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RT9503 Datasheet PDF - Richtek Technology

Part NameDescriptionManufacturer
RT9503 Fully Integrated Linear Single Cell Li-Ion Battery Charger with Power Path Richtek
Richtek Technology Richtek
Other PDF  no available.
RT9503 Datasheet PDF : RT9503 pdf   
RT9503 image

General Description
The RT9503 is a fully integrated low cost single-cell LiIon battery charger IC ideal for portable applications. The
RT9503 is capable of being powered up from AC adapter and the USB (Universal Serial Bus) port inputs. The
RT9503 can automatically detect and select the AC adapter and the USB port as the power source for the
charger. The RT9503 enters sleep mode when both supplies are removed.

Features
Automatic Input Supplies Selection
18V Maximum Rating for AC Adapter
Integrated Selectable 100mA and 500mA USB Charge Current
Internal Integrated Power FETs AC Adapter Power Good Status Indicator
Charge Status Indicator
External Capacitor Programmable Safety Timer
Under Voltage Protection
Over Voltage Protection
Automatic Recharge Feature
Battery Temperature Monitoring
Small 16-Lead WQFN Package
Thermal Feedback Optimizing Charge Rate
Power Path Controller
RoHS Compliant and 100% Lead (Pb)-Free

Applications
Digital Cameras
Cellular Phones
PDAs and Smart Phones and MP3
Portable Instruments

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