NCP1532 Overview
NCP1532 Dual, Output Step-Down Converter 2.25 MHz The NCP1532 dual step down DCDC converter is a monolithic integrated circuit dedicated to supply core and I/O voltages of new multimedia design in portable applications powered from 1−cell Li−ion or 3 cell Alkaline / NiCd / NiMH batteries. Both channels are externally adjustable from 0.9 V to 3.3 V and can source totally up to 1.6 A, 1.0 A maximum per channel. Converters are running at 2.25 MHz...
NCP1532 Key Features
- Up to 97% Efficiency
- 50 mA Quiescent Current
- Synchronous Rectification for Higher Efficiency
- 2.25 MHz Switching Frequency, 180° Out of Phase
- Sources up to 1.6 A, 1.0 A Maximum per Channel
- Adjustable Output Voltage from 0.9 V to 3.3 V
- Mode Selection Pin: Eco Mode or Low Noise Mode
- 2.7 V to 5.5 V Input Voltage Range
- Thermal Limit Protection
- Short Circuit Protection
NCP1532 Applications
- Up to 97% Efficiency