LP2981AIM5-2.5/NOPBAlternatives & Equivalent Parts
About LP2981AIM5-2.5/NOPB
LP2981AIM5-2.5/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (5-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LP2981AIM5-2.5/NOPBSource | AD8555ARZ | LM4120AIM5-3.0 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Analog Devices | Texas Instruments |
| Package Type | SOT23 (5-Pin) | Small Outline Packages | Other |
| Pin Count | 5 | 8 | 5 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $0.7465 | $5.2100 | $1.9100 |
| Electrical Parameters | |||
| Pbfree Code | Yes | No | Yes |
| YTEOL | 15 | 3 | 0 |
| Adjustability | FIXED | — | — |
| Dropout Voltage1-Max | 0.375 V | — | — |
| Dropout Voltage1-Nom | 0.2 V | — | — |
| Input Voltage Absolute-Max | 16 V | — | — |
| Input Voltage-Max | 16 V | — | 12 V |
| Input Voltage-Min | 3.5 V | — | 2 V |
| JESD-30 Code | R-PDSO-G5 | R-PDSO-G8 | R-PDSO-G5 |
| JESD-609 Code | e3 | e3 | e0 |
| Line Regulation-Max | 0.01% | — | — |
| Load Regulation-Max | 0.0012375% | — | — |
| Number of Functions | 1 | 1 | 1 |
| Number of Outputs | 1 | — | 1 |
| Operating Temperature TJ-Max | 125 °C | — | — |
| Operating Temperature TJ-Min | -40 °C | — | — |
| Output Current1-Max | 0.1 A | — | — |
| Output Voltage1-Max | 2.5625 V | — | — |
| Output Voltage1-Min | 2.4375 V | — | — |
| Output Voltage1-Nom | 2.5 V | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 | SOP8,.25 | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Packing Method | TR | — | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Surface Mount | YES | YES | YES |
| Technology | BIPOLAR | — | BIPOLAR |
| Terminal Finish | Tin (Sn) | Matte Tin (Sn) | Tin/Lead (Sn/Pb) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.95 mm | 1.27 mm | 0.95 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | NOT SPECIFIED |
| Voltage Tolerance-Max | 2.5% | — | 0.2% |
| ## LP2981AIM5-2.5/NOPB Alternates Showing results | Image | — | — |
| Manufacturer Package Code | — | R-8 | — |
| Analog IC - Other Type | — | ANALOG CIRCUIT | THREE TERMINAL VOLTAGE REFERENCE |
| Supply Current-Max (Isup) | — | 2.5 mA | 0.275 mA |
| Supply Voltage-Max (Vsup) | — | 5.5 V | 12 V |
| Supply Voltage-Min (Vsup) | — | 2.7 V | 2 V |
| Supply Voltage-Nom (Vsup) | — | 5 V | 4 V |
| Temperature Grade | — | AUTOMOTIVE | INDUSTRIAL |
| ## AD8555ARZ Alternates Showing results | — | Image | — |
| Output Voltage-Max | — | — | 3.006 V |
| Output Voltage-Min | — | — | 2.994 V |
| Output Voltage-Nom | — | — | 3 V |
| Temp Coef of Voltage-Max | — | — | 50 ppm/°C |
| Trim/Adjustable Output | — | — | NO |
| ## LM4120AIM5-3.0 Alternates Showing results | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for LP2981AIM5-2.5/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 LP2981AIM5-2.5/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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Request Alternatives for LP2981AIM5-2.5/NOPBFAQ
What is equivalent to LP2981AIM5-2.5/NOPB?
Known equivalents for LP2981AIM5-2.5/NOPB include AD8555ARZ, LM4120AIM5-3.0. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LP2981AIM5-2.5/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 LP2981AIM5-2.5/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.