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1.2 V to 37 V adjustable voltage regulators
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LM317K by STMicroelectronics is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
56P8113
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Newark | Dc-Dc Converter, 2-To-3, Output Type:Adjustable, No. Of Outputs:1Outputs, Output Voltage - Nom:-, Output Voltage Min:1.2V, Output Voltage Max:37V, Input Voltage Min:-, Input Voltage Max:40V, Product Range:-, Max Output Current:1.5A Rohs Compliant: Yes |Stmicroelectronics LM317K RoHS: Compliant Min Qty: 500 Package Multiple: 1 Date Code: 0 Container: Bulk | 0 |
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Buy Now | |
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Bristol Electronics | 20 |
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RFQ | ||
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Chip 1 Exchange | INSTOCK | 10 |
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RFQ |
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LM317K
STMicroelectronics
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Datasheet
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LM317K
STMicroelectronics
1.2 V to 37 V adjustable voltage regulators
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Rohs Code | Yes | |
Part Life Cycle Code | Obsolete | |
Ihs Manufacturer | STMICROELECTRONICS | |
Part Package Code | TO-204AA | |
Package Description | ROHS COMPLIANT, TO-3, 2 PIN | |
Pin Count | 2 | |
Reach Compliance Code | not_compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | STMicroelectronics | |
Adjustability | ADJUSTABLE | |
Input-Output Voltage Differential-Max | 40 V | |
Input-Output Voltage Differential-Min | 3 V | |
JESD-30 Code | O-XBFM-P2 | |
JESD-609 Code | e3 | |
Line Regulation-Max (%/V) | 0.07 | |
Load Regulation-Max(%) | 1.5% | |
Number of Functions | 1 | |
Number of Outputs | 1 | |
Number of Terminals | 3 | |
Operating Temperature TJ-Max | 125 °C | |
Operating Temperature TJ-Min | ||
Output Current1-Max | 1.5 A | |
Output Voltage1-Max | 37 V | |
Output Voltage1-Min | 1.2 V | |
Package Body Material | UNSPECIFIED | |
Package Code | TO-3 | |
Package Equivalence Code | TO-204/-3 | |
Package Shape | ROUND | |
Package Style | FLANGE MOUNT | |
Packing Method | TUBE | |
Qualification Status | Not Qualified | |
Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | |
Surface Mount | NO | |
Technology | BIPOLAR | |
Terminal Finish | MATTE TIN | |
Terminal Form | PIN/PEG | |
Terminal Position | BOTTOM |
This table gives cross-reference parts and alternative options found for LM317K. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM317K, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
LM117AK | TT Electronics Resistors | Check for Price | Adjustable Positive Standard Regulator, 1.25V Min, 40V Max, MBFM2, TO-3, 2 PIN | LM317K vs LM117AK |
LM117AKR1 | TT Electronics Resistors | Check for Price | Adjustable Positive Standard Regulator, 1.25V Min, 40V Max, MBFM2, TO-3, 2 PIN | LM317K vs LM117AKR1 |
IP317KR1 | TT Electronics Resistors | Check for Price | Adjustable Positive Standard Regulator, 1.25V Min, 40V Max, MBFM2, TO-3, 2 PIN | LM317K vs IP317KR1 |
LM317KSTEEL/NOPB | Texas Instruments | Check for Price | 1.2 V-37V ADJUSTABLE POSITIVE REGULATOR, MBFM2, GREEN, METAL CAN, TO-3, 2 PIN | LM317K vs LM317KSTEEL/NOPB |
LM117AK-883B | TT Electronics Power and Hybrid / Semelab Limited | Check for Price | 1.25 V-40V ADJUSTABLE POSITIVE REGULATOR, MBFM2, TO-3, 2 PIN | LM317K vs LM117AK-883B |
IP317AK | TT Electronics Power and Hybrid / Semelab Limited | Check for Price | 1.25 V-40V ADJUSTABLE POSITIVE REGULATOR, MBFM2, TO-3, 2 PIN | LM317K vs IP317AK |
LM317K | Unitrode Corp (RETIRED) | Check for Price | Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, MBFM2, TO-3 | LM317K vs LM317K |
IP317AKR1 | TT Electronics Resistors | Check for Price | Adjustable Positive Standard Regulator, 1.25V Min, 40V Max, MBFM2, TO-3, 2 PIN | LM317K vs IP317AKR1 |
LM317 | Semtech Corporation | Check for Price | Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, MBFM2, TO-3, 2 PIN | LM317K vs LM317 |
LM317K/883 | Texas Instruments | Check for Price | 1.2 V-37V ADJUSTABLE POSITIVE REGULATOR, MBFM2, METAL CAN, TO-3, 2 PIN | LM317K vs LM317K/883 |