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  Datasheet File OCR Text:
 Adjustable Voltage Regulator
INCHANGE
LM317T
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 Parameter Input-output voltage differential Output current Power dissipation Operating junction temperature Storage temperature Value 40 1.5 Internally limited 0~+125 Unit V A W ae ae
NDU ICO Electrical characteristics SEM E=20W,unless otherwise specified) (V -V =5V, I =500mA ,I =1.5A ,P ANG INCH
TSTG
i o O MAX MAX
-65~+125
TOR
Max 1.3 0.05 1.0 100 5 5
Symbol VREF
Parameter
Reference voltage Line regulation Load regulation
/ /
VO VO
IADJ
/ /
Adjustment pin current Adjustment pin current Adjustment pin current Ripple rejection
IADJ IADJ
SVR
Test conditions 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=10|I F
Min 1.2
Typ. 1.25
Unit V /V |I |I |I A A A dB
66


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