78DxxA
Linear Integrated Circuit
ꢀ
ELECTRICAL CHARACTERISTICS(Cont.)
For 78D24A (VIN=33V, IOUT =0.5A, C1=0.33uF, C0=0.1uF)
PARAMETER
Output Voltage
SYMBOL
VOUT
TEST CONDITIONS
IOUT=5mA~1.0A
IN =27~38V, IOUT=5mA~1.0A
IOUT=5mA~1.0A
OUT=0.25A~0.75A
VIN =27~38V
IN =27~38V, IOUT =1.0A
OUT≦1.0A
MIN TYP MAX UNIT
23.04
24.0
24.96
V
V
V
22.8
25.2
240
mV
mV
mV
mV
mA
mA
mA
µV
Load Regulation
∆VOUT
120
240
240
8.0
1.0
0.5
I
Line Regulation
∆VOUT
IQ
V
I
Quiescent Current
VIN =28~38V
Quiescent Current Change
∆IQ
eN
IOUT=5mA~1.0A
10Hz≦f≦100kHz
170
-2.8
66
Output Noise Voltage
Temperature coefficient of VOUT ∆VOUT/∆T IOUT =5mA
Ripple Rejection
mV/°C
dB
50
RR
IPEAK
ISC
VIN =28~38V,f=120Hz
1.8
250
2.0
Peak Output Current
Short-Circuit Current
Dropout Voltage
A
VIN=35V
mA
V
VD
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