RT9468 Datasheet, PDF (17/57 Pages) Richtek Technology Corporation – Single Cell Li-Ion Switching Battery Charger

RT9468
Name
Function
CHG CTRL 2 Charger Control 2
Addr
0x02
Reset
0x07
Bit Mode
7 R/W
Name
SHIP_MODE
Reset Value
Description
Shipping mode enable, force BATFET OFF
0
0 : Allow BATFET turn on (default)
1 : Force BATFET turn off
BATFET turn off delay
6 R/W BATDET_DIS_DLY
0
0 : BATFET turn off immediately (default)
1 : BATFET turn off with 10s delay after SHIP_MODE bit is set
5 R/W BYPASS_MODE
"Bypass mode enable, disable the buck but force BATFET on
0
0 : Bypass mode disable (default)
1 : Bypass mode enable"
4 R/W
TE
[3:2] R/W
IINLMTSEL
1 R/W
0 R/W
CFO_EN
CHG_EN
Termination enable
0
0 : Disable charge current termination (default)
1 : Enable charge current termination
Input current limit selection bit
00 : Input limit is set as 3.25A
01
01 : CHG_TYP results is applied D+D- detection (default)
10 : IAICR[5:0] results is applied
11 : Input limit is set by the lowest among above
Charger and OTG enable
1
0 : CFO is disabled
1 : CFO is enabled (default)
Charger enable
1
0 : Charger is disabled
1 : Charger is enabled (default)
Name
CHG_CTRL3
Bit Mode
[7:2] R/W
1
R/W
0
R/W
Function
Control 3
Name
IAICR[5:0]
AICR_EN
ILIM_EN
Addr
0x03
Reset
0x23
Reset Value
Description
001000
AICR setting
000000 : 100mA
000001 : 150mA
000010 : 200mA
000011 : 250mA
...
001000 : 500mA (default)
001001 : 550mA
...
100110 : 2A
...
111010 : 3A
...
111111 : 3.25A
AICR loop enable
1
0 : AICR loop disable
1 : AICR loop enable (default)
ILIM function enable
1
0 : ILIM function disable
1 : ILIM function enable (default)
Copyright ©2017 Richtek Technology Corporation. All rights reserved.
DS9468-00 May 2017
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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