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HT4902T - Li-ion Battery Charger

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Datasheet Details

Part number HT4902T
Manufacturer HOTCHIP
File Size 524.47 KB
Description Li-ion Battery Charger
Datasheet download datasheet HT4902T Datasheet
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HT4902T HT4902T IC+MCU+ IC LED 4 500mA MOSFET 0V / / 4KV ESD MOSFET 500KHZ 5uA LED USB_IN 20uA BTP<3.2V L1 BTP<3V 1 HT4902T : 1 LED 2 EXT_CH 3 L1 4 L2 5 L3 6 L4 7 KEY 8 CE 9 GND 10 STB 11 FB 12 GND 13 EXT 14 LX 15 BTP 16 VDD 1 2 3 4 // BOOST BOOST 5V 2 HT4902T USB_IN VCC 1 2 3 4 DD+ GND D1 C1 10uF LED1 LED2 LED3 LED4 LED5 Q1 8550/SOT-89 Battery 2 B1 B+ R2 0.22R C9 0.1uF R11 100R C4 100uF 6 VSS OD 1 5 VDD CSI 2 5 G2 G1 4 4 TD OC 3 6 S2 S1 3 U2 DW01+ 7 R12 8 1K S2 S1 D2 Q4 D1 HT8205A 2 1 1 D1 D2 8 2 S1 S2 7 3 S1 S2 6 4 G1 Q5 G2 5 HT8205A R1 1 LED VDD 16 2 EXT_CH CHARGE 15 3 L1 LX 14 4 L2 U1 EXT 13 5 HT4902T L3 TS 12 6 L4 FB 11 7 KEY STB 10 8 CE AGND 9 K1 C2 0.1uF L1 4.7uH D2 C3 0.1uF Q2 HT9926 C5 100uF R5A R5B 0.1R 0.
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