LM317MDTAlternatives & Equivalent Parts
About LM317MDT
LM317MDT 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.
Specification Comparison
| Parameter | LM317MDTSource | LM317MDT/NOPB | LM317AMDT/NOPB | LM317MDTX/NOPB | STM32L476RET6 | PCF8574RGYR |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics | Texas Instruments |
| Package Type | TO-XXX (Inc. DPAK) | TO-XXX (Inc. DPAK) | TO-XXX (Inc. DPAK) | — | Quad Flat Packages | Other |
| Pin Count | 3 | 3 | 3 | 3 | 64 | 20 |
| Temperature Range | — | — | -40.0°C ~ 125.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.2310 | $0.2310 | $1.2350 | $0.6378 | — | $0.7688 |
| Electrical Parameters | ||||||
| Pbfree Code | No | Yes | Yes | Yes | — | Yes |
| YTEOL | 0 | 15 | 15 | 15 | 9 | 15 |
| Adjustability | ADJUSTABLE | ADJUSTABLE | ADJUSTABLE | ADJUSTABLE | — | — |
| Dropout Voltage1-Nom | 3 V | 2.25 V | 2.25 V | 2.25 V | — | — |
| Input-Output Voltage Differential-Max | 40 V | 40 V | 40 V | 40 V | — | — |
| Input-Output Voltage Differential-Min | 3 V | 3 V | 3 V | 3 V | — | — |
| JESD-30 Code | R-PSSO-G2 | R-PSSO-G2 | R-PSSO-G2 | R-PSSO-G2 | S-PQFP-G64 | R-PQCC-N20 |
| JESD-609 Code | e0 | e3 | e3 | e3 | — | e4 |
| Line Regulation-Max (%/V) | 0.07 | 0.05 | 0.02 | 0.05 | — | — |
| Load Regulation-Max(%) | 1.5% | 1% | 1% | 1% | — | — |
| Number of Functions | 1 | 1 | 1 | 1 | — | — |
| Number of Outputs | 1 | 1 | 1 | 1 | — | — |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | 125 °C | — | — |
| Output Current1-Max | 0.5 A | 1.5 A | 1.5 A | 1.5 A | — | — |
| Output Voltage1-Max | 37 V | 37 V | 37 V | 37 V | — | — |
| Output Voltage1-Min | 1.2 V | 1.2 V | 1.2 V | 1.2 V | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP3H,.38,90TB | SMSIP3H,.38,90TB | SMSIP3H,.38,90TB | SMSIP3H,.38,90TB | — | LCC16/20,.14X.16,20 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | FLATPACK, LOW PROFILE, FINE PITCH | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | RAIL | TUBE | TUBE | TR | — | — |
| Peak Reflow Temperature (Cel) | 235 | 260 | 260 | 260 | NOT SPECIFIED | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — | — |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | CMOS | CMOS |
| Terminal Finish | TIN LEAD | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | NO LEAD |
| Terminal Pitch | 2.285 mm | 2.285 mm | 2.285 mm | 2.285 mm | 0.5 mm | 0.5 mm |
| Terminal Position | SINGLE | SINGLE | SINGLE | SINGLE | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 20 | 30 | 30 | 30 | NOT SPECIFIED | 30 |
| ## LM317MDT Alternates Showing results | Image | — | — | — | — | — |
| Input Voltage-Max | — | 40 V | 40 V | 40 V | — | — |
| Input Voltage-Min | — | 3 V | 3 V | 3 V | — | — |
| Voltage Tolerance-Max | — | 5% | 5% | 5% | — | — |
| Operating Temperature TJ-Min | — | — | -40 °C | — | — | — |
| Output Voltage1-Nom | — | — | 37 V | — | — | — |
| ## LM317AMDT/NOPB Alternates Showing results | — | — | Image | — | — | — |
| Factory Lead Time | — | — | — | — | 12 Weeks | — |
| Has ADC | — | — | — | — | YES | — |
| Bit Size | — | — | — | — | 32 | — |
| Boundary Scan | — | — | — | — | NO | — |
| Clock Frequency-Max | — | — | — | — | 48 MHz | 0.1 MHz |
| DAC Channels | — | — | — | — | YES | — |
| DMA Channels | — | — | — | — | YES | — |
| Number of DMA Channels | — | — | — | — | 14 | — |
| Number of I/O Lines | — | — | — | — | 51 | 8 |
| Number of Timers | — | — | — | — | 14 | — |
| On Chip Program ROM Width | — | — | — | — | 8 | — |
| PWM Channels | — | — | — | — | YES | — |
| RAM (bytes) | — | — | — | — | 131072 | — |
| ROM (words) | — | — | — | — | 524288 | — |
| ROM Programmability | — | — | — | — | FLASH | — |
| Speed | — | — | — | — | 80 MHz | — |
| Supply Voltage-Max | — | — | — | — | 3.6 V | 6 V |
| Supply Voltage-Min | — | — | — | — | 1.8 V | 2.5 V |
| Supply Voltage-Nom | — | — | — | — | 1.8 V | 5 V |
| Temperature Grade | — | — | — | — | INDUSTRIAL | INDUSTRIAL |
| uPs/uCs/Peripheral ICs Type | — | — | — | — | MICROCONTROLLER, RISC | PARALLEL IO PORT, GENERAL PURPOSE |
| ## STM32L476RET6 Alternates Showing results | — | — | — | — | Image | — |
| Address Bus Width | — | — | — | — | — | 8 |
| Number of Bits | — | — | — | — | — | 8 |
| Number of Ports | — | — | — | — | — | 1 |
| Supply Current-Max | — | — | — | — | — | 0.1 mA |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2
Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2
Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2
suggested
suggested
Why Look for Alternatives?
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Request Alternatives for LM317MDTFAQ
What is equivalent to LM317MDT?
Known equivalents for LM317MDT include LM317MDT/NOPB, LM317AMDT/NOPB, LM317MDTX/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM317MDT?
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 LM317MDT 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.