LP38691SD-3.3Alternatives & Equivalent Parts
About LP38691SD-3.3
LP38691SD-3.3 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LP38691SD-3.3Source | LP38691SD-3.3/NOPB | TPA3110D2QPWPRQ1 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline No-lead | Small Outline No-lead | Small Outline Packages |
| Pin Count | 6 | 6 | 29 |
| Temperature Range | — | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.7238 | $0.7238 | $1.1015 |
| Electrical Parameters | |||
| Pbfree Code | No | Yes | Yes |
| YTEOL | 0 | 15 | 15 |
| Adjustability | FIXED | FIXED | — |
| Dropout Voltage1-Max | 0.55 V | 0.55 V | — |
| Dropout Voltage1-Nom | 0.33 V | 0.25 V | — |
| Input Voltage Absolute-Max | 12 V | 12 V | — |
| Input Voltage-Max | 10 V | 10 V | — |
| Input Voltage-Min | 2.7 V | 2.7 V | — |
| JESD-30 Code | S-PDSO-N6 | S-XDSO-N6 | R-PDSO-G28 |
| JESD-609 Code | e0 | e4 | e4 |
| Line Regulation-Max | 0.02046% | 0.02046% | — |
| Load Regulation-Max | 0.08234% | 0.08234% | — |
| Number of Functions | 1 | 1 | 2 |
| Number of Outputs | 1 | 1 | — |
| Operating Temperature TJ-Max | 125 °C | 125 °C | — |
| Operating Temperature TJ-Min | -40 °C | -40 °C | — |
| Output Current1-Max | 0.5 A | 0.5 A | — |
| Output Voltage1-Max | 3.432 V | 3.432 V | — |
| Output Voltage1-Min | 3.168 V | 3.168 V | — |
| Output Voltage1-Nom | 3.3 V | 3.3 V | — |
| Package Body Material | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC6,.13,38 | SOLCC6,.13,38 | TSSOP28,.25 |
| Package Shape | SQUARE | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR | TR | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — |
| Screening Level | AEC-Q100 | — | AEC-Q100 |
| Surface Mount | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS |
| Terminal Finish | TIN LEAD | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD | NO LEAD | GULL WING |
| Terminal Pitch | 0.95 mm | 0.95 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Voltage Tolerance-Max | 4% | 4% | — |
| ## LP38691SD-3.3 Alternates Showing results | Image | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 |
| Consumer IC Type | — | — | CLASS D AUDIO AMPLIFIER |
| Gain | — | — | 34 dB |
| Noise Figure-Nom | — | — | 102 dB |
| Number of Channels | — | — | 2 |
| Output Power-Nom | — | — | 10 W |
| Supply Current-Max | — | — | 50 mA |
| Supply Voltage-Max (Vsup) | — | — | 26 V |
| Supply Voltage-Min (Vsup) | — | — | 8 V |
| Temperature Grade | — | — | AUTOMOTIVE |
| ## TPA3110D2QPWPRQ1 Alternates Showing results | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Regulator, 3.3V, 0.55V Dropout, CMOS
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Why Look for Alternatives?
Finding alternatives for LP38691SD-3.3 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 LP38691SD-3.3 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 LP38691SD-3.3FAQ
What is equivalent to LP38691SD-3.3?
Known equivalents for LP38691SD-3.3 include LP38691SD-3.3/NOPB, TPA3110D2QPWPRQ1. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LP38691SD-3.3?
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 LP38691SD-3.3 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.