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R5437L Datasheet 1 to 3 Cells Li-Ion Battery Protection

Manufacturer: RICOH

Overview: R5437L Series 1 to 3 Cells Li-Ion Battery Protection IC for Secondary Protection No. EA-416-210518 OUTLINE The R5437L 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.

Datasheet Details

Part number R5437L
Manufacturer RICOH
File Size 778.08 KB
Description 1 to 3 Cells Li-Ion Battery Protection
Download R5437L Download (PDF)

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)).