LM27402SQAlternatives & Equivalent Parts
About LM27402SQ
LM27402SQ is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Quad Flat No-Lead 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 | LM27402SQSource | LM27402SQ/NOPB |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 16 | 17 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | — | $1.1270 |
| Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE |
| Electrical Parameters | ||
| YTEOL | 0 | 15 |
| Analog IC - Other Type | SWITCHING CONTROLLER | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 20 V | 20 V |
| Input Voltage-Min | 3 V | 3 V |
| Input Voltage-Nom | 12 V | 12 V |
| JESD-30 Code | S-XQCC-N16 | S-XQCC-N16 |
| Number of Functions | 1 | 1 |
| Output Voltage-Nom | 4.5 V | — |
| Package Body Material | UNSPECIFIED | UNSPECIFIED |
| Package Shape | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified | — |
| Screening Level | TS 16949 | — |
| Surface Mount | YES | YES |
| Switcher Configuration | BUCK | BUCK |
| Switching Frequency-Max | 1350 kHz | 1200 kHz |
| Technology | BICMOS | BICMOS |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Form | NO LEAD | NO LEAD |
| Terminal Pitch | 0.65 mm | 0.65 mm |
| Terminal Position | QUAD | QUAD |
| Pbfree Code | — | Yes |
| JESD-609 Code | — | e3 |
| Number of Outputs | — | 1 |
| Output Current-Max | — | 30 A |
| Output Voltage-Max | — | 18.6 V |
| Output Voltage-Min | — | 0.6 V |
| Peak Reflow Temperature (Cel) | — | 260 |
| Terminal Finish | — | Matte Tin (Sn) |
| Time@Peak Reflow Temperature-Max (s) | — | 30 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
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Quick Links
Switching Controller, Voltage-mode, 30A, 1200kHz Switching Freq-Max, BICMOS
Why Look for Alternatives?
Finding alternatives for LM27402SQ 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 LM27402SQ 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 LM27402SQ?
Known equivalents for LM27402SQ include LM27402SQ/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM27402SQ?
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 LM27402SQ 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.