ISL6293 Intersil Corporation, ISL6293 Datasheet
ISL6293
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ISL6293 Summary of contents
Page 1
... The ISL6293 is a fully integrated low-cost single-cell Li-ion or Li-polymer battery charger. The charger accepts two power inputs, normally one from a USB (Universal Serial Bus) port and another one from a desktop cradle. The ISL6293 is an ideal charger for smart handheld devices that need to communicate with a personal computer via USB. ...
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... Block Diagram CRDL USB Temp Monitor ICDL IUSB USBP PPR CHG 2 ISL6293 CPPR Reference Current I R Control USB CRDL BAT LBAT CPPR Control BAT + REF ENA EN GND January 4, 2006 FN9180.1 ...
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... C 1 ISL6293-2 USBP PPR CHG Disable EN GND Enable COMPONENT SELECTION R 1.82kΩ for 0.8A cradle charge current ICDL 1µF ceramic capacitor not required when the USB input of ISL6293-2 is left To Battery Disable Enable To Battery R ICDL C 2 FN9180.1 ...
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... CRDL Input Constant Charge Current CRDL Input Trickle Charge Current USB Input Constant Charge Current USB Input Trickle Charge Current (Note 4) 4 ISL6293 Thermal Information Thermal Resistance 3x3 DFN Package (Notes Maximum Junction Temperature (Plastic Package 150°C Maximum Storage Temperature Range . . . . . . . . . . . -65°C to 150°C Maximum Lead Temperature (Soldering 10s 300° ...
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... USB input. This pin is usually connected to a USB port power connector. Other sources that are lower than 5.5V are also acceptable. The charge current from the USB pin is selectable between 100mA and 500mA maximum with the 5 ISL6293 SYMBOL TEST CONDITIONS I USBP = LOW 80kΩ ...
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... R ICDL where R is the resistor connected to the ICDL pin (see ICDL Typical Application). The ratio is given by the following table and curve. 6 ISL6293 R ICDL Ratio It is recommended that the charge current be programmed in the range of 300mA to 1A FIGURE 1. THE RATIO USED IN THE CHARGE CURRENT The second function of the ICDL pin is to monitor the actual charge current ...
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... Description The ISL6293 is designed for a single-cell Li-ion or Li-polymer battery charging circuit that accepts both a USB port and a desktop cradle as its power source. The charge current from each power source is independently programmable but only one of the two sources charges the battery. The following describes the operation of the charger ...
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... However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries. For information regarding Intersil Corporation and its products, see www.intersil.com 8 ISL6293 2X L10.3x3 0.15 ...