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If the FB pin is connected to a resistor divider now and the output voltage is held higher
https://www.richtek.com/assets/product_file/RT9070B/DS9070B-02.pdf
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Connect to the center tap of a resistor divider
https://www.richtek.com/assets/product_file/RT9072A=RT9072B/DS9072AB-04.pdf
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Longer battery life and shorter charging times are some of the challenges in battery management in modern hand-held applications like Smart-Phones, Tablet PCs, POS and other portable equipment. Devices with powerful processors are more power hungry and require large capacity batteries to guarantee battery life. To quickly charg...
Design Support ▶ Technical Documentation ▶ Switching Battery Chargers
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Richtek provides complete solutions for battery management from linear Battery Charger, switching battery charger to battery gauge.
Products ▶ Battery Management
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Richtek provides complete solutions for battery management from linear Battery Charger, switching battery charger to battery gauge.
Products ▶ Battery Management
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Richtek provides complete solutions for battery management from linear Battery Charger, switching battery charger to battery gauge.
Products ▶ Battery Management
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Richtek provides complete solutions for battery management from linear Battery Charger, switching battery charger to battery gauge.
Products ▶ Battery Management
|
Richtek provides complete solutions for battery management from linear Battery Charger, switching battery charger to battery gauge.
Products ▶ Battery Management
|
Richtek provides complete solutions for battery management from linear Battery Charger, switching battery charger to battery gauge.
Products ▶ Battery Management
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The RT4831A is an integrated four-channel backlight WLED driver with LCD bias ,supply for portable device. The backlight WLED driver supports up to 29V output ,voltage for 4 parallel WLED strings. Each channel current is controlled by the I,2C interface and/or the external PWM input to achieve 11 bit LED current steps ,from 60μA...
Products ▶ LCD & OLED Display Power ▶ RT4831A
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