EUP8086
Typical Operating Characteristics-Battery Charge
EN_BAT Pin Threshold Voltage vs Temperature
10
0.80
EN_BAT vs Temperature
9
0.75
RISING
0.70
RESISTANCE (Mohm)
8
VOLTAGE (V)
7
0.65
6
0.60
FALLING
5
0.55
4
0.50
-40
-20
0
20
40
o
60
80
3
-40
-20
0
20
40
o
60
80
TEMPERATURE ( C)
TEMPERATURE ( C)
STAT Pin Output LowVoltage vs Temperature
0.32
0.30
0.28
0.26
Normalized Charger Timer Period vs Temperature
1.05
I
STAT
=5mA
VOLTAGE (V)
0.24
0.22
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
-40
-20
0
20
40
o
NORMALIZED TIME PERIOD
1.00
0.95
0.90
STAT
0.85
60
80
0.80
-40
-30
-20
-10
0
10
20
30
o
40
50
60
70
80
TEMPERATURE ( C)
TEMPERATURE ( C)
Charger FET On-Resistance vs Temperature
1.4
ADP = 4.2V
1.2
I
CH
= 350mA
1.3
1.1
1.0
0.9
R
DS(ON)
(ohm)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
-40
-20
0
20
o
40
60
80
TEMPERATURE ( C)
DS8086
Ver 1.0
Apr. 2008
9
EUTECH [ EUTECH MICROELECTRONICS INC ]
