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AAT3688 Просмотр технического описания (PDF) - Advanced Analog Technology, Inc.

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Компоненты Описание
производитель
AAT3688
AAT
Advanced Analog Technology, Inc. AAT
AAT3688 Datasheet PDF : 23 Pages
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AAT3688
USB Port Lithium-Ion/Polymer Battery Charger
System Operation Flow Chart
Switch
On
Sleep
Mode
No
UVLO
Yes
VP > VUVLO
USB
Power
Power On
Reset
USB Low
Current Loop
USB High
Current Loop
Fault Conditions
Yes
Monitor
OV, OT
No
Shut Down
Mode
Yes
Battery
No
Temperature Monitor
Battery
VTS1 < TS < VTS2
Temp. Fault
0 USB Detect
USBSEL= ?
1
USB Voltage
Regulation
Enable
No
Recharge Test
VRCH > VBAT
Yes
Yes Low Current
Preconditioning Test
Conditioning
VMIN > VBAT
Charge
No
Yes
Current Phase Test
VEOC > VBAT
Current
Charging
Mode
No
Yes
Voltage Phase Test
IBAT > ITERM
No
Charge
Completed
Voltage
Charging
Mode
No
USB Voltage Test
VUSB < 4.5V
Yes
USB
Loop Current
Reduction in USB
Charging Mode
12
3688.2006.10.1.5

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