s-8264a Seiko Instruments Inc., s-8264a Datasheet - Page 22

• Manufacturer Part Number: s-8264a
• Description: Battery Protection Ic For 2-serial To 4-serial-cell Pack Secondary Protection
• Manufacturer: Seiko Instruments Inc.

22
BATTERY PROTECTION IC FOR 2-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION)
S-8264A/B Series
Characteristics (Typical Data)
1. Detection Voltage vs. Temperature
2. Current Consumption vs. Temperature
3. Delay Time vs. Temperature
(1) Overcharge Detection Voltage vs. Temperature
(1) Current Consumption during Normal Operation vs. Temperature
(1) Overcharge Detection Delay Time vs. Temperature
4.40
4.35
4.30
4.25
4.20
4.0
3.0
2.0
1.0
0.0
6.0
5.0
4.0
3.0
2.0
−40 −25
−40 −25
−40 −25
0
0
0
Ta [°C]
Ta [°C]
Ta [°C]
25
25
25
50
50
50
V
V
V
CU
DD
DD
= 4.3 V
= 14 V
= 20 V
75 85
75 85
75 85
Seiko Instruments Inc.
(2) Overcharge Release Voltage vs. Temperature
(2) Current Consumption during Overdischarge vs. Temperature
(2) Overcharge Release Delay Time vs. Temperature
3.90
3.85
3.80
3.75
3.70
4.0
3.0
2.0
1.0
0.0
90
80
70
60
50
40
30
−40 −25
−40 −25
−40 −25
0
0
0
Ta [°C]
Ta [°C]
Ta [°C]
25
25
25
V
50
50
50
V
HC
V
DD
DD
= 0.52 V
= 9.2 V
= 20 V
Rev.2.0
75 85
75 85
75 85
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