ACT2803
Rev 1, May-12-2016
ELECTRICAL CHARACTERISTICS
(VIN = 5V, TA = 25°C, unless otherwise specified.)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
Input Current Limit, Over Voltage Protection, Output Under Voltage Protection
Input Voltage Range
4.5
5.5
5.5
6.0
V
V
Input Over Voltage Protection
Input Over Voltage Hysteresis
Input Under Voltage Lock-Out
Input Under Voltage Lock-Out Hysteresis
Input Current Limit Setting Range
Output Under Voltage Protection (UVP)
VIN rising, VIN_OVP
5.7
290
4.2
VIN falling, VIN_OVP_HYST
VIN rising, VIN_UVLO
mV
V
VIN falling, VIN_UVLO_HYST
200
2.75
3.65
200
3
mV
A
-10%
+10%
VOUT falling, VOUT_UVP
V
Output Under Voltage Protection Hysteresis VOUT rising, VOUT_UVP_HYST
Q1 Wait Time in Hiccup Mode
mV
s
Boost Mode/Charge Mode
Switching Frequency
-15%
400
2.8
15
+15% KHz
Precondition Voltage Threshold of Each Cell VBAT1,2 rising
V
Preconditioning Current
Boost Charger UVLO
Percentage of fast charge current
VOUT rising, BST_UVLO
VBAT_EOC (ACT2803QJ-T)
VBAT_EOC (ACT2803QJ-T0435)
Ricst=8kΩ
%
4.2
4.2
4.35
1.0
V
-0.5%
-0.5%
-10%
+0.5%
+0.5%
+10%
V
V
Battery End-Of-Charge Voltage
Fast Charge Current Setting
A
End of Charge Detection Current
Shielding cable Detection Threshold at PB
Percentage of fast charge current
PB falling In charge mode
Start point
10
%
V
3.5
4.7
4.6
V
Charge Current Foldback Threshold with VIN,
Without Shielding Cable Connected
End point
V
Start point
4.92
4.82
45
V
Charge Current Foldback Threshold with VIN,
With Shielding Cable Connected
End point
V
Continuous Charging Time after EOC
TEOC
min
℃
Charger Thermal Regulation Temperature
100
110
120
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