WS7805
POSITIVE-VOLTAGE REGULATORS
WS7805 Electrical characteristics at specified virtual junction
temperature, VI=10V, IO=500mA (unless otherwise noted)
PARAMETER
TEST CONDITIONS
WS7805
MIN TYP MAX
UNIT
25℃
4.8
5
5.2
Output voltage
IO=5mA to1A,
VI=7V to 20V, P≦15W
Input regulation
VI=7V to 25V
VI=8V to12V
Ripple rejection
VI=8V to18V
F=120HZ
Output regulation
IO=5mA to 1.5A
IO=250mA to 750mA
Output resistance
F=1KHZ
Temperature
voltage
coefficient
of
output IO=5mA
0℃ to 70℃
25℃
0℃ to 70℃
25℃
0℃ to 70℃
0℃ to 70℃
V
4.75 5 5.25
3
100 mA
1
50
62 78
dB
15
5
100
50
mV
0.017
Ω
-1.1
mV/℃
Output noise voltage
Dropout voltage
Bias current
F=10HZ to 100 kHz
IO=1A
25℃
25℃
25℃
40
μV
2.0
V
4.2
8
mA
Bias current change
Short-circuit output current
VI=7V to 25V
IO=5mA to 1A
0℃ to 70℃
25℃
1.3
0.5 mA
750
Peak output current
25℃
2.2
A
2