ACT81460
Rev 1.0, 18-Dec-2018
ISET voltage is proportional to ICHRG, ISET
max in CC.
RSET, Allowable external resistor
range
RSET sets the ISET pin current
1.2
10
15
kΩ
Charge Programmable Current
Range
RSET resistor sets the ISET pin current and
the charge current.
800
mA
VBAT = 3.8V, ICHG/ISET Ratio. ICHG <
200mA
ISET current ratio
10000
VBAT = 3.8V, ICHG at default charge current
setting.
Charge current accuracy
-10
+10
%
IPRE is a percentage of ICHG (fast charge)
IPRESET [1:0] = 00
IPRE, Precondition Charge Current IPRESET [1:0] = 01
IPRESET [1:0] = 10
20
15
10
5
%
%
%
%
IPRESET [1:0] = 11
Precondition Voltage Threshold,
VPRE, Programmable Range
Configure by VPRESET [3:0], 50mV step size
2.7
3.45
V
V
Precondition Voltage Threshold
Hysteresis
0.1
4.4
Termination Voltage Threshold,
VTERM, Programmable Range
(Note 1)
Configure by VTERM [4:0], 20mV step size
Configure by VTERM [4:0], 20mV step size
3.9
-1
4.5
1
V
Termination Voltage Threshold,
VTERM, accuracy (Note 1)
VTERM
%
Percentage of IFCHG
ITERM [1:0] = 00
ITERM [1:0] = 01
ITERM [1:0] = 10
ITERM [1:0] = 11
Termination Current Threshold,
ITERM (Note 1)
20
15
10
5
%
%
%
%
BAT_RECHG_THRESHOLD = 00
BAT_RECHG_THRESHOLD = 01
BAT_RECHG_THRESHOLD = 10
BAT_RECHG_THRESHOLD = 11
80
mV
mV
mV
mV
120
160
200
Charge Restart Threshold
Fast charge safety timer
12000
4000
s
s
Precondition charge safety timer
Temperature range were charge current is
proportionally reduced.
°C
Thermal regulation threshold
NTC pin pull up current
95
115
100
150
VBAT = 3.8V, NTC = 10kΩ resistor to AGND.
µA
Innovative PowerTM
ActiveSwitcherTM is a trademark of Active-Semi
www.active-semi.com
Copyright © 2018 Active-Semi, Inc.
20
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