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ADP3522 Datasheet(PDF) 14 Page - Analog Devices

Part # ADP3522
Description  GSM Power Management System
PDF  20 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADP3522 Datasheet(HTML) 14 Page - Analog Devices

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REV. 0
–14–
ADP3522
NO
NO
NO
YES
VBAT > UVLO
NiMH
CHGEN = LOW
NO
VBAT > 4.2V
YES
BATTERY TYPE
CONSTANT VOLTAGE
MODE
YES
YES
EOC = HIGH
NO
CHGEN = HIGH
VBAT > 5.5V
NO
YES
VBAT > 5.5V
YES
NO
YES
YES
NONCHARGING
MODE
CHARGER DETECTED
CHRIN > BATSNS
LOW CURRENT
CHARGE MODE
VSENSE = 20mV
HIGH CURRENT
CHARGE MODE
VSENSE = 160mV
END OF CHARGE
VSENSE < 14mV
TERMINATE CHARGE
CHGEN = HIGH
GATEIN = HIGH
NiMH
CHARGING MODE
GATEIN = PULSED
NiMH
CHARGER OFF
GATEIN = HIGH
NO
Li+
YES
Figure 5. Battery Charger Flow Chart



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