National Semiconductor LP2952 Data Sheet LP2952A LP2953 LP2953A Technical Manual
Summary
The LP295x series are adjustable micropower Low-Dropout Voltage Regulators engineered for highly efficient, battery-powered electronics. These regulators feature extremely low quiescent current and guarantee stable output across varying loads, making them ideal for extending battery life in portable systems. This manual provides comprehensive details, including electrical specifications (3.3V and 5V options), operational temperature ranges, package types (DIP/SMT), and pinout drawings necessary for system design. Designed specifically for engineers building low-power circuitry requiring reliable voltage stability.
Manual Details
| Brand | National |
|---|---|
| Pages | 22 |
| File Size | 1.03 MB |
| Published | June 06, 2026 |
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Frequently Asked Questions
What is the operating voltage range for this regulator?
The output voltage adjusts from 1.23V to 29V.
How well does it perform at low power levels?
It has a very low quiescent current (130 µA typical) and low dropout voltage (typ. 60 mV at light load).
Does the device have extra protection features?
Yes, it includes reverse battery protection, internal crowbar, and optional under-voltage shutdown.
What packaging options are available for purchase?
The parts are available in DIP and surface mount packages.