LT3751EFE#PBFAlternatives & Equivalent Parts
About LT3751EFE#PBF
LT3751EFE#PBF is a Integrated Circuit component manufactured by Linear Technology. It comes in a Small Outline Packages 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 | LT3751EFE#PBFSource | UC3843D |
|---|---|---|
| Manufacturer | Linear Technology | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages |
| Pin Count | 20 | 14 |
| Temperature Range | -40.0°C ~ 125.0°C | ~ 70.0°C |
| Price | $5.2600 | $0.3650 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| Pbfree Code | No | Yes |
| Manufacturer Package Code | 05-08-1663 (CB) | — |
| YTEOL | 10 | 15 |
| Adjustable Threshold | YES | — |
| Analog IC - Other Type | SWITCHED CAPACITOR REGULATOR | SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE | CURRENT-MODE |
| Input Voltage-Max | 24 V | 28 V |
| Input Voltage-Min | 4.75 V | 8.2 V |
| Input Voltage-Nom | 5 V | 15 V |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G14 |
| JESD-609 Code | e3 | e4 |
| Number of Channels | 1 | — |
| Number of Functions | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP20,.25 | SOP14,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 24 V | 28 V |
| Supply Voltage-Min (Vsup) | 4.75 V | 8.4 V |
| Supply Voltage-Nom (Vsup) | 5 V | — |
| Surface Mount | YES | YES |
| Switcher Configuration | BUCK-BOOST | BUCK-BOOST |
| Technology | BIPOLAR | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 |
| Control Technique | — | PULSE WIDTH MODULATION |
| Output Current-Max | — | 1 A |
| Output Voltage-Nom | — | 2.5 V |
| Supply Current-Max (Isup) | — | 25 mA |
| Switching Frequency-Max | — | 500 kHz |
| Temperature Grade | — | COMMERCIAL |
| ## UC3843D Alternates Showing results | — | Image |
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 this alternative for LT3751EFE#PBF — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for LT3751EFE#PBF 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 LT3751EFE#PBF 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 LT3751EFE#PBF?
Known equivalents for LT3751EFE#PBF include UC3843D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LT3751EFE#PBF?
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 LT3751EFE#PBF 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.