Datasheet4U Logo Datasheet4U.com

BU1840AMUV - Synchronous Switch-Mode Charger IC

📥 Download Datasheet

Datasheet Details

Part number BU1840AMUV
Manufacturer ROHM
File Size 604.67 KB
Description Synchronous Switch-Mode Charger IC
Datasheet download datasheet BU1840AMUV Datasheet

General Description

The BU1840AMUV device provides the best system to the product charged with 1cell Li-ion battery and 3cell Nickel-metal-hydride batteries using the 2cell, 3cell, and 4cell solar panel.

Overview

Datasheet For 2Cell Solar, Synchronous Switch-Mode Charger IC BU1840AMUV.

Key Features

  • Synchronous Switch-Mode Charger for 2Cell Solar 400mA@Battery=3.7V,VIN=1V.
  • MPPT control voltage range：0.7V～1.5V.
  • Charging current completion voltage： 5.0V (hysteresis: 0.075V).
  • Built in MPPT.
  • Switching frequency (160kHz,320kHz).
  • Charging current monitor by I2C.
  • UVLO-detect Voltage:0.625V.
  • UVLO-release Voltage:0.700V.
  • Thermal Shutdown.
  • 24 pin VQFN024V4040 (4.1mm×4.1mm).

More Datasheets from ROHM

Part Number Description
BU1850MUV GPIO Expander IC
BU1851GUW GPIO ICs Series Key Encoder IC
BU18JA2MNVX-C FULL CMOS LDO Regulator
BU18SD5 CMOS LDO Regulators
BU18SD5WG CMOS LDO Regulators
BU18TA2WHFV High-speed Load Response FULL CMOS LDO Regulators
BU18TA2WNVX High-speed Load Response FULL CMOS LDO Regulators
BU18TD3WG Versatile Package FULL CMOS LDO Regulator
BU18UA3WNVX-TL FULL CMOS LDO Regulator
BU18UB3WG-GTL FULL CMOS LDO Regulator