LM2576T-ADJ/LF03Alternatives & Equivalent Parts
About LM2576T-ADJ/LF03
LM2576T-ADJ/LF03 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 | LM2576T-ADJ/LF03Source | LM2576T-ADJ/NOPB | LM2576T-ADJ | LM2576T-ADJG | LM2576T-15/LF03 | LM2576T-12/LF03 |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | ON Semiconductor | Texas Instruments | Texas Instruments |
| Package Type | Transistor Outline, Vertical | Other | Other | Other | Transistor Outline, Vertical | Transistor Outline, Vertical |
| Pin Count | 3 | 3 | 3 | 5 | 3 | 3 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.8438 | $1.2511 | $0.8201 | $0.9515 | $1.0200 | $1.2785 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 0 | 6.2 | 15 | 15 |
| Additional Feature | ALSO AVAILABLE IN ADJUSTABLE MODE FROM 1.23 TO 38.48 VOLT | ALSO AVAILABLE IN ADJUSTABLE MODE FROM 1.23 TO 38.48 VOLT | ALSO AVAILABLE IN ADJUSTABLE MODE FROM 1.23 TO 38.48 VOLT | — | — | — |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40 V | 40 V | 40 V | 40 V | 40 V | 40 V |
| Input Voltage-Min | 4 V | 4 V | 4 V | 8 V | 4 V | 4 V |
| Input Voltage-Nom | 12 V | 12 V | 12 V | 12 V | 30 V | 25 V |
| JESD-30 Code | R-XZFM-T5 | R-PSFM-T5 | R-PSFM-T5 | R-PSFM-T5 | R-XZFM-T5 | R-XZFM-T5 |
| JESD-609 Code | e3 | e3 | e0 | e3 | e3 | e3 |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | — | 1 | 1 |
| Output Current-Max | 3 A | 3 A | 3 A | 7.5 A | 3 A | 3 A |
| Output Voltage-Max | 37 V | 37 V | 37 V | 1.243 V | 37 V | 37 V |
| Output Voltage-Min | 3.3 V | 3.3 V | 3.3 V | 1.217 V | 3.3 V | 3.3 V |
| Package Body Material | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT |
| Surface Mount | NO | NO | NO | NO | NO | NO |
| Switcher Configuration | BUCK | BUCK | BUCK | BUCK | BUCK | BUCK |
| Switching Frequency-Max | 63 kHz | 63 kHz | 63 kHz | 63 kHz | 63 kHz | 63 kHz |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Tin/Lead (Sn/Pb) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 1.7 mm | 1.7 mm | 1.7 mm | — | 1.7 mm | 1.7 mm |
| Terminal Position | ZIG-ZAG | SINGLE | SINGLE | SINGLE | ZIG-ZAG | ZIG-ZAG |
| ## LM2576T-ADJ/LF03 Alternates Showing results | Image | — | — | — | — | — |
| Output Voltage-Nom | — | 1.23 V | 1.23 V | — | 15 V | 12 V |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified | — | — |
| ## LM2576T-ADJ/NOPB Alternates Showing results | — | Image | — | — | — | — |
| Date Of Intro | — | — | 1992-01-01 | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | NOT SPECIFIED | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | NOT SPECIFIED | — | — | — |
| ## LM2576T-ADJ Alternates Showing results | — | — | Image | — | — | — |
| Manufacturer Package Code | — | — | — | 314D-04 | — | — |
| Package Equivalence Code | — | — | — | SIP5,.1,67TB | — | — |
| Technology | — | — | — | BIPOLAR | — | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for LM2576T-ADJ/LF03 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 LM2576T-ADJ/LF03 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 LM2576T-ADJ/LF03?
Known equivalents for LM2576T-ADJ/LF03 include LM2576T-ADJ/NOPB, LM2576T-ADJ, LM2576T-ADJG. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM2576T-ADJ/LF03?
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 LM2576T-ADJ/LF03 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.