Datasheet Summary
4 MHz PWM Buck Regulator with HyperLight Load®and Voltage Scaling
Features
- Input Voltage: 2.7V to 5.5V
- 600 mA Output Current
- Fixed Output Voltage 1.25V, 1.2V, 1.4V and 1.8V with Voltage Scaling Down Using VSC pin to: 0.95V, 1.0V, 1.15V and 1.0V
- Ultra-Fast Transient Response
- 20 µA Typical Quiescent Current
- 4 MHz CCM PWM Operation in Normal Mode
- 0.47 µH to 2.2 µH Inductor
- Low Voltage Output Ripple
- 25 mVPP Ripple in HyperLight Load® Mode
- 3 mV Output Voltage Ripple in Full PWM
Mode
- >93% Efficiency
- ~85% at 1 mA
- Micropower shutdown
- Available in 8-pin 2 mm x 2 mm DFN Package
- - 40°C to +125°C Junction Temperature Range
Applications
- Cellular Phones
- Digital...
