LM2577S-ADJAlternatives & Equivalent Parts
About LM2577S-ADJ
LM2577S-ADJ is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM2577S-ADJSource | LM2577T-ADJ/LF03 |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Other | Transistor Outline, Vertical |
| Pin Count | 4 | 5 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $1.0293 | $3.0000 |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| Reach Compliance Code | Not Compliant | — |
| Date Of Intro | 1995-01-01 | — |
| YTEOL | 0 | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE | CURRENT-MODE |
| Input Voltage-Max | 40 V | 40 V |
| Input Voltage-Min | 3.5 V | 3.5 V |
| Input Voltage-Nom | 5 V | 5 V |
| JESD-30 Code | R-PSSO-G5 | R-XZFM-T5 |
| JESD-609 Code | e0 | e3 |
| Number of Functions | 1 | 1 |
| Number of Outputs | 1 | 1 |
| Output Current-Max | 6 A | 6 A |
| Output Voltage-Max | 60 V | 60 V |
| Output Voltage-Min | 1.23 V | 1.23 V |
| Output Voltage-Nom | 12 V | — |
| Package Body Material | PLASTIC/EPOXY | UNSPECIFIED |
| Package Equivalence Code | SMSIP5H,.6,67TB | — |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | FLANGE MOUNT |
| Peak Reflow Temperature (Cel) | 235 | — |
| Qualification Status | Not Qualified | — |
| Surface Mount | YES | NO |
| Switcher Configuration | BUCK-BOOST | BUCK-BOOST |
| Switching Frequency-Max | 52 kHz | 52 kHz |
| Technology | BIPOLAR | BIPOLAR |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | TIN LEAD | Matte Tin (Sn) |
| Terminal Form | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 1.7 mm | 1.7 mm |
| Terminal Position | SINGLE | ZIG-ZAG |
| Time@Peak Reflow Temperature-Max (s) | 20 | — |
| ## LM2577S-ADJ Alternates Showing results | Image | — |
| Control Technique | — | SIMPLE SWITCHER |
| Supply Current-Max (Isup) | — | 85 mA |
| ## LM2577T-ADJ/LF03 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 LM2577S-ADJ 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 LM2577S-ADJ 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 LM2577S-ADJFAQ
What is equivalent to LM2577S-ADJ?
Known equivalents for LM2577S-ADJ include LM2577T-ADJ/LF03. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM2577S-ADJ?
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 LM2577S-ADJ 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.