S-8233AKFT-TB-G Seiko Instruments, S-8233AKFT-TB-G Datasheet - Page 8
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S-8233AKFT-TB-G
Manufacturer Part Number
S-8233AKFT-TB-G
Description
Battery Management Lithium-Ion battery protection (3 cell)
Manufacturer
Seiko Instruments
Datasheet
1.S-8233ACFE-TB-G.pdf
(26 pages)
Specifications of S-8233AKFT-TB-G
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
S-8233AKFT-TB-G
Manufacturer:
SEIKO
Quantity:
512
8
BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK
S-8233A Series
(1) Test condition 1 Test circuit 1
(2) Test condition 2 Test circuit 1
(3) Test condition 3 Test circuit 1
(4) Test condition 4 Test circuit 2
(5) Test condition 5 Test circuit 3
(6) Test condition 6 Test circuit 3
Test Circuits
Set S1 to ON, V1, V2, and V3 to 3.5 V, and V4 to 10.5 V under normal status. V4/I4 is the internal
Set S1 to ON, V1, V2, and V3 to 1.5 V, and V4 to 4.1 V under overdischarge status. (4.5-V4)/I4 is the
Set V1, V2, and V3 to 3.5 V under normal status. Increase V1 from 3.5 V gradually. The V1 voltage
when COP = 'H' is overcharge detection voltage 1 (V
COP = 'L' is overcharge release voltage 1 (V
is overdischarge voltage 1 (V
overdischarge release voltage 1 (V
Remark The voltage change rate is 150 V/s or less.
Set V1, V2, and V3 to 3.5 V under normal status. Increase V2 from 3.5 V gradually. The V2 voltage
when COP = 'H' is overcharge detection voltage 2 (V
COP = 'L' is overcharge release voltage 2 (V
is overdischarge voltage 2 (V
overdischarge release voltage 2 (V
Remark The voltage change rate is 150 V/s or less.
Set V1, V2, and V3 to 3.5 V under normal status. Increase V3 from 3.5 V gradually. The V3 voltage
when COP = 'H' is overcharge detection voltage 3 (V
COP = 'L' is overcharge release voltage 3 (V
is overdischarge voltage 3 (V
overdischarge release voltage 3 (V
Remark The voltage change rate is 150 V/s or less.
Set V1, V2, V3 to 3.5 V and V4 to 0 V under normal status. Increase V4 from 0 V gradually. The V4
voltage when DOP = 'H' and COP = 'H', is overcurrent detection voltage 1 (V
Set V1, V2, and V3 to 3.5 V and V4 to 0 V under normal status. Fix the COVT pin at V
from 0 V gradually. The V4 voltage when DOP = 'H' and COP = 'H' is overcurrent detection voltage 2
(V
Set V1, V2, and V3 to 3.5 V and V4 to 0 V under normal status. Fix the COVT pin at V
gradually from 0 V at 400 μs to 2 ms. The V4 voltage when DOP = 'H' and COP = 'H' is overcurrent
detection voltage 3 (V
Set S1 to ON, V1, V2, and V3 to 3.5 V, and V4 to 0 V under normal status and measure current
consumption. I1 is the normal status current consumption (I
(I
Set S1 to ON, V1, V2, and V3 to 1.5 V, and V4 to 4.5 V under overdischarge status.
consumption I1 is power-down current consumption (I
resistance between VCC and VMP (R
internal resistance between VSS and VMP (R
CELL2
IOV2
).
), and I3, the cell 3 current consumption (I
IOV3
).
DD1
DD2
DD3
DU1
DU2
DU3
).
).
).
).
).
).
VCM
Seiko Instruments Inc.
Increase V1 gradually.
Increase V2 gradually.
Increase V3 gradually.
).
CD1
CD2
CD3
VSM
CELL3
). Further decrease V1. The V1 voltage when DOP = 'H'
). Further decrease V2. The V2 voltage when DOP = 'H'
). Further decrease V3. The V3 voltage when DOP = 'H'
).
).
CU1
CU2
CU3
PDN
). Decrease V1 gradually. The V1 voltage when
). Decrease V2 gradually. The V2 voltage when
). Decrease V3 gradually. The V3 voltage when
).
OPE
The V1 voltage when DOP = 'L' is
The V2 voltage when DOP = 'L' is
The V3 voltage when DOP = 'L' is
), I2, the cell 2 current consumption
IOV1
).
SS
SS
Rev.6.0
, increase V4
, increase V4
Current
_00