S-8232ACFT-T2-G Seiko Instruments, S-8232ACFT-T2-G Datasheet - Page 11
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S-8232ACFT-T2-G
Manufacturer Part Number
S-8232ACFT-T2-G
Description
IC LI-ION BATT PROTECT 8-TSSOP
Manufacturer
Seiko Instruments
Datasheet
1.S-8232ABFT-T2-G.pdf
(28 pages)
Specifications of S-8232ACFT-T2-G
Function
Over/Under Voltage Protection
Battery Type
Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
Voltage - Supply
2 V ~ 16 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-TSSOP
Product
Li-Ion Protection
Output Voltage
0.3 V
Operating Supply Voltage
2 V to 16 V
Supply Current
12.7 uA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Rev6.0
(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 2
(6) Test Condition 6, Test Circuit 3
Test Circuits
Set S1 = OFF, V1 = V2 = 3.6 V, and V3 = 0 V under normal status. Increase V1 from 3.6 V gradually.
The V1 voltage when CO = “L” is overcharge detection voltage 1 (V
voltage when CO = “H” is overcharge release voltage 1 (V
when DO = “L” is overdischarge voltage 1 (V
is overdischarge release voltage 1 (V
status. Increase V1 from 3.6 V gradually. The V1 voltage when CO = “L” is auxiliary overcharge detection
voltage 1 (V
Set S1 = OFF, V1 = V2 = 3.6 V, and V3 = 0 V under normal status. Increase V2 from 3.6 V gradually.
The V2 voltage when CO = “L” is overcharge detection voltage 2 (V
voltage when CO = “H” is overcharge release voltage 2 (V
when DO = “L” is overdischarge voltage 2 (V
is overdischarge release voltage 2 (V
status. Increase V2 from 3.6 V gradually. The V2 voltage when CO = “L” is auxiliary overcharge
detection voltage 2 (V
Set S1 = OFF, V1 = V2 = 3.6 V, and V3 = 0 V under normal status. Increase V3 from 0 V gradually. The
V3 voltage when DO = “L” is overcurrent detection voltage 1 (V
0 under normal status. Increase V3 from 0 V gradually. (The voltage change rate < 1.0 V / ms) V3 − (V1
+ V2) voltage when DO = “L” is overcurrent detection voltage 2 (V
Set S1 = ON, V1 = V2 = 3.6 V, and V3 = 0 V under normal status and measure current consumption.
Current consumption I1 is the normal status current consumption (I
1.5 V under overdischarge status and measure current consumption. Current consumption I1 is the
power-down current consumption (I
Set S1 = ON, V1 = V2 = V3 = 1.5 V, and V3 = 2.5 V under overdischarge status. (V1 + V2 − V3) / I2 is the
internal resistance between VCC and VM (RVCM).
Set S1 = ON, V1 = V2 = 3.6 V, and V3 = 1.1 V under overcurrent status. V3 / I2 is the internal resistance
between VSS and VM (RVSM).
Set S1 = ON, S2 = OFF, V1 = V2 = 3.6 V, and V3 = 0 V under normal status. Increase V4 from 0 V
gradually. The V4 voltage when I1 = 10 μA is DO voltage “H” (V
Set S1 = OFF, S2 = ON, V1 = V2 = 3.6 V, and V3 = 0.5 V under overcurrent status. Increase V5 from 0 V
gradually. The V5 voltage when I2 = 10 μA is the DO voltage “L” (V
_00
CUaux1
).
CUaux2
).
BATTERY PROTECTION IC FOR 2-SERIAL-CELL PACK
PDN
DU1
DU2
Seiko Instruments Inc.
).
). Set S1 = ON, and V1 = V2 = 3.6 V and V3 = 0 V under normal
). Set S1 = ON, and V1 = V2 = 3.6 V and V3 = 0 V under normal
DD1
DD2
). Increase V1 gradually. The V1 voltage when DO = “H”
). Increase V2 gradually. The V2 voltage when DO = “H”
CD1
CD2
). Further decrease V1. The V1 voltage
). Further decrease V2. The V2 voltage
IOV1
DO(H)
IOV2
). Set S1 = ON, V1 = V2 = 3.6 V, V3 =
DO(L)
CU1
CU2
).
).
). Decrease V1 gradually. The V1
). Decrease V2 gradually. The V2
OPE
).
). Set S1 = OFF, V1 = V2 =
S-8232 Series
11