BU1840AMUV Overview
Key Specifications
Mount Type: Surface Mount
Operating Voltage: 1 V
Max Voltage (typical range): 1.98 V
Max Operating Temp: 85 °C
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. It is possible to boost it according to the voltage of 2 cell solar panel with built-in the function to boost the low voltage input.
Key Features
- 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<MAX>)
