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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.


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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 Documents (3)

CAD Downloads


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CAD Models - Notice
CAD Models and drawings are provided to you on a revocable limited licence for your internal use only but remain the property of the manufacturer who retain all intellectual property rights and ownership. They are provided to assist you in decision making and as design guide but are not guaranteed to be error free, accurate or up to date and is not intended to be taken as advice.
Use of these CAD models and other options provided are downloaded and used entirely at your own risk and by continuing you confirm acceptance of the above.

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