EUP8202-4.2/8.4
Electrical Characteristics (TA = 25℃, VCC = 12V, unless otherwise noted.)
EUP8202-8.4
Unit
Symbol
Parameter
Conditions
Min. Typ. Max.
CHRG Pin Output Low
Voltage
End-of-Charge Ratio
VCHRG
ICHRG = 1mA
VSNS(EOC) /VSNS(CHG)
20
15
50
mV
REOC
5
25
10
%
%
tTIMER
Charge time Accuracy
0℃≦TA ≦50℃
75
70
85
85
95
µA
µA
mV
mV
V
INTC
NTC Pin Output Current
VNTC = 0.85V
-40℃≦TA ≦85℃
100
380
VNTC = Falling
Hysteresis
340
360
5
NTC Pin Thershold Voltage
(Hot)
VNTC-HOT
VNTC = Rising
Hysteresis
2.35
200
2.4
100
2.45
NTC Pin Thershold Voltage
(Cold)
VNTC-COLD
mV
Recharge Battery Voltage Offset
V
BAT(FULLCHARGD) –VRECHRG, VBAT
∆VRECHRG from Full Charged Battery
300
500
400
1
mV
µA
Falling
Voltage
CHRG Pin Leakage Current
ILEAK
VCHRG= 8V, Charging Stops
Oscillator
fOSC
Switching Frequency
Maximum Duty Cycle
450
550
100
kHz
%
DC
Gate Drive
tr
tf
Rise Time
Fall Time
CGATE =2000pF, 10% to 90%
20
50
ns
ns
CGATE =2000pF, 10% to 90%
VCC-VGATE ,
40℃≦TA ≦85℃
∆VGATE Output Clamp Voltage
8
V
VCC≧9V
∆VGATEHI Output High Voltage
∆VGATELO Output Low Voltage
∆VGATEHI= VCC -VGATE , VCC≧7V
0.3
V
V
∆VGATELO= VCC -VGATE , VCC≧7V
4.5
DS8202 Ver 1.1 Nov.2007
8
EUTECH [ EUTECH MICROELECTRONICS INC ]
