EUP8202-4.2/8.4
Electrical Characteristics (TA = 25℃, VCC = 10V, unless otherwise noted.)
EUP8202-4.2
Unit
Symbol
Parameter
Conditions
Min. Typ. Max.
Recharge Battery Voltage Offset
V
BAT(FULLCHARGD) –VRECHRG, VBAT
∆VRECHRG from Full Charged Battery
100
150
200
1
mV
µA
Falling
Voltage
CHRG Pin Leakage Current
ILEAK
V
CHRG= 8V, Charging Stops
Oscillator
fOSC
Switching Frequency
Maximum Duty Cycle
450
500
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
Electrical Characteristics (TA =25℃,VCC =12V,unlessotherwisenoted.)
EUP8202-8.4
Min. Typ. Max.
Symbol
Parameter
Conditions
Unit
DC Characteristics
VCC
VCC Supply Voltage
8.9
20
5
V
Current Mode
1.5
1.5
10
mA
mA
µA
V
ICC
VCC Supply Current
Shutdown Mode
5
Sleep Mode
20
9V≦VCC ≦20V 0℃≦TA ≦85℃
6V≦VBAT ≦8V 0℃≦TA ≦85℃
VBAT = 1V
VBAT(FLT) Battery Regulated Float Voltage
VSNS(CHG) Constant Current Sense Voltage
VSNS(TRKL) Trickle Current Sense Voltage
8.316
90
8.4
100
15
8.484
110
22
mV
mV
8
Trickle Charge Threshold
VTRKL
VBAT = Rising
4.7
5
5.3
8.5
V
V
Voltage
VCC Undervoltage Lockout
VUV
V
CC = Rising
7.5
500
280
Threshold Voltage
VCC Undervoltage Lockout
∆VUV
mV
mV
Hysteresis Voltage
Manual shutdown Threshold
VMSD
COMP Pin Falling
150
15
450
35
Voltage
Automatic shutdown Threshold
VASD
VCC - VBAT
250
100
mV
µA
Voltage
ICOMP
ICHRG
COMP Pin Output Current
VCOMP = 1.2V
CHRG Pin Weak Pull-Down
Current
VCHRG = 1V
25
µA
DS8202 Ver 1.1 Nov.2007
7
EUTECH [ EUTECH MICROELECTRONICS INC ]
