LP5951MG-2.5/NOPBIn StockTexas Instruments
LP5951MG-2.5/NOPB is a micropower 150mA Low-Dropout CMOS voltage regulator with 0.2V typical dropout and 1.8V–5.5V input range. Priced from $0.35, available in compact SOT23-5 package with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- LP5951MG-2.5/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3500(MOQ 250)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Micropower 150mA LDO CMOS regulator with ultra-low 0.2V typical dropout voltage
- Wide input voltage range from 1.8V to 5.5V, max absolute 6.5V
- Fixed 2.5V output in compact SOT23 5-Pin package for space-constrained designs
- RoHS-compliant and REACH-compliant with 15-year estimated end-of-life support
Applications
The LP5951MG-2.5/NOPB is ideal for battery-powered portable devices where efficiency and low dropout are critical, such as smartphones, wearables, and IoT sensors. Its micropower quiescent current makes it well-suited for always-on subsystems like real-time clocks and sensor interfaces. It is also used in industrial handheld equipment requiring stable 2.5V regulation from low-voltage sources.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.25V |
| Dropout Voltage1-Nom | 0.2V |
| Input Voltage Absolute-Max | 6.5V |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 1.8V |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.00925% |
| Load Regulation-Max | 0.03725% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.15A |
| Output Voltage1-Max | 2.55V |
| Output Voltage1-Min | 2.45V |
| Output Voltage1-Nom | 2.5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP5/6,.08 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 3.5% |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LP5951MG-2.5/NOPB:
Regulator, 2.5V, 0.25V Dropout, CMOS, PDSO5
Frequently Asked Questions
What is the dropout voltage of the LP5951MG-2.5/NOPB?
The LP5951MG-2.5/NOPB has a typical dropout voltage of 0.2V and a maximum of 0.25V at full 150mA load current, making it suitable for low-voltage battery applications where input and output voltages are very close.
What is the input voltage range supported by the LP5951MG-2.5/NOPB?
The LP5951MG-2.5/NOPB supports an input voltage range from 1.8V minimum to 5.5V maximum, with an absolute maximum rating of 6.5V. This wide range makes it compatible with single-cell Li-ion batteries and standard 3.3V or 5V supply rails.
What package does the LP5951MG-2.5/NOPB come in and what are typical applications?
The LP5951MG-2.5/NOPB comes in a SOT23 5-Pin (R-PDSO-G5) surface-mount package. It is commonly used in portable consumer electronics, IoT devices, wearables, and industrial handheld instruments requiring a compact, low-power 2.5V voltage regulator.
Is the LP5951MG-2.5/NOPB RoHS and REACH compliant?
Yes, the LP5951MG-2.5/NOPB is fully RoHS-compliant (Pb-free) and REACH-compliant, meeting environmental regulations for use in consumer and industrial electronics sold in global markets.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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| 500+ | $0.9220 | $461.00 |
| 1000+ | $0.3500 | $350.00 |
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