Texas Instruments LP2992
The LP2992 is a 250-mA, fixed-output voltage regulator designed to provide ultra-low dropout and low noise in battery-powered applications. Using an optimized vertically integrated PNP (VIP) process, the LP2992 delivers unequaled performance in all specifications critical to battery-powered designs: • Dropout voltage: Typically 450 mV at 250-mA load, and 5 mV at 1-mA load.| Part No. | LP2992 |
|---|---|
| Datasheet | LP2992 Download |
| Manufacturer |  Texas Instruments |
| Description | Micropower 250-mA Low-Noise Ultra-Low-Dropout Regulator |
| Buy | Stock & Price |
FEATURES
●1 Input Voltage Range: 2.2 V to 16 V● Output Voltage Range: 1.5 V to 5 V
● Wide Supply Voltage Range (16-V Maximum)
● Output Voltage Accuracy 1% (A Grade)
● Ultra-Low-Dropout Voltage
● Specified 250-mA Output Current
● Stable With Low-ESR Output Capacitor
● < 1-µA Quiescent Current When Shut Down
● Low Ground Pin Current at All Loads
● High Peak Current Capability
● Low ZOUT: 0.3-Ω Typical (10 Hz to 1 MHz)
● Overtemperature and Overcurrent Protection
● −40°C to +125°C Junction Temperature Range
● Smallest Possible Size (SOT-23, WSON Package)
● Requires Minimum External Components
● Custom Voltages Available 2
APPLICATIONS
● Cellular Phones● Palmtop/Laptop Computers
● Personal Digital Assistants (PDA)
● Camcorders, Personal Stereos, Cameras 3
DESCRIPTION
● Ground pin current: Typically 1500 µA at 250-mA load, and 75 µA at 1-mA load.● Enhanced stability: The LP2992 is stable with output capacitor equivalent series resistance (ESR) as low as 5 mΩ, which allows the use of ceramic capacitors on the output.
