LM317AMDTAlternatives & Equivalent Parts

LM317AMDT is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About LM317AMDT

LM317AMDT is a Integrated Circuit component manufactured by Texas Instruments. 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.

Need pricing on these alternatives?

Get one quote covering all 10 alternatives for LM317AMDT — response within 24 hours.

Specification Comparison

ParameterLM317AMDTSourceLM317MDT/NOPBLM317AMDT/NOPBLM317MDTLM317MDTX/NOPBNJU7223DL1-33-TE1LM22671MR-ADJ/NOPBTPS7A4501KTTRSTD15N50M2AGSSW-110-01-G-D1752188
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsNJRTexas InstrumentsTexas InstrumentsSTMicroelectronicsSAMTECPhoenix Contact
Package TypeTO-XXX (Inc. DPAK)TO-XXX (Inc. DPAK)TO-XXX (Inc. DPAK)TO-XXX (Inc. DPAK)—OtherSmall Outline PackagesOtherOtherOtherHeader, Shrouded - Straight PTH Box
Pin Count3333339232010
Temperature Range-40.0°C ~ 125.0°C—-40.0°C ~ 125.0°C———-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-55.0°C ~ 150.0°C——
Price$1.2350$0.2310$1.2350$0.2310$0.6378$0.4760$2.1358$1.1788$0.6783$1.2476$3.8500
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEOBSOLETEACTIVE—ACTIVEACTIVEOBSOLETEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesNoYes—YesYes—YesYes
YTEOL01515015—151509.17.54
AdjustabilityADJUSTABLEADJUSTABLEADJUSTABLEADJUSTABLEADJUSTABLE——ADJUSTABLE———
Dropout Voltage1-Nom2.25 V2.25 V2.25 V3 V2.25 V——0.3 V———
Input Voltage-Max40 V40 V40 V—40 V—42 V20 V———
Input Voltage-Min3 V3 V3 V—3 V—4.5 V2.1 V———
Input-Output Voltage Differential-Max40 V40 V40 V40 V40 V——————
Input-Output Voltage Differential-Min3 V3 V3 V3 V3 V——————
JESD-30 CodeR-PSSO-G2R-PSSO-G2R-PSSO-G2R-PSSO-G2R-PSSO-G2—R-PDSO-G8R-PSSO-G5R-PSSO-G2——
JESD-609 Codee0e3e3e0e3—e3e3e3e4—
Line Regulation-Max (%/V)0.020.050.020.070.05——0.011———
Load Regulation-Max(%)1%1%1%1.5%1%——1.41%———
Number of Functions11111—11———
Number of Outputs11111—11———
Operating Temperature TJ-Max125 °C125 °C125 °C125 °C125 °C——125 °C———
Operating Temperature TJ-Min-40 °C—-40 °C————-40 °C———
Output Current1-Max1.5 A1.5 A1.5 A0.5 A1.5 A——1.5 A———
Output Voltage1-Max37 V37 V37 V37 V37 V——20 V———
Output Voltage1-Min1.2 V1.2 V1.2 V1.2 V1.2 V——1.5 V———
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY—PLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY——
Package Equivalence CodeSMSIP3H,.38,90TBSMSIP3H,.38,90TBSMSIP3H,.38,90TBSMSIP3H,.38,90TBSMSIP3H,.38,90TB—SOP8,.25SMSIP5H,.6,67TB———
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR—RECTANGULARRECTANGULARRECTANGULAR——
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE—SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILESMALL OUTLINESMALL OUTLINE——
Packing MethodTUBETUBETUBERAILTR——TR———
Peak Reflow Temperature (Cel)235260260235260—260245260——
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified——Not Qualified———
Regulator TypeADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR——ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR———
Surface MountYESYESYESYESYES—YESYESYES——
TechnologyBIPOLARBIPOLARBIPOLARBIPOLARBIPOLAR——BIPOLAR———
Terminal FinishTin/Lead (Sn/Pb)Matte Tin (Sn)Matte Tin (Sn)TIN LEADMatte Tin (Sn)—Matte Tin (Sn)Matte Tin (Sn)Matte Tin (Sn) - annealed——
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WING—GULL WINGGULL WINGGULL WING——
Terminal Pitch2.285 mm2.285 mm2.285 mm2.285 mm2.285 mm—1.27 mm1.7 mm—2.54 mm—
Terminal PositionSINGLESINGLESINGLESINGLESINGLE—DUALSINGLESINGLE——
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED30302030—3030———
Voltage Tolerance-Max5%5%5%—5%——2.98%———
## LM317AMDT Alternates Showing resultsImage——————————
Output Voltage1-Nom——37 V————————
## LM317AMDT/NOPB Alternates Showing results——Image————————
## LM317MDT Alternates Showing results———Image———————
Additional Feature——————ALSO OPERATES IN ADJUSTABLE MODE LOW AS 1.285V——TIGER BUY CONTACTPA, UL 94V0
Analog IC - Other Type——————SWITCHING REGULATOR————
Control Mode——————VOLTAGE-MODE————
Control Technique——————PULSE WIDTH MODULATION————
Input Voltage-Nom——————12 V————
Output Current-Max——————0.5 A————
Output Voltage-Max——————37 V————
