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AS7805A Datasheet(PDF) 6 Page - BCD Semiconductor Manufacturing Limited

Part No. AS7805A
Description  1A 3-TERMINAL POSITIVE VOLTAGE REGULATOR
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Maker  BCDSEMI [BCD Semiconductor Manufacturing Limited]
Homepage  http://www.bcdsemi.com
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1A 3-TERMINAL POSITIVE VOLTAGE REGULATOR
AS7805A
Preliminary Datasheet
6
Mar. 2007 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Output Voltage
VOUT
TJ=25
oC
4.9
5
5.1
V
IOUT=5mA to 1A, VIN=7.5V to 20V,
PD≤15W
4.8
5.2
Line Regulation
VRLINE
VIN=7.5V to 20V,
IOUT=500mA, TJ=25
oC
25
50
mV
VIN=7.5V to 20V,
IOUT=500mA, TJ=75
oC
15
40
mV
Load Regulation
VRLOAD
VIN=10V, IOUT=5mA to 1A, TJ=25
oC
20
50
mV
Quiescent Current
IQ
VIN=10V, IOUT=0
3.2
6
mA
Quiescent Current Change
∆I
Q
VIN=8V to 25V, IOUT=500mA, TJ=25
oC
0.3
0.8
mA
IOUT=5mA to 1A, TJ=25
oC
0.08
0.5
Ripple Rejection
PSRR
VIN=8V to 18V, f=120Hz, IOUT=500mA
70
dB
Dropout Voltage
VDROP
∆V
OUT=1%, IOUT=1A, TJ=25
oC
2V
Output Noise Voltage
NO
f=10Hz to 100kHz, TA=25
oC
10
µV/V
O
Output Resistance
RO
f=1kHz
10
m
Short Circuit Current
ISC
VIN=35V, TA=25
oC
0.05
A
Peak Output Current
IPK
VIN=10V, TJ=25
oC
2.2
A
Output Voltage
Temperature Coefficient
∆V
OUT/∆T
0.4
mV/oC
(
∆V
OUT/VOUT)/∆T
80
ppm/oC
Electrical Characteristics
VIN=10V, IOUT=1A, TJ=-40 to 125
oC, unless otherwise specified.




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