MT6305B 查看數據表（PDF） - MediaTek Inc

零件编号

产品描述 (功能)

比赛名单

MT6305B

GSM Power Management System

MediaTek Inc 

Confidential Information

NO-CHARGING

MT6305B

CHARGER

DETECTOR

NO

CHRIN > BATSNS

YES

VBAT > 3.2V

YES

NO

PRE-CHARGING

BATUSE=HIGH

PULSE CHARGE

MODE

NiMH

BATTERY

TYPE

Li+

BATUSE=LOW

CONSTANT

CURRENT MODE

NO

VBAT > 5.1V

(OV)

YES

CHARGER OFF

GATEDRV=HIGH

NO

VBAT > 4.2V

YES

CONSTANT

VOLTAGE MODE

NO

VBAT < 5.1V

YES

VBAT > 4.3V

NO

(OV)

YES

CHARGER

OFF

NO

VBAT < 4.3V

YES

Figure 2. Battery Charger Flow Chart

MediaTek Confidential

Revision 1.1–Apr. 22, 2005

© 2002 MediaTek Inc.

The information contained in this document can be modified without notice

Page 26 of 33

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