LP3964EMP-2.5 Texas Instruments In Stock
LP3964EMP-2.5 is a 500mA low-dropout (LDO) linear voltage regulator with fixed 2.5V output by Texas Instruments. Key specs: 500mA output current, 340mV typical dropout voltage, VSSOP-8 package. From $0.874, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $0.8740(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 2.5V output voltage with high accuracy for precision power supply designs
- 500mA output current capability with only 340mV typical dropout voltage
- Ultra-low quiescent current for improved efficiency in battery-powered applications
- VSSOP-8 (EMP) package enables compact PCB footprint in space-constrained designs
- Built-in thermal shutdown and current limiting for robust system protection
Applications
LP3964EMP-2.5 is widely used in portable and battery-powered electronics where a stable 2.5V rail is required, such as microcontroller core power, ADC/DAC reference supplies, and DSP subsystems. Its low dropout voltage makes it ideal for single-cell Li-Ion or multi-cell alkaline battery applications where input-output voltage headroom is limited. The device also suits automotive infotainment modules, industrial sensor nodes, and handheld test instruments demanding clean, regulated 2.5V power.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and current rating of the LP3964EMP-2.5?
The LP3964EMP-2.5 provides a fixed 2.5V output voltage with a maximum output current of 500mA. The typical dropout voltage at full load is approximately 340mV, making it suitable for low-headroom power supply designs.
What package does the LP3964EMP-2.5 use and what are its dimensions?
The LP3964EMP-2.5 comes in a VSSOP-8 (EMP) surface-mount package. This compact 8-pin package is well suited for space-constrained PCB layouts in portable and handheld devices, and is compatible with standard SMT assembly processes.
What are typical applications for the LP3964EMP-2.5?
Typical applications include powering microcontroller cores, DSP subsystems, ADC and DAC reference rails, wireless communication modules, and sensor nodes that require a stable 2.5V supply. It is also used in battery-powered portable equipment where low dropout is critical.
Does the LP3964EMP-2.5 have built-in protection features?
Yes, the LP3964EMP-2.5 includes internal thermal shutdown protection and current limiting. These features safeguard both the device and the downstream circuitry against overtemperature and overcurrent fault conditions, improving overall system reliability.
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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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