Skip to main content

Texas Instruments LM317LZ/LFT3 Microcontrollers

100-mA, 40-V, high-PSRR, adjustable linear voltage regulator 3-TO-92

200,000 ActiveTexas InstrumentsLM317LZTO-226-3, TO-92-3 (TO-226AA)$0.63
LM317LZ/LFT3 TO-226-3, TO-92-3 (TO-226AA) package illustration

Same model may have multiple batches, images only for reference.

LM317LZ/LFT3
Manufacturer
Part Number (MPN)
LM317LZ/LFT3
Base Model
Detailed Description
100-mA, 40-V, high-PSRR, adjustable linear voltage regulator 3-TO-92
Package
TO-226-3, TO-92-3 (TO-226AA)
Lifecycle Status
Active
Datasheet
PDF LM317LZ/LFT3 Datasheet
Quick Jump:
Ready to order?In stock and ready to ship.
Competitive Pricing
Fast & Reliable Delivery
Quality Assured

Ordering Code Family

LM317LZ groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

4 ordering variants listed on the family page.

View all variants

Technical Specifications

Texas Instruments LM317LZ/LFT3 Microcontrollers technical specifications.

General

RoHS
Yes
Package / Case
TO-226-3, TO-92-3
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Active
Output Type
Adjustable
Max Input Voltage
40V
Output Current
100mA
Output Configuration
Positive
Output Voltage
1.2V

Alternate Parts Comparison (LM317LZ/LFT3 vs LM317LZ/NOPB vs LM317LZ/LFT7 vs LM317LZ/LFT4)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
Package / CaseTO-226-3, TO-92-3TO-226-3, TO-92-3TO-226-3, TO-92-3TO-226-3, TO-92-3
Mounting TypeThrough HoleThrough HoleThrough HoleThrough Hole
Operating Temperature-40°C ~ 125°C-40°C ~ 125°C-40°C ~ 125°C-40°C ~ 125°C
RoHSYesYesYesYes
Lifecycle StatusActiveActiveActiveActive
Max Input Voltage40V40V40V40V
Number of Regulators1111
Output ConfigurationPositivePositivePositivePositive
Output Current100mA100mA100mA100mA
Output TypeAdjustableAdjustableAdjustableAdjustable
Output Voltage1.2V1.2V1.2V1.2V
PackageTO-92 (LP)-3TO-92 (LP)-3TO-92 (LP)-3TO-92-3
Action

Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

Suggested replacements

LM317LBZGLM317LBZGonsemi
Directonsemi
Pin YesPkg YesElec Yes
Linear Voltage Regulator IC Positive Adjustable 1 Output 100mA TO-92 (TO-226)

More Parts in Microcontrollers

Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.