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Evaluation Board, BC3770 Battery Charger Board, KL25Z for SPI Communication and IO Control


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FRDM-BC3770-EVM   Datasheet
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Product Overview

The FRDM-BC3770-EVM is a Freedom Expansion Board offers a fully programmable switching charger with dual-path output for single-cell Li-ion and Li-polymer batteries. It works with the FRDM-KL25Z development platform (included pre-programmed with mini-USB cables). A BC3770 highly integrated synchronous switch-mode chargers, featuring integrated OVP and power FETs. A FRDM-KL25Z for SPI communication and IO control. Operate as a boost regulator for USB-OTG function via either I²C command or an external pin from the host/processor. This dual-path output allows mobile applications with fully discharged battery or dead battery to boot up the system.
  • Supports different modes of operation (charging and power management)
  • Dynamically shares current between the application and battery on demand
  • Reduces heat dissipation and allows for higher current capability for a given package size
  • Includes protection features to avoid damaging the downstream components


Embedded Design & Development, Power Management


FRDM-BC3770-EVM Hardware, FRDM-KL25Z Hardware (pre-programmed), Cable, USB A-M to B-M mini (2) and Quick reference guide.

Product Information

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Power Management - Battery

Battery Charger

BC3770 & MKL25Z128VLK4


Eval Board BC3770, Eval Board MKL25Z128VLK4, USB A-M to B-M mini Cable, Quick Reference Guide


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Technical Docs (3)

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