EUP8086
Electrical Characteristics
(V
ADP
=5V; T
A
= -40℃ to 85℃, unless otherwise noted. Typical values are T
A
=25℃)
Symbol
t
TIMER
Parameter
Termination Timer
Recharge Time
Low-Battery Charge Time
Conditions
EUP8086
Unit
Min. Typ. Max.
3
1.5
4.5
2.25
1.125
2
75
115
6
3
1.5
hrs
hrs
hrs
Hz
%
℃
V
BAT
= 2.5V
0.75
f
BADBAT
D
BADBAT
T
LIM
Defective Battery Detection STAT
Pulse Frequency
Defective Battery Detection STAT
Pulse Frequency Duty Ratio
Junction Temperature in Constant-
Temperature Mode
Charging Devices
R
DS(ON)
Charging Transistor On Resistance V
ADP
= 4.2V
1
Ω
Battery Charger
Logic Control / Protection
V
EN(H)
V
EN(L)
V
STAT
I
STAT
I
TK
/I
CHG
I
TERM
/I
CHG
Enable Threshold High
Enable Threshold Low
Output Low Voltage
STAT Pin Current Sink Capability
Pre-Charge Current
Charge Termination Threshold
Current
I
BAT
= 100mA
10
10
STAT Pin Sinks 4mA
1.6
0.4
0.4
8
V
V
V
mA
%
%
DS8086
Ver 1.0
Apr. 2008
7
EUTECH [ EUTECH MICROELECTRONICS INC ]
