LP2951-33DRAlternatives & Equivalent Parts
About LP2951-33DR
LP2951-33DR 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.
Specification Comparison
| Parameter | LP2951-33DRSource | LP2951-33D | LP2951-33DRG4 | LP2951-33DRGR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | — | Small Outline Packages | Small Outline No-lead |
| Pin Count | 8 | — | 8 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | — | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.3078 | $0.2070 | $0.1888 | $0.2540 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | — | Yes | Yes |
| YTEOL | 15 | — | 15 | 15 |
| Adjustability | FIXED | — | FIXED | FIXED |
| Dropout Voltage1-Max | 0.6 V | — | 0.6 V | 0.6 V |
| Dropout Voltage1-Nom | 0.38 V | — | 0.38 V | 0.38 V |
| Input Voltage Absolute-Max | 30 V | — | 30 V | 30 V |
| Input Voltage-Max | 30 V | — | 30 V | 30 V |
| Input Voltage-Min | 3.966 V | — | 3.966 V | 3.966 V |
| JESD-30 Code | R-PDSO-G8 | — | R-PDSO-G8 | S-PDSO-N8 |
| JESD-609 Code | e4 | — | e4 | e4 |
| Line Regulation-Max | 0.0132% | — | 0.0132% | 0.0132% |
| Load Regulation-Max | 0.0099% | — | 0.0099% | 0.0099% |
| 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 | — | 0.1 A | 0.1 A |
| Output Voltage1-Max | 3.366 V | — | 3.366 V | 3.366 V |
| Output Voltage1-Min | 3.234 V | — | 3.234 V | 3.234 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 | — | SOP8,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | — | RECTANGULAR | SQUARE |
| Package Style | SMALL OUTLINE | — | SMALL OUTLINE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR | — | 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 | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES | — | YES | YES |
| Technology | BIPOLAR | — | BIPOLAR | BIPOLAR |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | — | GULL WING | NO LEAD |
| Terminal Pitch | 1.27 mm | — | 1.27 mm | 0.5 mm |
| Terminal Position | DUAL | — | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | 30 |
| Voltage Tolerance-Max | 2% | — | 2% | 2% |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for LP2951-33DR 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 LP2951-33DR 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 LP2951-33DRFAQ
What is equivalent to LP2951-33DR?
Known equivalents for LP2951-33DR include LP2951-33D, LP2951-33DRG4, LP2951-33DRGR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LP2951-33DR?
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 LP2951-33DR 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.