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Texas Instruments LM317KTTR Microcontrollers

Adj.

1,475 ActiveTexas InstrumentsLM317KTTRTO-263 (KTT)-3$1.69
LM317KTTR TO-263 (KTT)-3 package illustration

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

LM317KTTR
Manufacturer
Part Number (MPN)
LM317KTTR
Base Model
Detailed Description
Adj. LDO 1.5A, 40V, TO-263, 0-125°C
Package
TO-263 (KTT)-3
Lifecycle Status
Active
Datasheet
PDF LM317KTTR Datasheet
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Ordering Code Family

LM317KTTR groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

2 ordering variants listed on the family page.

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Technical Specifications

Texas Instruments LM317KTTR Microcontrollers technical specifications.

General

RoHS
Yes
Output Options
Adjustable
Maximum Continuous Drain Current a
1.5
Vin Max V
40
Vin Min V
3
Vout Max V
37
Vout Min V
1.25
Noise Vrms
38
Iq Typ Ma
5
Thermal Resistance Ja Cw
24

Related Parts Comparison (LM317KTTR vs LM317KTTRG3 vs LM3S1332-EQC50-A2T vs LM3S1435-EQC50-A2)

Side-by-side specifications of related catalog parts.

Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.

This PartRelated PartRelated PartRelated Part
RoHSYesYesYesYes
PackageTO-263 (KTT)-3TO-263-4,D2PAK(3Leads+Tab),TO-263AALQFPLQFP
Series--LM317Stellaris® ARM® Cortex®-M3S 1000Stellaris® ARM® Cortex®-M3S 1000
Package / Case--TO-263-4, D²Pak100-LQFP100-LQFP
Mounting Type--Surface MountSurface MountSurface Mount
Operating Temperature--0°C ~ 125°C-40°C ~ 105°C (TA)-40°C ~ 105°C (TA)
Lifecycle Status--ActiveObsoleteObsolete
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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

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