R5438L Datasheet 1 to 3 Cells Li-Ion Battery Protection

Manufacturer: RICOH

Download the R5438L datasheet PDF. This datasheet also includes the R5437 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

R5438L 1 to 3 cells li-ion battery protection by RICOH - Datasheet Preview — Note: The manufacturer provides a single datasheet file (R5437-RICOHelectronicsdevicesdivision.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	R5438L
Manufacturer	RICOH
File Size	790.78 KB
Description	1 to 3 Cells Li-Ion Battery Protection
Datasheet	R5438L Datasheet

Overview

R5438L Series 1 to 3 Cells Li-Ion Battery Protection IC for Secondary Protection No.

EA-417-210518 OUTLINE The R5438L is an overcharge protection IC for 1 to 3 serial cells Li-ion / Li-polymer rechargeable battery.

This device provides the high-accuracy voltage detection function and the shutdown function can reduce the supply current to the minimum when all cell’s voltage becomes less than the shutdown detection voltage.

Key Features

High Voltage Tolerant Process Absolute Maximum Ratings.
26 V.
Low Supply Current During Operation, Cell-voltage: 3.9 V, 3-Cells.
Typ. 0.85 µA.
High-accuracy Voltage Detection Overcharge Detector Threshold (VDET1n(1)).

📁 Similar Datasheet

Part Number	Description	Manufacturer
R5438L301AA	1 to 3 Cells Li-Ion Battery Protection	RICOH
R5438L301BA	1 to 3 Cells Li-Ion Battery Protection	RICOH
R5438L303AA	1 to 3 Cells Li-Ion Battery Protection	RICOH
R5438L303BA	1 to 3 Cells Li-Ion Battery Protection	RICOH
R5438L304AA	1 to 3 Cells Li-Ion Battery Protection	RICOH

More Datasheets from RICOH

Part Number	Description
R5426x102CA	LI-LON/POLYMER 1CELL PROTECTOR
R5426x104BB	LI-LON/POLYMER 1CELL PROTECTOR
R5426x113CA	LI-LON/POLYMER 1CELL PROTECTOR