s-8243b Seiko Instruments Inc., s-8243b Datasheet - Page 7

• Manufacturer Part Number: s-8243b
• Description: Battry Protection Ic For 3-serial Or 4-serial Cell Pack
• Manufacturer: Seiko Instruments Inc.

Rev.2.5
1. S-8243A Series
Electrical Characteristics
BATTERY PROTECTION
Overcharge detection voltage n
n=1, 2, 3
Hysteresis voltage n of overcharge
detection
n = 1, 2, 3
Overdischarge detection voltage
n = 1, 2, 3
Hysteresis voltage n of
Overdischarge detection
n = 1, 2, 3
Overcurrent detection voltage 1
Overcurrent detection voltage 2
Overcurrent detection voltage 3
Temperature coefficient for
detection and release voltage
Temperature coefficient for
overcurrent detection voltage
0 V BATTERY CHARGING FUNCTION
0 V battery charge starting charger
voltage
0 V battery charge inhibition battery
voltage
INTERNAL RESISTANCE
Internal resistance between
VMP and VDD
Internal resistance between
VMP and VSS
VOLTAGE REGULATOR
Output voltage
Line regulation
Load regulation
BATTERY MONITOR AMP
Input offset voltage n
n = 1, 2, 3
Voltage gain n
n = 1, 2, 3
INPUT VOLTAGE, OPERATING VOLTAGE
Operating voltage between
V
CTL1 input voltage for High
CTL1 input voltage for Low
CTLn input voltage for High
n = 2, 3, 4
CTLn input voltage for Low
n = 2, 3, 4
DD
and V
_00
SS
Item
BATTERY PROTECTION IC FOR 3-SERIAL OR 4-SERIAL CELL PACK
*2
*1
V
V
V
V
V
V
V
T
T
V
V
R
R
V
∆V
∆V
V
GAMPn V1 = V2 = V3 = 3.5 V
V
V
V
V
V
Symbol
COE1
COE2
CUn
HCn
DLn
HDn
IOV1
IOV2
IOV3
0CHA
0INH
VDM
VSM
OUT
OFFn
DSOP
CTL1H
CTL1L
CTLnH
CTLnL
OUT1
OUT2
3.9 V to 4.4 V, 50 mV Step
−0.10 V to −0.40 V, and 0 V
2.0 V to 3.0 V, 100 mV Step
0.20 V to 0.70 V, and 0 V
0.05 V to 0.3 V, 50 mV Step
Ta = −5°C to +55°C
Ta = −5°C to +55°C
0 V battery charging available
0 V battery charging unavailable
V1 = V2 = V3 = 3.5 V
V1 = V2 = V3 = 1.8 V
V
V
V
V1 = V2 = V3 = 3.5 V
DD
DD
DD
= 14 V, I
= 6 V→18 V, I
= 14 V, I
Seiko Instruments Inc.
Conditions
OUT
OUT
= 3 mA
= 5 µA→3 mA
−
−
−
−
−
−
−
OUT
Table 6 (1 / 2)
*3
*3
= 3 mA
V
V
V
0.2×0.99
V
DD
−0.025
−0.025
−V
DD
OUT
−0.05
−0.08
−0.10
3.221
DD
V
V
V
Min.
V
−1.0
−0.5
V
500
300
×0.425
0.4
60
−0.60
CUn
HCn
HDn
DLn
−
−
−
6
−
−
DD
IOV1
×0.8
×0.9
V
V
(Ta = 25°C unless otherwise specified)
−V
DD
3.300
DD
1100
Typ.
V
V
V
V
V
700
165
0.8
0.7
0.2
15
−0.50
CUn
HCn
DLn
HDn
0
0
5
−
−
−
−
−
DD
IOV1
×0.5
V
V
V
0.2×1.01
V
DD
+0.025
+0.025
−V
DD
OUT
+0.05
+0.08
+0.10
3.379
DD
Max.
2400
1500
V
V
V
V
V
270
V
S-8243A/B Series
×0.575
1.0
0.5
1.5
1.1
15
30
18
−0.40
OUT
CUn
HCn
HDn
DLn
−
DD
IOV1
×0.2
×0.1
mV/°C
mV/°C
Unit
mV
mV
mV
kΩ
kΩ
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
−
Test circuit
3, 6
3, 6
4
4
4
4
4
4
4
4
4
7
7
8
8
2
2
2
3
3
4
6
6
7