
* 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 cycle is used.
10/17
STMICROELECTRONICS [ ST ]
