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| LM317T Datasheet, PDF (1/1 Pages) Fairchild Semiconductor – Adjustable Voltage Regulator (Positive) | |||
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Adjustable Voltage Regulator
LM317T
INCHANGE
 Features
With TO-220 package
1,Adjust 2,Output 3, Input
Output voltage range :1.2V to 37V
Output current in excess of 1.5A
123
 Absolute maximum rating
Symbol
Vi -Vo
IO
PD
TOP
TSTG
Parameter
Input-output voltage differential
Output current
Power dissipation
Operating junction temperature
Storage temperature
Value
Unit
40
V
1.5
A
Internally limited
W
0~+125
-65~+125
 Electrical characteristics
(Vi -Vo =5V, IO=500mA ,IMAX=1.5A ,PMAX=20W,unless otherwise specified)
Symbol
Parameter
Test conditions
Min Typ.
VREF
VO
VO
IADJ
IADJ
IADJ
SVR
Reference voltage
Line regulation
Load regulation
Adjustment pin current
Adjustment pin current
Adjustment pin current
Ripple rejection
Vi -Vo=5V
IO=40mA to 500mA
Vi -Vo=3V to 40V
IO=500mA
Vi -Vo=5V
IO=10mA to 1.5A
Vi -Vo=5V
IO=40mA to 500mA
Vi -Vo=3V to 40V
IO=40mA to 500mA
Vi -Vo=5V
IO=10mA to 1.5A
Vo=10V; IO=500mA;Vi -Vo=5V
f=100Hz, CADJ=10F
1.2 1.25
66
Max
1.3
0.05
1.0
100
5
5
Unit
V
/V
A
A
A
dB
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