- Производитель
- China Resources Powtech (Shanghai) Limited
Data Sheet PT1502
PMU for Portable ApplicationsФайл в формате PDF на английском языке
Типовая схема включения PT1502
FEATURES
- Integrated switch for USB/AC Adapter supply
- 120uA quiescent supply current (includes step-down DC-DC converters and two low dropout regulators)
- Integrated single-cell lithium ion battery charger
- Auto thermal regulated
- Charging current up to 800mA
- Charging current adjusted by external resistor
- Integrated step-down DC-DC converter
- Output voltage adjusted by external resistor
- Output current up to 600mA
- 1.5M Hz fixed switching frequency
- Over-current and over-temperature protection
- Integrated two low dropout regulators
- LDO1: output voltage 3.0V,up to 200mA output current
- LDO2: output voltage optional for 2.5V/2.8V/3.0V/3.3V,up to 200mA output current
- PSRR: 60dB@1k Hz
- Over-current and over-temperature protection
- QFN20(4X4)package
APPLICATIONS
- MP3/4
- PDAs
- GSM/CDMA mobile phone
- Portable media players
Цоколевка/распиновка PT1502
