RT9756A Datasheet PDF - Richtek 8A Single Cell Smart Cap Divider and Direct Charge Charger Specs

RT9756A - 8A Single Cell Smart Cap Divider and Direct Charge Charger

Datasheet Summary

Description

The RT9756A is a high efficiency and high charge current charger.

The efficiency is up to 98.2% when VBAT = 4V, IBAT = 2A and the maximum charge current is up to 8A in DIV2 mode.

The efficiency is up to 99.1% when VBAT = 4V, IBAT = 1A and the maximum charger current is up to 5A in bypass mode.

Features

Integrates Cap Divider Mode (DIV2 Mode) and Direct Charging Mode (Bypass Mode).
Supports BC1.2.
External OVPMOS Control and Regulation.
High Absolute Maximum Rating of 37V.
Fast Reaction Time 100ns and Fast Turn Off Time 100ns.
VBAT Voltage Regulation (VBAT REG).
IBAT Current Regulation (IBAT REG).
Dual-Phase Charge Pump Core.
8A Output Current Capability.
Efficiency Up to 98.2% when VBAT = 4V, IBAT = 2A (DIV2 Mode).
Efficiency Up to 99.1%.

Datasheet Details

Part number	RT9756A
Manufacturer	Richtek
File Size	1.59 MB
Description	8A Single Cell Smart Cap Divider and Direct Charge Charger
Datasheet	RT9756A Datasheet
Additional preview pages of the RT9756A datasheet.

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Full PDF Text Transcription

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RT9756A 8A Single Cell Smart Cap Divider and Direct Charge Charger with 8-Channel ADC, USB BC 1.2 Detection General Description The RT9756A is a high efficiency and high charge current charger. The efficiency is up to 98.2% when VBAT = 4V, IBAT = 2A and the maximum charge current is up to 8A in DIV2 mode. The efficiency is up to 99.1% when VBAT = 4V, IBAT = 1A and the maximum charger current is up to 5A in bypass mode. The device integrates smart cap divider topology, direct charging mode, external overvoltage protection control, an input reverse blocking NFET and 2-way regulation, a dualphase charge pump core, 14-way protection, 9-way system alarm, 8-Channel high speed analog-to-digital converter and USB BC 1.2 detection.

Published: Apr 6, 2024 |