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AS3610 Datasheet(PDF) 17 Page - ams AG

Part # AS3610
Description  Swi tching Charger for Li -Ion/LiPo/LiFePO4 powered devices
PDF  26 Pages
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Manufacturer  AMSCO [ams AG]
Direct Link  http://www.ams.com
Logo AMSCO - ams AG

AS3610 Datasheet(HTML) 17 Page - ams AG

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www.austriamicrosystems.com/Battery-Chargers/AS3610
1.01
16 - 25
AS3610/11
Datasheet - D e t a i l e d D e s c r i p t i o n
Charger Voltage Control Register (Address 1).
Charger Current Control Register (Address 2).
Addr: 1
Charger Voltage Control
This register controls the charger voltages.
Bit
Bit Name
Default
Access
Bit Description
5:0
Veoc
100011b/
ROM
R/W
End of charge voltage on VBAT
0
...
35
...
47
3.5V
...
4.2V
...
4.44V
7:6
Vchg_min
00b/ROM
R/W
Minimum charger (VBUS) voltage. Current is regulated down, if VBUS
voltage drops below this level:
0
1
2
3
VBAT < 3.9V
VBAT < 4.2V
VBAT < 4.5V
VBAT < 4.7V
Addr: 2
Charger Current Control
This register controls the charger currents.
Bit
Bit Name
Default
Access
Bit Description
0
eoccurr
0b/
ROM
R/W
Current ratio selection between trickle and EOC current
(defined by resistor RTERM)
0
1
EOC current = ITERM, Trickle current = ITERM
EOC current = ITERM / 2, Trickle current = ITERM
2:1
constcurr
00b/ROM
R/W
ConstantCurrent setting
0
1
2
3
Constant Current = ICHARGE
Constant Current = 0.81*ICHARGE
Constant Current = 0.60*ICHARGE
Constant Current = 0.40*ICHARGE
3
boost_lowcurr
0b/ROM
R/W
Current selection for boost mode
0
1
500mA maximum current
200mA maximum current
4
NA
NA
NA
NA
5
en_pon
0b/ROM
R/W
Enables 100% on mode of PMOS
0
1
100% mode disabled (smooth 100% mode, if
disable_toff=1)
100% mode enabled.
7:6
deb_timer
00b/ROM
R/W
Select debounce timer
0
1
2
3
30msec debounce timer for comparator output
3msec debounce timer
NA
NA



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