EUP8092
Electrical Characteristics (continued)
Typical values are tested at VIN = 5V and +25°C Ambient Temperature, maximum and minimum values are guaranteed
over 0°C to +70°C Ambient Temperature with a supply voltage in the range of 4.3V to 6.5V, unless otherwise noted.
Symbol
Parameter
Conditions
EUP8092
Unit
Min. Typ. Max.
-
-
80
-
10
115
100
-
140
mA
mA
mA
CHARGE CURRENT
I
CHARGE
I
TRICKLE
EOC
Constant Charge Current
Trickle Charge Current
End-of-Charge Threshold
IREF Pin Voltage < 0.4V, VBAT = 3.7V
IREF Pin Voltage < 0.4V, VBAT = 2.0V
RECHARGE THRESHOLD
V
RECHRG
Recharge Voltage Threshold
-
4.0
-
V
TRICKLE CHARGE THRESHOLD
Trickle Charge Threshold
V
MIN
Voltage
TEMPERATURE MONITORING
Low Battery Temperature V2P8 = 3.0V
V
TMIN
Threshold
High Battery Temperature V2P8 = 3.0V
V
TMAX
Threshold
V
RMV
T
FOLD
Battery Removal Threshold V2P8 = 3.0V
Charge Current Foldback
Threshold
Oscillation Period
C
TIME
= 15nF
2.7
2.85
3
V
1.45
0.36
-
95
1.51
0.38
2.25
110
1.57
0.40
-
125
V
V
V
℃
OSCILLATOR
T
OSC
2.4
3
3.6
ms
LOGIC INPUT AND OUTPUT
IREF Input High
IREF IMIN Input Low
STATUS/FAULT Sink
Current
1.2
-
Pin Voltage = 0.8V
5
-
-
-
-
0.1
-
V
V
mA
(1)
I
O ( OUT)
10
5
×
0.8V
=
R
IREF
10
4
×
0.8V
=
R
IREF
(2)
I
O ( PRECHG )
10
4
×
0.8V
=
R
IREF
(3)
I
O ( EOC)
DS8092
Ver 0.2 July 2008
6
EUTECH [ EUTECH MICROELECTRONICS INC ]
