LM2576T-15/LF03Alternatives & Equivalent Parts
About LM2576T-15/LF03
LM2576T-15/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.
Specification Comparison
| Parameter | LM2576T-15/LF03Source | LM2576S-12 | MCP6541-I/SN |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Microchip |
| Package Type | Transistor Outline, Vertical | Other | Small Outline Packages |
| Pin Count | 3 | 4 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $1.0200 | $0.4049 | — |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| YTEOL | 15 | 0 | 8 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | — |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | — |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — |
| Input Voltage-Max | 40 V | 40 V | — |
| Input Voltage-Min | 4 V | 4 V | — |
| Input Voltage-Nom | 30 V | 25 V | — |
| JESD-30 Code | R-XZFM-T5 | R-PSSO-G5 | R-PDSO-G8 |
| JESD-609 Code | e3 | e0 | e3 |
| Number of Functions | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | — |
| Output Current-Max | 3 A | 3 A | — |
| Output Voltage-Max | 37 V | 37 V | — |
| Output Voltage-Min | 3.3 V | 3.3 V | — |
| Output Voltage-Nom | 15 V | 12 V | — |
| Package Body Material | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | SMALL OUTLINE | SMALL OUTLINE |
| Surface Mount | NO | YES | YES |
| Switcher Configuration | BUCK | BUCK | — |
| Switching Frequency-Max | 63 kHz | 63 kHz | — |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Tin/Lead (Sn/Pb) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | GULL WING | GULL WING |
| Terminal Pitch | 1.7 mm | 1.7 mm | 1.27 mm |
| Terminal Position | ZIG-ZAG | SINGLE | DUAL |
| Date Of Intro | — | 1995-01-01 | — |
| Package Equivalence Code | — | SMSIP5H,.6,67TB | SOP8,.25 |
| Peak Reflow Temperature (Cel) | — | 235 | 260 |
| Qualification Status | — | Not Qualified | Not Qualified |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — |
| ## LM2576S-12 Alternates Showing results | — | Image | — |
| Manufacturer Package Code | — | — | SOIC-8 |
| Factory Lead Time | — | — | 7 Weeks |
| Amplifier Type | — | — | COMPARATOR |
| Average Bias Current-Max (IIB) | — | — | 0.0001 µA |
| Input Offset Voltage-Max | — | — | 7000 µV |
| Output Type | — | — | PUSH-PULL |
| Packing Method | — | — | TUBE |
| Response Time-Nom | — | — | 4000 ns |
| Supply Current-Max | — | — | 0.001 mA |
| Supply Voltage Limit-Max | — | — | 7 V |
| Supply Voltage-Nom (Vsup) | — | — | 5 V |
| Technology | — | — | CMOS |
| ## MCP6541-I/SN Alternates Showing results | — | — | Image |
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-15/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-15/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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Request Alternatives for LM2576T-15/LF03FAQ
What is equivalent to LM2576T-15/LF03?
Known equivalents for LM2576T-15/LF03 include LM2576S-12, MCP6541-I/SN. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM2576T-15/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-15/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.