Texas Instruments BQ25756 | Demoboard BQ25756EVM

Description

The BQ25756EVM evaluation module (EVM) is acomplete evaluation system for the BQ25756 IC, abuck-boost battery charge controller with a wide inputrange of 4.2V - 70V, a wide output voltage range of upto 70V, and bi-directional capabilities.The BQ25756EVM has a max input and output of 55Vand a max charge current of 10A.

Features

Wide input voltage operating range: 4.2 V–55 VWide output operating range: up to 55V with CC/CV support for:– 2– to 13–Cell Li-Ion

 – 2– to 14–Cell LiFePO4

Synchronous buck-boost DC/DC charge controller with NFET drivers– Adjustable switching frequency from 200kHz to 600kHz

 – Optional synchronization to external clock – Optional gate driver supply input for optimized efficiency

Resistor-programmable standalone with added I2C ModeBuilt in MPPT to maximize power from solar panel arraysPower up from battery (reverse mode) output 4V to 55VHigh safety integration– Adjustable input overvoltage and undervoltage protection

 – Output Overvoltage and overcurrent protection

Typical applications

• USB-PD EPR (Extended Power Range)
• Cordless vacuum cleaner, Vacuum robot
• Robotic lawn mower
• Solar charger
• Kick eScooter, eBike
• Cordless power tool, Garden tool
• Portable power station

More information

• Datasheet
• IC product information