LM317D2TXM

LM317D2TXM Datasheet

LM317 3-Terminal Positive Adjustable Regulator

Part	Datasheet
LM317D2TXM	LM317D2TXM (pdf)

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LM317 3-Terminal Positive Adjustable Regulator LM317 3-Terminal Positive Adjustable Regulator This monolithic integrated circuit is an adjustable 3-terminal positive voltage regulator designed to supply more than 1.5A of load current with an output voltage adjustable over a to 37V. It employs internal current limiting, thermal shut-down and safe area compensation. s Output Current In Excess of 1.5A s Output Adjustable Between 1.2V and 37V s Internal Thermal Overload Protection s Internal Short Circuit Current Limiting s Output Transistor Safe Operating Area Compensation s TO-220 Package s D2 PAK Package Ordering Code: Product Number LM317T LM317D2TXM Connection Diagrams Package TO-220 D2 PAK Operating Temperature 0qC to 0qC to Internal Block Diagram 2005 Fairchild Semiconductor Corporation DS400281 LM317 Absolute Maximum Ratings Parameter Value Unit Input-Output Voltage Differential VI - VO Lead Temperature TLEAD Power Dissipation Internally limited Operating Junction Temperature Range Storage Temperature Range TSTG Temperature Coefficient of Output Voltage 'VO/'T r0.02 % / qC Note 1 Absolute Maximum Ratings are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. The “Recommended Operating Conditions” table will define the conditions for actual device operation. Electrical Characteristic VI - VO 5V, IO 0.5A, 0qC d TJ d 125qC, IMAX 1.5A, PDMAX 20W, unless otherwise specified Parameter Conditions Min Typ Max Unit Line Regulation Note 2 Load Regulation Note 2 Adjustable Pin Current Adjustable Pin Current Change Reference Voltage Rline Rload IADJ 'IADJ VREF TA 3V d VI VO d 40V 3V d VI VO d 40V TA 10mA d IO d IMAX VO 5V VO t 5V 10mA d IO d IMAX VO 5V VO t 5V 3V d VI VO d 40V 10mA d IO d IMAX PD d PMAX 3V d VIN - VO d 40V 10mA d IO d IMAX PD d PMAX %/V %/V

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LM317 3-Terminal Positive Adjustable Regulator

LM317 3-Terminal Positive Adjustable Regulator

This monolithic integrated circuit is an adjustable 3-terminal positive voltage regulator designed to supply more than 1.5A of load current with an output voltage adjustable over a to 37V. It employs internal current limiting, thermal shut-down and safe area compensation.
s Output Current In Excess of 1.5A s Output Adjustable Between 1.2V and 37V s Internal Thermal Overload Protection s Internal Short Circuit Current Limiting s Output Transistor Safe Operating Area Compensation s TO-220 Package s D2 PAK Package
Ordering Code:

Product Number LM317T LM317D2TXM

Connection Diagrams

Package TO-220 D2 PAK

Operating Temperature 0qC to 0qC to

Internal Block Diagram
2005 Fairchild Semiconductor Corporation DS400281

LM317

Absolute Maximum Ratings

Parameter

Value

Unit

Input-Output Voltage Differential

VI - VO

Lead Temperature

TLEAD

Power Dissipation

Internally limited

Operating Junction Temperature Range

Storage Temperature Range

TSTG

Temperature Coefficient of Output Voltage
'VO/'T
r0.02
% / qC

Note 1 Absolute Maximum Ratings are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at
these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. The “Recommended

Operating Conditions” table will define the conditions for actual device operation.

Electrical Characteristic

VI - VO 5V, IO 0.5A, 0qC d TJ d 125qC, IMAX 1.5A, PDMAX 20W, unless otherwise specified

Parameter

Conditions

Min Typ Max

Unit

Line Regulation Note 2 Load Regulation Note 2

Adjustable Pin Current Adjustable Pin Current Change Reference Voltage

Rline Rload

IADJ 'IADJ VREF

TA 3V d VI VO d 40V 3V d VI VO d 40V TA 10mA d IO d IMAX VO 5V VO t 5V 10mA d IO d IMAX VO 5V VO t 5V
3V d VI VO d 40V 10mA d IO d IMAX PD d PMAX 3V d VIN - VO d 40V 10mA d IO d IMAX PD d PMAX
%/V %/V

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Datasheet ID: LM317D2TXM 634295