SC8821
ABSOLUTE MAXIMUM RATING
Characteristics
Supply Voltage
CSI Pin Voltage
BATN Pin Voltage
Operating Temperature
Storage Temperature
Symbol
V
DD
V
CSI
V
BN
T
opr
T
stg
Value
V
SS
-0.3 ~ V
SS
+12
V
DD
-15 ~ V
DD
+0.3
V
DD
-15 ~ V
DD
+0.3
-40 ~ + 85
-40 ~ +125
Unit
V
V
V
°C
°C
ELECTRICAL CHARACTERISTICS
(unless otherwise specified，T
amb
=25°C)
Characteristics
Operating Voltage
Operating Voltage
Current Consumption
Supply Current
Standby Current
Detection Voltage
Over Charge Detection Voltage
Over Charge Release Voltage
Over Discharge Detection Voltage
Over Discharge Release Voltage
Over Current 1 Detection Voltage
Over Current 1 Detection Current
Over Current 2(Short Current) Detection
Voltage
Over Current Reset Resistor
Charger Detection Voltage
Battery voltage when 0V charging is
forbidden
Charger voltage when 0V charging is
allowed
Delay Time
Over Charge Detection Delay Time
Over Discharge Detection Delay Time
Over Current 1 Detection Delay Time
Over Current 2(Short Current) Detection
Delay Time
T
OC
T
OD
T
OI1
T
OI2
V
DD
=3.6V~4.4V
V
DD
=3.6V~2.0V
V
DD
=3.6V
V
DD
=3.6V
150
80
5
340
200
13
5
500
300
20
50
ms
ms
ms
μs
V
OCU
V
OCR
V
ODL
V
ODR
V
OI1
I
OI1
V
OI2
R
short
V
CH
V
INH
Product SC8821
V
DD
=3.6V
V
DD
=3.6V
V
DD
=3.6V
4.24
4.05
2.40
2.80
0.13
1
0.80
400
-0.8
4.28
4.10
2.50
2.90
0.15
2
1.00
500
-0.5
4.32
4.15
2.60
3.00
0.17
3
1.20
600
-0.2
1.5
V
V
V
V
V
A
V
kΩ
V
V
I
DD
I
PD
V
DD
=3.6V
V
DD
=2.0V
3.0
0.3
6.0
0.6
μA
μA
V
DD
1.8
8.0
V
Symbol
Conditions
Min.
Typ.
Max.
Unit
V
CHA
Product SC8821A
1.55
V
HANGZHOU MICROELECTRONICS CO.,LTD
Http: //www.silan.com.cn
REV:1.2
2009.05.05
Page 2 of 10
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