Battery Charging Circuit of MAX1737

Published:2011/7/23 2:13:00 Author:Michel | Keyword: Battery Charging Circuit | From:SeekIC

The above picture is battery charging circuit of MAX1737.There is PWM type synchronous rectifier step-down transformation circuit inside MAX1737.Its input voltage is 28 V and switch frequency is 300 kHZ. It has all funtions that charging circuit needs,namely,the input current monitoring, battery temperature monitoring, battery fault dindictaion, charging termination and the timing charging functions, etc. MAX1737 tube feet functions are as follows.1 feet (VL)-The work power is input in DCIN port and this port is 5.4 V linear regulators output. Feet 2(ISETIN)-the input current limited port.



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