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Overview

MPPT Li-Ion CN3791 charger board​

The MPPT Li-Ion charger is an all-in-one solution for efficient and reliable battery charging using solar energy. The onboard CN3791 PWM switch-mode Li-Ion battery controller provides sophisticated charging algorithms tailored to Li-Ion batteries, ensuring precise control over the charging process for maximum efficiency and safety. The board is equipped with a JST connector for quick and easy battery connection and KF235 terminal blocks for manually clamping both panel and battery leads.

MPPT Li-Ion CN3791 charger board
1MPPT Li-Ion CN3791 charger board

For Which Products Is This Documentation Intended?​

MPPT Li-Ion CN3791 charger board

MPPT Li-Ion CN3791 charger board

333136

Key Features​

  • Input Voltage: 4.5V - 28V
  • Charge Current: up to 4A
  • Constant Voltage: 4.2V ± 1%
  • Battery overvoltage Protection
  • IC: CN3791
  • Dimensions: 54 x 38 mm (2.1 x 1.5 inches)

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