S78xxPIC
Electrical Characteristics
(V
IN
= 33V, I
OUT
= 500mA, T
j
=
0
°C
~ 125°C,
Unless otherwise noted)
Characteristic
Symbol
Test Condition
T
j
=25℃
I
OUT
=5mA ~ 1A
V
IN
=27V ~ 38V,
V
IN
=27V ~ 38V
V
IN
=30V ~ 36V
I
OUT
=5mA ~ 1.5A
I
OUT
=250mA ~ 750mA
P
O
≤
15W
S7824PIC
Min.
23.0
22.8
Typ.
24.0
24.0
18
6
12
4
4.6
-
-
170
66
2.0
0.15
-1.5
2.1
Max.
25.0
Unit
Output Voltage
V
OUT
V
25.2
480
240
480
240
8.0
1.0
0.5
-
-
-
-
-
-
uV
rms
dB
V
A
mV/
°C
A
mA
mA
mV
Line Regulation
V
OUT
T
j
=25℃
-
-
-
-
-
-
-
Load Regulation
V
OUT
I
B
I
B
V
N
RR
V
D
I
SC
TC
VO
I
PK
T
j
=25℃
T
j
=25℃
mV
Quiescent Current
Quiescent Current Change
V
IN
= 27V ~ 38
V
I
OUT
= 5mA ~ 1A
Output Noise Voltage
Ripple Rejection Ratio
Dropout Voltage
Short Circuit Current Limit
Output Voltage Drift
Peak Output Current
f=10Hz ~ 100KHz,
f=120
Hz,
V
IN
=28V ~ 38
V
I
OUT
=1A
T
j
=25℃
-
50
T
j
=25℃
T
j
=25℃
-
-
-
-
I
OUT
=5mA
T
j
=25℃
T
j
=25℃
*
Pulse testing techniques are used to maintain the junction temperature as close to the ambient
temperature as possible. Thermal effects must be taken into separately
■Test
circuit
KSI-2034-002
9