Output Voltage-Min——————1.285 V————
Switcher Configuration——————BUCK————
Switching Frequency-Max——————1000 kHz————
Temperature Grade——————AUTOMOTIVE————
Dropout Voltage1-Max———————0.45 V———
Input Voltage Absolute-Max———————20 V———
Line Regulation-Max———————0.003%———
Load Regulation-Max———————0.018%———
## TPS7A4501KTTR Alternates Showing results———————Image———
Manufacturer Package Code————————DPAK——
Factory Lead Time————————14 Weeks1 Week—
Avalanche Energy Rating (Eas)————————200 mJ——
Case Connection————————DRAIN——
Configuration————————SINGLE WITH BUILT-IN DIODE——
DS Breakdown Voltage-Min————————500 V——
Drain Current-Max (ID)————————10 A——
Drain-source On Resistance-Max————————0.38 Ω——
FET Technology————————METAL-OXIDE SEMICONDUCTOR——
Feedback Cap-Max (Crss)————————0.8 pF——
JEDEC-95 Code————————TO-252——
Number of Elements————————1——
Operating Mode————————ENHANCEMENT MODE——
Polarity/Channel Type————————N-CHANNEL——
Power Dissipation-Max (Abs)————————85 W——
Pulsed Drain Current-Max (IDM)————————40 A——
Reference Standard————————AEC-Q101UL—
Transistor Application————————SWITCHING——
Transistor Element Material————————SILICON——
Body Breadth—————————0.195 inch—
Body Depth—————————0.335 inch—
Body Length—————————1.02 inch—
Body/Shell Style—————————SOCKET—
Connector Type—————————BOARD CONNECTOR—
Contact Finish Mating—————————GOLD (20) OVER NICKEL (50)—
Contact Finish Termination—————————Gold (Au) - with Nickel (Ni) barrier—
Contact Gender—————————FEMALE—
Contact Material—————————PHOSPHOR BRONZE—
Contact Pattern—————————RECTANGULAR—
Contact Style—————————SQ PIN-SKT—
DIN Conformance—————————NO—
Filter Feature—————————NO—
IEC Conformance—————————NO—
Insulator Material—————————LIQUID CRYSTAL POLYMER—
MIL Conformance—————————NO—
Mating Contact Pitch—————————0.1 inch—
Mating Contact Row Spacing—————————0.1 inch—
Mating Information—————————MULTIPLE MATING PARTS AVAILABLE—
Mixed Contacts—————————NO—
Mounting Option 1—————————LOCKING—
Mounting Style—————————STRAIGHT—
Mounting Type—————————BOARDBOARD
Number Of Connectors—————————ONE—
Number Of PCB Rows—————————2—
Number of Rows Loaded—————————2—
Option—————————GENERAL PURPOSE—
PCB Contact Pattern—————————RECTANGULAR—
PCB Contact Row Spacing—————————2.54 mm—
Plating Thickness—————————20u inch—
Rated Current (Signal)—————————4.7 A—
Termination Type—————————SOLDER—
Total Number of Contacts—————————20—
UL Flammability Code—————————94V-0—
Fastening Method——————————SPRING LOADED
Number of Decks——————————1
Number of Rows——————————1
Number of Ways——————————10
Rated Current——————————9 A
Rated Voltage——————————160 V
Safety Approval——————————UL
Terminal and Terminal Block Type——————————BARRIER STRIP TERMINAL BLOCK
Wire Cross Section——————————1.5 mm2
Wire Gauge——————————16 AWG

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

Need pricing on these alternatives?

Get one quote covering all 10 alternatives for LM317AMDT — response within 24 hours.

Quick Links

LM317MDT/NOPBby National Semiconductor Corporation Adjustable Positive Standard

Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2

LM317AMDT/NOPBby National Semiconductor Corporation Adjustable Positive Standard

Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2

LM317MDTby National Semiconductor Corporation Adjustable Positive Standard

Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2

LM317MDTX/NOPBby National Semiconductor Corporation Adjustable Positive Standard

Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2

1752188

suggested

Why Look for Alternatives?

Finding alternatives for LM317AMDT 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 LM317AMDT 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.

Can't Find What You Need?

Our sourcing team can help find compatible alternatives for LM317AMDT. Get expert recommendations within 24 hours.

FAQ

What is equivalent to LM317AMDT?

Known equivalents for LM317AMDT include LM317MDT/NOPB, LM317AMDT/NOPB, LM317MDT. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM317AMDT?

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 LM317AMDT 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.