2
Power on (LED : off)
No output power initialization
Are
output terminals
shorted?
Output release power
Vt : 4.7
→
3.2~3.5V
Power release
Yes
Yes
P.S.
P.S.
P.S.
Yes
Yes
Does T contact?
No
Does S contact?
Power release after LED
on 1sec, only pre-charge
CV 8.4V 1 time for 1.5 second
Ni-MH, Ni-Cd Vs : 1.2V
→
0V
Li-ion Vs : 1.2V
→
3.2~3.5V
No
No
No
–5
°
C+2
°
C,–1
°
C
≤
T
≤
47
°
C+2
°
C,–1
°
C
Is the
battery abnormal?
(Shorted)
Is the
each terminal to short
another terminal
No touch
effect in each terminal
No
No
No
Yes
Yes
Yes
Is Li-ion?
Yes
No
Fast charge
(LED color : Red) 1200mA
±
5%
Ni-Cd, Ni-MH : Constant current charging
Not sensing for 4min
Vmin
≤
4.8V
±
0.1V
Vmax
≥
10.8V
±
0.1V
Timer
≥
512sec
Timer
≥
256sec
–96mV
≤
–
∆
V
≤
–72mV
T
≥
55
°
C
±
4
°
C
Timer
≥
120min
+12min, –10min
When battery
voltage is 8.9V+0.1V, –0V or
more,
∆
V
≤
0
∆
V
≤
0
After 30min
from starting fast charging
∆
V/12min
≥
282mV/12min
Timer
≥
128sec
Trickle charging
120~160mA
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
No
No
No
No
No
No
No
No
Yes
No
No
No
No
No
Fast charge (LED color : Red)
Li-ion : Constant current & constant voltage charging
CC mode : 945mA
±
5%, CV mode : 8.4V+0%, –2%
Not sensing for 4min
Vmin
≤
4.8V
±
0.1V
Trickle charging
120~160mA
No
V terminal
≥
8.85V
No
T
≥
55
°
C
±
4
°
C
No
Timer
≥
180min
+18min, –10min
Timer
≥
180min
+18min, –10min
Vs
≥
3.29V
±
0.1V
(V = 7.9V)
Red flash
I = 0mA
No
No
Total
≥
10H timer
Yes
Charging current
≤
100
±
20mA
Charging current off
(I = 0mA)
Yes
LED color : Red flash
LED color : Red
Red LED flash
Abnormal
reset?
Yes
No
Total timer
≥
10H
Yes
No
LED color : Green
Trickle 30~90mA
Charge (LED color : Green)
Cut-off
LED color : Green
CHARGER FLOW CHART
KSC-25