MIC33153
Description
The MIC33153 is a high-efficiency 4MHz 1.2A synchronous buck regulator with an internal inductor, HyperLight Load™ mode, Power Good (PG) output indicator, and programmable soft start.
Key Features
- Internal inductor - Simplifies design to two external capacitors
- Input voltage: 2.7V to 5.5V
- Output voltage: fixed or adjustable (0.62V to 3.6V)
- Up to 1.2 A output current
- Up to 93% peak efficiency
- 85% typical efficiency at 1mA
- Power Good (PG) output
- Programmable soft start
- 22µA typical quiescent current
- 4MHz PWM operation in continuous mode
Applications
- Mobile handsets
