LX1912
LX1912 is manufactured by Microsemi.
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TM ®
VREF @ 800mV, 1.0A, 1.2MHz PWM
P RODUCTION D ATA
SHEET
DESCRIPTION
KEY Features
- Internal Reference 800mv ±2% Accuracy (Line and Temp.)
- 4.0V to 6.0V Input Range
- Internal Soft Start
- Adj. Output From 0.8V to 90% of VIN
- Output Current up to 1.0A
- Quiescent Current < 550μA, Typical @ 23°C
- 1.2MHz PWM Frequency
- Over Voltage Protection
APPLICATIONS
. Microsemi . C OM
The LX1912 operates as a Current Mode PWM Buck regulator that switches to PFM mode with light loads. The entire regulator function is implemented with few external ponents. The LX1912 responds quickly to dynamic load changes using a high bandwidth error amplifier and internal...
