Preliminary Datasheet
3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR
AS78XX
Electrical Characteristics (Continued)
o
AS7815 (V =23V, I
=1A, T =-40 to 125 C, unless otherwise specified.)
IN
OUT
J
Parameter
Symbol
Conditions
Min Typ Max Unit
TJ=25oC
OUT=5mA to 1A, VIN=17.9 to 30V,
14.7
15
15.3
VOUT
Output Voltage
V
I
14.4
15.6
PD≤15W
VIN=17.9 to 30V, IOUT=1A, TJ=25oC
VIN=22V, IOUT=5mA to 1A, TJ=25oC
VIN=23V
VRLINE
VRLOAD
IQ
Line Regulation
Load Regulation
Quiescent Current
18
25
150
100
6
mV
mV
mA
3.4
0.3
VIN=17.5 to 30V, IOUT=500mA, TJ=25oC
IOUT=5mA to 1A, TJ=25oC
0.8
∆IQ
mA
dB
Quiescent Current Change
Ripple Rejection
0.08 0.5
58
VIN=18.5 to 28.5V, f=120Hz,
PSRR
IOUT=500mA
∆VOUT=1%, IOUT=1A, TJ=25oC
f=10Hz to 100kHz, TA=25oC
VDROP
NO
Dropout Voltage
2
V
µV/VO
mΩ
A
Output Noise Voltage
Output Resistance
Short Circuit Current
Peak Output Current
10
12
0.2
2.2
1.2
80
RO
f=1kHz
VIN=35V, TA=25oC
VIN=23V, TJ=25oC
IPK
A
mV/oC
ppm/oC
∆VOUT/∆T
Output Voltage
Temperature Coefficient
(∆VOUT/VOUT)/∆T
Mar. 2006 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
7
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
