LM2576T-12/LF03Alternatives & Equivalent Parts
About LM2576T-12/LF03
LM2576T-12/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.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for LM2576T-12/LF03 — response within 24 hours.
Specification Comparison
| Parameter | LM2576T-12/LF03Source | LM2576HVS-12/NOPB | MIC4680-3.3YM | TC1262-5.0VAB |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Microchip | Microchip |
| Package Type | Transistor Outline, Vertical | Other | Small Outline Packages | Transistor Outline, Vertical |
| Pin Count | 3 | 4 | 8 | 3 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — |
| Price | $1.2785 | $2.2647 | $1.7500 | $0.8664 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | Yes |
| YTEOL | 15 | 15 | 7 | 8 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | — |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | — |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — | — |
| Input Voltage-Max | 40 V | 60 V | 34 V | 6 V |
| Input Voltage-Min | 4 V | 4 V | 4 V | 6 V |
| Input Voltage-Nom | 25 V | 25 V | 12 V | — |
| JESD-30 Code | R-XZFM-T5 | R-PSSO-G5 | R-PDSO-G8 | R-PSFM-T3 |
| JESD-609 Code | e3 | e3 | e4 | e3 |
| Number of Functions | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | — | 1 |
| Output Current-Max | 3 A | 3 A | 1 A | — |
| Output Voltage-Max | 37 V | 37 V | 3.465 V | — |
| Output Voltage-Min | 3.3 V | 3.3 V | 3.135 V | — |
| Output Voltage-Nom | 12 V | 12 V | 3.3 V | — |
| Package Body Material | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | SMALL OUTLINE | SMALL OUTLINE | FLANGE MOUNT |
| Surface Mount | NO | YES | YES | NO |
| Switcher Configuration | BUCK | BUCK | BUCK | — |
| Switching Frequency-Max | 63 kHz | 63 kHz | 220 kHz | — |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | — |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | GULL WING | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 1.7 mm | 1.7 mm | 1.27 mm | 2.54 mm |
| Terminal Position | ZIG-ZAG | SINGLE | DUAL | SINGLE |
| Package Equivalence Code | — | SMSIP5H,.6,67TB | SOP8,.25 | SIP3,.1TB |
| Peak Reflow Temperature (Cel) | — | 245 | 260 | — |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | — |
| ## LM2576HVS-12/NOPB Alternates Showing results | — | Image | — | — |
| Manufacturer Package Code | — | — | SOIC-8 | TO-220-3 |
| ## MIC4680-3.3YM Alternates Showing results | — | — | Image | — |
| Adjustability | — | — | — | FIXED |
| Dropout Voltage1-Max | — | — | — | 0.65 V |
| Dropout Voltage1-Nom | — | — | — | 0.35 V |
| Input Voltage Absolute-Max | — | — | — | 6.5 V |
| Line Regulation-Max | — | — | — | 0.0175% |
| Load Regulation-Max | — | — | — | 0.24995% |
| Operating Temperature TJ-Max | — | — | — | 125 °C |
| Operating Temperature TJ-Min | — | — | — | -40 °C |
| Output Current1-Max | — | — | — | 0.5 A |
| Output Voltage1-Max | — | — | — | 5.125 V |
| Output Voltage1-Min | — | — | — | 4.875 V |
| Output Voltage1-Nom | — | — | — | 5 V |
| Packing Method | — | — | — | TUBE |
| Regulator Type | — | — | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Technology | — | — | — | CMOS |
| Voltage Tolerance-Max | — | — | — | 2.5% |
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 3 alternatives for LM2576T-12/LF03 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for LM2576T-12/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-12/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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for LM2576T-12/LF03. Get expert recommendations within 24 hours.
FAQ
What is equivalent to LM2576T-12/LF03?
Known equivalents for LM2576T-12/LF03 include LM2576HVS-12/NOPB, MIC4680-3.3YM, TC1262-5.0VAB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM2576T-12/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-12/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.