LM317T 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 Ratings Vi-Vo Io Input-Output Voltage Differential Output Current PD Power Dissipation TOP TSTG Operating Junction Temperature Storage Temperature Value Unit 40 1.5 Internally Limited 0° to 125 -65° to 150 V A °C °C Value Unit W THERMAL DATA Symbol Ratings RthJC From Junction to Case Thermal Resistance 1.67 RthJA From Junction to Free-Air Thermal Resistance 62.5 °C/W CHARACTERISTICS Vi-Vo = 5 V, IO = 500 mA, IMAX = 1.5 A, PMAX = 20 W, unless otherwise specified Symbol Ratings Test Condition(s) VREF Reference Voltage ∆ Vo Line Regulation ∆ Vo Load Regulation IADJ Adjustment Pin Current ∆ IADJ Adjustment Pin Current ∆ IADJ Adjustment Pin Current SVR Ripple Rejection 02/10/2012 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 COMSET SEMICONDUCTORS Min Typ Max Unit 1.2 1.25 1.3 V - - 0.05 %/V - - 1 % - - 100 µA - - 5 µA - - 5 µA 66 - - dB 1/2 LM317T MECHANICAL DATA CASE TO-220 DIMENSIONS (mm) A B C D E F G H L M N P R S T U Min. Max. 9,90 15,65 13,20 6,45 4,30 2,70 2,60 15,75 1,15 3,50 0,46 2,50 4,98 2.49 0,70 10,30 15,90 13,40 6,65 4,50 3,15 3,00 17.15 1,40 3,70 1,37 0,55 2,70 5,08 2.54 0,90 Pin 1 : Pin 2 : Pin 3 : Adjust. Output Input Revised September 2012 Information furnished is believed to be accurate and reliable. However, Comset Semiconductors assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. Data are subject to change without notice. Comset Semiconductors makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Comset Semiconductors assume any liability arising out of the application or use of any product and specifically disclaims any and all liability, including without limitation consequential or incidental damages. Comset Semiconductors’ products are not authorized for use as critical components in life support devices or systems. www.comsetsemi.com 02/10/2012 [email protected] COMSET SEMICONDUCTORS 2/2