器件名称: LM317K
功能描述: Adjustable Voltage Regulator
文件大小: 116.03KB 共1页
简 介:Adjustable Voltage Regulator
INCHANGE
LM317K
Features
·With TO-3 package ·1,Adjust 2, Input 3, Output ·Output voltage range :1.2V to 37V ·Output current in excess of 1.5A
Absolute maximum rating
Symbol Vi -Vo IO PD Parameter Input-output voltage differential Output current Power dissipation Value 40 1.5 Internally limited 0~+125 Unit V A W ℃ ℃
TOP
TSTG
(Vi -Vo =5V, IO=500mA ,IMAX=1.5A ,PMAX=20W,unless otherwise specified)
Symbol VREF △VO △VO
体 U 导 D 半 N O C 固电 I M Electrical characteristics E SE G N A INCH
Operating junction temperature Storage temperature Parameter Test conditions Min 1.2 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=10μF
TOR
Max 1.3 0.05 1.0 100 5 5
-65~+125
Typ. 1.25
Unit V ％/ V ％ μA μA μA dB
IADJ
△IADJ △IADJ SVR
66
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