LM317D2TR4GAlternatives & Equivalent Parts

About LM317D2TR4G

LM317D2TR4G is a Integrated Circuit component manufactured by ON Semiconductor. It comes in a TO-XXX (Inc. DPAK) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM317D2TR4GSourceM20-9990845LM317D2T-TRM20-7821046C0805V472KDRACTUPIC18F25K42-I/ML
ManufacturerON SemiconductorHarwinSTMicroelectronicsHarwinKemetMicrochip
Package TypeTO-XXX (Inc. DPAK)Header, VerticalOtherHeader, Receptacle - Straight PTH BoxOtherQuad Flat No-Lead
Pin Count38310228
Temperature Range—-40.0°C ~ 105.0°C—-40.0°C ~ 105.0°C—-40.0°C ~ 85.0°C
Price$0.2783$0.1770$0.4900$0.8100$0.0065$1.3800
StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVE—ACTIVE
Electrical Parameters
Pbfree CodeYesYes—Yes—Yes
Manufacturer Package Code936-03————VQFN-28
Factory Lead Time6 Weeks—8 Weeks——6 Weeks
YTEOL6.249.16.249.1—18
AdjustabilityADJUSTABLE—ADJUSTABLE———
Dropout Voltage1-Nom3 V—3 V———
Input-Output Voltage Differential-Max40 V—40 V———
Input-Output Voltage Differential-Min3 V—3 V———
JESD-30 CodeR-PSSO-G2—R-PSSO-G2——S-PQCC-N28
JESD-609 Codee3e4e3e3—e3
Line Regulation-Max (%/V)0.07—0.07———
Load Regulation-Max(%)5.8%—1.5%———
Number of Functions1—1———
Number of Outputs1—1———
Operating Temperature TJ-Max125 °C—125 °C———
Output Current1-Max1.5 A—1.5 A———
Output Voltage1-Max37 V—37 V———
Output Voltage1-Min1.2 V—1.2 V———
Package Body MaterialPLASTIC/EPOXY—PLASTIC/EPOXY——PLASTIC/EPOXY
Package Equivalence CodeSMSIP3H,.55TB—SMSIP3H,.55TB——LCC28,.24SQ,25
Package ShapeRECTANGULAR—RECTANGULAR——SQUARE
Package StyleSMALL OUTLINE—SMALL OUTLINE, HEAT SINK/SLUG——CHIP CARRIER, VERY THIN PROFILE, HEAT SINK/SLUG
Packing MethodTR—TR———
Peak Reflow Temperature (Cel)260—245———
Qualification StatusNot Qualified—Not Qualified———
Regulator TypeADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR—ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR———
Surface MountYES—YES——YES
TechnologyBIPOLAR—BIPOLAR——CMOS
Terminal FinishMatte Tin (Sn) - annealed—Matte Tin (Sn)——Matte Tin (Sn)
Terminal FormGULL WING—GULL WING——NO LEAD
Terminal Pitch2.54 mm2.54 mm2.54 mm2.54 mm—0.65 mm
Terminal PositionSINGLE—SINGLE——QUAD
Time@Peak Reflow Temperature-Max (s)30—30———
Additional Feature—ROHS COMPLIANT—TUBE PACKAGING—ALSO OPERATES 2.5 V MINIMUM SUPPLY AT 32 MHZ AND 2.3 V MINIMUM SUPPLY AT 16 MHZ
Body Breadth—0.1 inch—0.098 inch——
Body Depth—0.1 inch—0.335 inch——
Body Length—0.8 inch—1 inch——
Connector Type—BOARD CONNECTOR—BOARD CONNECTOR——
Contact Finish Mating—NOT APPLICABLE—NOT APPLICABLE——
Contact Finish Termination—Gold (Au) - with Nickel (Ni) barrier—Tin (Sn) - with Nickel (Ni) barrier——
Contact Gender—MALE—FEMALE——
Contact Material—BRASS—PHOSPHOR BRONZE——
Contact Pattern—RECTANGULAR—RECTANGULAR——
Contact Resistance—25 mΩ—20 mΩ——
DIN Conformance—NO—NO——
Dielectric Withstanding Voltage—750VAC V—1000VAC V——
Durability—300 Cycles—300 Cycles——
Filter Feature—NO—NO——
IEC Conformance—NO—NO——
Insulation Resistance—1000000000 Ω—1000000000 Ω——
Insulator Color—BLACK—BLACK——
Insulator Material—POLYAMIDE—POLYAMIDE——
MIL Conformance—NO—NO——
Mating Contact Pitch—0.1 inch—0.1 inch——
Mixed Contacts—NO—NO——
Mounting Option 1—LOCKING—LOCKING——
Mounting Style—STRAIGHT—STRAIGHT——
Mounting Type—BOARD—BOARD——
Number Of Connectors—ONE—ONE——
Number Of PCB Rows—1—1——
Number of Rows Loaded—1—1——
Option—GENERAL PURPOSE—GENERAL PURPOSE——
Rated Current (Signal)—3 A—3 A——
Reference Standard—UL—UL——
Terminal Length—0.118 inch—0.118 inch——
Termination Type—SOLDER—SOLDER——
Total Number of Contacts—8—10——
UL Flammability Code—94V-0—94V-0——
## LM317D2T-TR Alternates Showing results——Image———
Body/Shell Style———SOCKET——
Contact Style———SQ PIN-SKT——
Insertion Force-Max———4.8928 N——
PCB Contact Pattern———RECTANGULAR——
Polarization Key———POLARIZED HOUSING——
Date Of Intro—————2017-02-03
Has ADC—————YES
Bit Size—————8
Boundary Scan—————NO
CPU Family—————PIC18
Clock Frequency-Max—————64 MHz
DAC Channels—————YES
DMA Channels—————YES
Format—————FIXED POINT
Integrated Cache—————NO
Low Power Mode—————YES
Number of DMA Channels—————2
Number of External Interrupts—————3
Number of I/O Lines—————25
Number of Serial I/Os—————2
Number of Timers—————10
On Chip Data RAM Width—————8
On Chip Program ROM Width—————8
PWM Channels—————YES
RAM (bytes)—————2048
ROM (words)—————32768
ROM Programmability—————FLASH
Screening Level—————TS 16949
Speed—————64 MHz
Supply Current-Max—————0.95 mA
Supply Voltage-Max—————5.5 V
Supply Voltage-Min—————2.7 V
Supply Voltage-Nom—————3 V
Temperature Grade—————INDUSTRIAL
uPs/uCs/Peripheral ICs Type—————MICROCONTROLLER, RISC
## PIC18F25K42-I/ML Alternates Showing results—————Image

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 5 alternatives for LM317D2TR4G — response within 24 hours.

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Why Look for Alternatives?

Finding alternatives for LM317D2TR4G is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating LM317D2TR4G replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to LM317D2TR4G?

Known equivalents for LM317D2TR4G include M20-9990845, LM317D2T-TR, M20-7821046. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM317D2TR4G?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify LM317D2TR4G alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.