FAN7563 Datasheet

  • FAN7563

  • Lithium-Ion Charger Controller

  • 83.90KB

  • 14页

  • FAIRCHILD

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FAN7563/FAN7564
Lithium-Ion Charger Controller
Features
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Constant Voltage & Constant Current Control
Wide Operating Range of 2.5V ~ 16V
Low-Side Source Return Current Sensing
Externally Adjustable Charging Current Control
Charging Current Monitoring
Precision LDO Regulator Drive Ouptut (Adj)
(Only FAN7564)
鈥?Error signals of Output Dropout (LDO)
(Only FAN7564)
鈥?Current Limit (LDO)
( FAN7564 Only)
Description
The FAN7563/FAN7564 is designed for Lithium-ion battery
charger. This controls charging current and voltage of Lith-
ium - ion battery as constant current and constant voltage
control IC and can be used for stand alone charger
(FAN7563) and micom interface charger(FAN7564). In
addition LDO regulator driving output which is integrated
within FAN7564 enables to offer accurate reference voltage
to power supply of micro controller, therefore, it features
increasing stability and efficiency of charger set as well as
minimizing external components of the set. Additionally,
FAN7563/FAN7564 provide the protection functions like
error flag, short circuit protection(LDO), and charging
current control disable.
8-SOP
1
14-SOP
1
Internal Block Diagram
14(8)
VCC
13(7)
VSEN
12(6)
IREF
11(5)
MONIT
10
NC
9
ERROR
8
LDODRV
UVLO
Reference
Vref(1.244V)
脳5
Reference
Bias
Internal
Bias
LDO
Drive
8SOP
14SOP
20k鈩?/div>
OUTPUT
1
ISEN
2
CS
3
GND
4
NC
5
CHA-
6
FB
7
Rev. 1.0.3
漏2001 Fairchild Semiconductor Corporation

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