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M62253AGP Datasheet(PDF) 8 Page - Mitsubishi Electric Semiconductor |
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M62253AGP Datasheet(HTML) 8 Page - Mitsubishi Electric Semiconductor |
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8 / 10 page  M62253AGP MITSUBISHI <STD-Linear ICs> ( / 10) Charge Control IC for Li-Ion Batteries 00-08-24 Yes No Yes No 1.49V<VTIN<3.21V Yes No Yes No Charge inhibit charge off LED1: turned OFF LED2: turned OFF Insert Battery Delay CKT. for temp. detect is start to action After 49ms 1.49V<VTIN<3.23V LED1: turned ON and Const. current charge:256mA or Const. voltage charge:4.2V (during 1.15sec) Const. voltage output:2.61V (during 106msec) Charge inhibit charge off LED1: turned OFF LED2: turned OFF Check battery voltage less than 2.66V more than 4.2V 2.66V<Vbatt<4.2V Check battery voltage 3.07V<Vbatt<4.2V 2.66V<Vbatt<3.07V Const. current charge:26mA Const. voltage charge:4.2V Check battery voltage less than 3.07V more than 3.07V Check charge current more than 26mA less than 26mA Delay CKT. for current detect is start to action Charge current less than 26mA (pass to 1.15sec) Stop the charge (to change output voltage to 2.61V) Const. current charge:256mA Check battery voltage more than 4.2V 3.07V<Vbatt <4.2V Yes No Const. voltage charge:4.2V Check charge current more than 26mA less than 26mA Delay CKT. for current detect is start to action Charge current less than 26mA (pass to 1.15sec) Stop the charge (to change output voltage to 2.61V) Complete charge(charge OFF) passed 1.06sec LED1: turned OFF, LED2: turned ON Check battery voltage more than 3.99V less than 3.99V Delay CKT. for current detect is start to action Battery voltage less than 3.99V (pass to 1.06sec) Yes No Yes No No Flowchart of temp. detect.(with hysteresis) during charge When high temp. When low temp. Const. current or Const. voltage charge.(1.49V<VTIN<3.23V) VTIN<1.49V Delay CKT. for temp. detect is start to action After 49ms VTIN<1.59V Charge inhibit 1.59V<VTIN Yes Delay CKT. for temp. detect is start to action After 49ms 1.49V<VTIN No Yes Yes No Yes No No Const. current or Const. voltage charge.(1.49V<VTIN<3.23V) 3.23V<VTIN Delay CKT. for temp. detect is start to action After 49ms 3.21V<VTIN Charge inhibit VTIN<3.21V Yes Delay CKT. for temp. detect is start to action After 49ms VTIN<3.23V No Yes For 4.2V type battery Notice: The voltage, current and time value are depend on application circuit.(Page 10) 8 |
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