LM338TAlternatives & Equivalent Parts
About LM338T
LM338T is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | LM338TSource | LM338T/NOPB | RUL035N02TR |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | ROHM Semiconductor |
| Package Type | Transistor Outline, Vertical | Transistor Outline, Vertical | Other |
| Pin Count | 3 | 3 | 6 |
| Temperature Range | ~ 125.0°C | ~ 125.0°C | ~ 150.0°C |
| Price | $0.3693 | $0.3693 | $0.1890 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | NOT RECOMMENDED |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| Date Of Intro | 1989-01-01 | — | — |
| YTEOL | 0 | 15 | 7 |
| Adjustability | ADJUSTABLE | ADJUSTABLE | — |
| Dropout Voltage1-Nom | 2.7 V | 2.7 V | — |
| Input Voltage-Max | 40 V | 40 V | — |
| Input Voltage-Min | 4.2 V | 4.2 V | — |
| Input-Output Voltage Differential-Max | 35 V | 35 V | — |
| Input-Output Voltage Differential-Min | 3 V | 3 V | — |
| JESD-30 Code | R-PSFM-T3 | R-PSFM-T3 | R-PDSO-F6 |
| JESD-609 Code | e0 | e3 | e2 |
| Line Regulation-Max (%/V) | 0.06 | 0.06 | — |
| Load Regulation-Max(%) | 1% | 1% | — |
| Number of Functions | 1 | 1 | — |
| Number of Outputs | 1 | 1 | — |
| Operating Temperature TJ-Max | 125 °C | 125 °C | — |
| Output Current1-Max | 5 A | 5 A | — |
| Output Voltage1-Max | 32 V | 32 V | — |
| Output Voltage1-Min | 1.24 V | 1.24 V | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1TB | SIP3,.1TB | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | — |
| Peak Reflow Temperature (Cel) | NOT APPLICABLE | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — |
| Surface Mount | NO | NO | YES |
| Technology | BIPOLAR | BIPOLAR | — |
| Terminal Finish | Tin/Lead (Sn/Pb) | Matte Tin (Sn) | Tin/Copper (Sn/Cu) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | FLAT |
| Terminal Pitch | 2.54 mm | 2.54 mm | — |
| Terminal Position | SINGLE | SINGLE | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT APPLICABLE | — | 30 |
| Voltage Tolerance-Max | 2.4% | 2.4% | — |
| ## LM338T Alternates Showing results | Image | — | — |
| ## LM338T/NOPB Alternates Showing results | — | Image | — |
| Configuration | — | — | SINGLE WITH BUILT-IN DIODE |
| DS Breakdown Voltage-Min | — | — | 20 V |
| Drain Current-Max (ID) | — | — | 3.5 A |
| Drain-source On Resistance-Max | — | — | 0.053 Ω |
| FET Technology | — | — | METAL-OXIDE SEMICONDUCTOR |
| Number of Elements | — | — | 1 |
| Operating Mode | — | — | ENHANCEMENT MODE |
| Polarity/Channel Type | — | — | N-CHANNEL |
| Power Dissipation-Max (Abs) | — | — | 1 W |
| Transistor Application | — | — | SWITCHING |
| Transistor Element Material | — | — | SILICON |
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 2 alternatives for LM338T — response within 24 hours.
Quick Links
Regulator, 1.24V Min, 32V Max, BIPolar, PSFM3
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Why Look for Alternatives?
Finding alternatives for LM338T 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 LM338T 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.
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FAQ
What is equivalent to LM338T?
Known equivalents for LM338T include LM338T/NOPB, RUL035N02TR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM338T?
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 LM338T 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.