EUP8010X
Electrical Characteristics Over Recommended Operating Free-Air Temperature Range
EUP8010X
Min. Typ. Max.
Parameter
Conditions
Unit
Precharge and Short-Circuit Current Regulation
Precharge to fast-charge transition
threshold, V(LOWV)
Voltage on OUT pin
2.8
3.0
3.2
V
Deglitch time for fast-charge to
precharge transition
250
5
375
500
100
260
ms
mA
mV
Precharge range, IO(PRECHG) (2)
0 V < VI(BAT) < V(LOWV)
Voltage on ISET pin,
0 V < VI(BAT) > V(LOWV)
Precharge set voltage, V(PRECHG)
230
245
Charge Taper and Termination Detection
Charge taper detection range,
I(TAPER) (3)
Charge taper detection set voltage,
V(TAPER)
Charge termination detection set
voltage, V(TERM) (4)
V
I(BAT) > V(RCH)
5
100
265
25
mA
mV
Voltage on ISET pin, VO(REG) = 4.2V,
VI(BAT) > V(RCH)
Voltage on ISET pin, VO(REG) = 4.2V,
VI(BAT) > V(RCH)
235
11
250
18
Deglitch time for TAPER detection,
tTPRDET
Deglitch time for termination detection,
tTRMDET
250
250
375
375
500
500
ms
Temperature Sense Comparator
Low-voltage threshold, V(LTF)
High-voltage threshold, V(HTF)
Current source, I(TS)
2.49
0.495
102
2.515
2.54
V
0.510 0.525
112
375
122
500
µA
ms
Deglitch time for temperature fault,
t(DEGL)
250
Battery Recharge Threshold
VO(REG) VO(REG) VO(REG)
Recharge threshold, VRCH
V
-0.150
-0.10 -0.050
Deglitch time for recharge detect,
t(DEGL)
250
375
500
ms
STAT1, STAT2, and PG Outputs
Low-level output saturation voltage,
VOL
IO = 5 mA
0.25
V
K
× V
K
× V
(SET) (PRECHG)
(SET)
R
(SET)
(1)
(3)
(2)
(4)
I
I
=
I
I
=
O(PRECHG)
O(OUT)
R
SET
SET
K
× V
(TERM)
(SET)
K
× V
(TAPER)
(SET)
=
O(TERM)
=
O(TAPER)
R
SET
R
SET
DS8010X Ver 1.2 June 2007
6
EUTECH [ EUTECH MICROELECTRONICS INC ]
