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HT3786D Datasheet Li-ion Battery Charger

Manufacturer: HOTCHIP

Overview: Machine Translated by Google Overview: The HT3786D is a universal charger control chip with built-in reference voltage and power detection. It has short circuit protection and over temperature protection functions.

Datasheet Details

Part number HT3786D
Manufacturer HOTCHIP
File Size 597.58 KB
Description Li-ion Battery Charger
Datasheet HT3786D-HOTCHIP.pdf

General Description

: HT3786D Serial number 1 2 3 4 5 6 7 8 9 10 name describe S5 LCD Battery Frame S5 S4 LCD fourth stage S4 S3 LCD third stage S3 S2 LCD second segment S2 S1 LCD first segment S1 WITH LCD mon terminal () GND Negative pole of power supply (ground) BTP VDD BTN Battery positive terminal (B+) Power supply positive terminal Battery negative terminal (B-) Table 1 Description of each pin of HT3786D Ver1.0 1 Machine Translated by Google Application Circuit Diagram HT3786D S1 S2 S3 S4 S5 S5 S4 S3 S2 S1 WITH VDD C1 220UF/16V L1 LED R1 470 U1 1 10 S5 BTN 2 9 S4 VDD 3 8 S3 BTP 4 7 S2 GND 5 6 S1 WITH HT3786D C2 104 ONEONE+ C3 104 D1 1N5819 Figure 1 HT3786D application solution Working mode Power status Battery status S1 BAT<3.8V Off Off S2 S3 3.8ÿBAT<4.0V On Off 4.0ÿBAT<4.15V Battery detection disconnect On On 4.15ÿBAT<4.25V On On 4.25ÿBAT On On Disconnect On On off off Battery No Load Access off on on BAT<3.8V Surge Surge Surge Surge Bright Normal charging access 3.8ÿBAT<4.0V Bright Surge Surge Surge Bright 4.0ÿBAT<4.15V On On Surge Surge On 4.15ÿBAT<4.25V On On On Surge On 4.25ÿBAT bright bright bright bright Battery short circuit Access Short circuit off off off flash Note: Battery status parameters are typical values Table 2 HT3786D working status table S4 S5 off on Off Off Off Liangliang Liangl

Key Features

  • ÿ Battery level detection, driving LCD screen to display battery energy status ÿ Automatic identification of battery polarity ÿ Built-in reference source, stable output when no-load, no need for external components to adjust no-load voltage ÿ Short circuit protection function ÿ Over temperature protection function ÿ Highly integrated, few peripheral devices Pinout and.

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HT3786D Distributor