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RT5021 Folha de dados(PDF) 52 Page - Richtek Technology Corporation

Nome de Peças RT5021
Descrição Electrónicos  Channels DC/DC PMU with Li-ion Battery Charger
PDF  67 Pages
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Fabricante Electrônico  RICHTEK [Richtek Technology Corporation]
Página de início  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT5021 Folha de dados(HTML) 52 Page - Richtek Technology Corporation

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RT5021
52
DS5021-01 April 2013
www.richtek.com
Copyright
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
©
Address
Name
Register Address
Bit7
(MSB)
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
(LSB)
Meaning
TIMER [3:0]
ENCH
USUS
ISETU
ISETL
Default
0
1
0
0
0
0
0
0
A7
0x07
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
TIMER [3:0]
Define fast charger safe charging time.
Fast charging timeout time = (TIMER [3:0] + 1) hours. The default voltage is 5
hours.
Note : pre-charge timeout time = fast charge time/8.
Enable charger
0 : Enable charger
ENCH
1 : Disable charger
VIN Suspend control
0 : No suspend
USUS
1 : Suspend
VIN Current limit setting :
ISETL
ISETU
VIN Input
Current Limit
0
0
95mA (default)
0
1
475mA
1
0
1A
1
1
1.5A
ISETU and ISETL
Note: When Charger Type Detection finds the charger is Dedicated Charging Port
(Sony or Apple Charger),
ISETU/ISETL would set to be 475mA automatically.



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