AiT Semiconductor Inc.
A4002
www.ait-ic.com
BATTERY MANAGEMENT
ONE CELL LITHIUM-ION/POLYMER BATTERY PROTECTION IC
ELECTRICAL CHARACTERISTICS
TA = 25℃, unless otherwise noted.
Parameter
Symbol
Conditions
Min.
Typ. Max. Unit
Detection Voltage
VCU
VCL
Overcharge Detection Voltage
Overcharge Release Voltage
Overdischarge Detection Voltage
Overdischarge Release Voltage
Charger Detection Voltage
Detection Current
4.25
4.0
2.3
2.9
-
4.3
4.1
4.35
4.2
2.5
3.1
-
V
V
V
V
V
VDL
2.4
VDU
VCHA
3.0
-0.12
Overdischarge Current Detection
Load Short-Circuiting Detection
VDD=3.6V
VDD=3.6V
IIOV
2.1
8
3
3.9
16
A
A
ISHORT
12
Current Consumption
Current Consumption in Normal Operation
VDD=3.6V,
VM=0V
IOPE
IPDN
-
-
4
2
6
uA
uA
VDD=2.0V
Current Consumption in Power Down
3.5
VM pin floating
VM Internal Resistance
Internal Resistance Between VM and VDD
VDD=3.5V,
VM=1.0V
VDD=2.0V,
VM=1.0V
*RVMD
*RVMS
-
-
320
100
-
-
kΩ
kΩ
Internal Resistance Between VM and GND
FET on Resistance
VDD=3.6V
IVM=1.0A
*RSS(ON)
Equivalent FET on Resistance
35
45
55
mΩ
Over Temperature Protection
Over Temperature Protection
*TSHD+
*TSHD-
-
-
120
100
-
-
℃
℃
Over Temperature Recovery Degree
Detection Delay Time
Overcharge Voltage Detection Delay Time
tCU
tDL
-
-
-
-
150
80
200
120
20
ms
ms
ms
us
Overdischarge Voltage Detection Delay Time
Overdischarge Current Detection Delay Time
*tIOV
10
Load Short-Circuiting Detection Delay Time
*tSHORT
150
200
NOTE1: * The parameter is guaranteed by design
REV1.0
- JUN 2018 RELEASED -
- 4 -
AITSEMI [ AiT Semiconductor ]
