LP2951CM-3.3/NOPBAlternatives & Equivalent Parts
About LP2951CM-3.3/NOPB
LP2951CM-3.3/NOPB is a Integrated Circuit component manufactured by Texas Instruments. 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 | LP2951CM-3.3/NOPBSource | LP2985-33DBVR | MIC2951-3.3YM |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Microchip |
| Package Type | Small Outline Packages | SOT23 (5-Pin) | Small Outline Packages |
| Pin Count | 8 | 5 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | — | — |
| Price | $0.4200 | $0.1186 | $0.5550 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | — |
| Date Of Intro | 1992-05-01 | — | — |
| YTEOL | 15 | 15 | 8 |
| Adjustability | FIXED/ADJUSTABLE | FIXED | FIXED/ADJUSTABLE |
| Dropout Voltage1-Max | 0.6 V | 0.575 V | 0.6 V |
| Dropout Voltage1-Nom | 0.38 V | 0.28 V | 0.32 V |
| Input Voltage Absolute-Max | 30 V | 16 V | 60 V |
| Input Voltage-Max | 30 V | 16 V | — |
| Input Voltage-Min | 2.3 V | 4.007 V | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G5 | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | e4 |
| Line Regulation-Max | 0.0132% | 0.0123552% | 0.0132% |
| Line Regulation-Max (%/V) | 0.015385 | — | — |
| Load Regulation-Max | 0.0099% | 0.132% | 0.0099% |
| Load Regulation-Max(%) | 0.3% | — | 0.3% |
| Number of Functions | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C |
| Operating Temperature TJ-Min | -40 °C | -40 °C | -40 °C |
| Output Current1-Max | 0.1 A | 0.15 A | 0.15 A |
| Output Voltage1-Max | 29 V | 3.432 V | 29 V |
| Output Voltage1-Min | 1.24 V | 3.168 V | 1.24 V |
| Output Voltage1-Nom | 3.3 V | 3.3 V | 3.3 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | TSOP5/6,.11,37 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE |
| Packing Method | TUBE | TR, 7 INCH | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | FIXED/ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED/ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES | YES | YES |
| Technology | BIPOLAR | CMOS | — |
| Terminal Finish | Matte Tin (Sn) | Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 0.95 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| Voltage Tolerance-Max | 2.4% | 4% | 1% |
| Reach Compliance Code | — | Compliant | — |
| ## LP2985-33DBVR Alternates Showing results | — | Image | — |
| Manufacturer Package Code | — | — | SOIC-8 |
| Factory Lead Time | — | — | 7 Weeks |
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 2 alternatives for LP2951CM-3.3/NOPB — response within 24 hours.
Quick Links
150mA 3.3V LDO in SOT-23-5, same TI family, smaller footprint option for space-constrained designs
Regulator, 1.24V Min, 29V Max, 0.6V Dropout, BIPolar, PDSO8
Why Look for Alternatives?
Finding alternatives for LP2951CM-3.3/NOPB 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 LP2951CM-3.3/NOPB 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 LP2951CM-3.3/NOPB?
Known equivalents for LP2951CM-3.3/NOPB include LP2985-33DBVR, MIC2951-3.3YM. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LP2951CM-3.3/NOPB?
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 LP2951CM-3.3/NOPB 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.