LM317K 3-Terminal Positive Adjustable Regulators
GENERAL DESCRIPTION
The LM317T are monolithic integrated circuits in TO...
LM317K 3-Terminal Positive Adjustable
Regulators
GENERAL DESCRIPTION
The LM317T are monolithic integrated circuits in TO220 packages. They are intended for use as positive adjustable voltage
regulators, and designed to supply more than 1.5A of load current whit an output voltage adjustable over a 1.2 to 37V range. Compliance to RoHS.
ABSOLUTE MAXIMUM RATINGS Symbol
Vi-Vo Io PD TOP TSTG
Ratings
Input-Output Voltage Differential Output Current Power Dissipation Operating Junction Temperature Storage Temperature
www.DataSheet.net/
Value
40 1.5 Internally Limited 0° to 125 -65° to 150
Unit
V A W °C °C
THERMAL DATA Symbol
RthJC RthJA
Ratings
From Junction to Case Thermal Resistance From Junction to Free-Air Thermal Resistance
Value
1.67 62.5
Unit
°C/W
CHARACTERISTICS
Vi-Vo = 5 V, IO = 500 mA, IMAX = 1.5 A, PMAX = 20 W, unless otherwise specified
Symbol
VREF ∆ Vo ∆ Vo IADJ ∆ IADJ ∆ IADJ SVR
Ratings
Reference Voltage Line Regulation Load Regulation Adjustment Pin Current Adjustment Pin Current Adjustment Pin Current Ripple Rejection
Test Condition(s)
Vi-Vo = 5 V IO = 40 to 500 mA Vi-Vo = 3 to 40 V IO = 500 mA Vi-Vo = 5 V IO = 10mA to 1.5 A Vi-Vo = 5 V IO = 40 to 500 mA Vi-Vo = 3 to 40 V IO = 40 to 500 mA Vi-Vo = 5 V IO = 10mA to 1.5 A Vi-Vo = 5 V; IO= 500 m A VO= 10 V; f= 100 Hz CADJ = 10 µF
Min
1.2 66
Typ
1.25 -
Max
1.3 0.05 1 100 5 5 -
Unit
V %/V % µA µA µA dB
1/2
Datasheet pdf - http://www.DataSheet4U.co.kr/
02/10/2012
COMSET SEMICONDUCTORS
LM317K
MECHANICAL DA...