Datasheet

C 160 minutes 80 minutes
User Specified* User Specified User Specified
*Please see the bq2000 data sheet for the equation.
Figures 1 and 2 are examples of time-out with top-off
jumper configurations.
Setup Procedure
1. Configure the board for the number of cells and
charging current asdescribed in theabove sections.
2. Set the jumpers for charge rate/time-out and top-off
option.
3. Connect the batterypack to BAT+ andBAT-.
4. Connect the thermistorto THERM andBAT-.
5. Connect the charging supply to J1. Please see the
Recommended DC OperationgConditions.
3
DV2000S1 and DV2000TS1
Rev. D Board
Symbol Description Minimum Typical Maximum Unit Notes
I
DC
Maximum input current - - 3 A
V
DC
Maximum input voltage 10 (see note) -
25 V
DC+ to DC-
V
BAT
BAT input voltage - - 24 V BAT+ to BAT-
V
THERM
THERM input voltage 0 - 5 V Therm to BAT-
I
CHG
Battery charge current - - 3 A
Note: V
DC
must be above the battery charge voltage. Voltage drops across D5, Q3, L1, and R7 must be consid
-
ered when calculating minimum V
DC
.
Recommended DC Operating Conditions
JP2
JP1
J1
THERM
Li-Ion
Cell Count
Y
N
Y
Y
N
Y
N
Y
N
Y
N
N
BAT-
BAT+
N/C
DC-
DC+
JP4
JP3
User
10
8
6
4
3
2
1
5
4
DV2000s1.eps
NiCd/NiMH
Cell Count
C/4
320
C/3
240
C/2
160
C
80
USER
Jumper Configuration Diagram