EUP8020X
Electrical Characteristics Over Recommended Operating Free-Air Temperature Range
Parameter
Current Regulation
AC output current range, I
O(OUT)
(1)
USB output current range, I
O(OUT)
Output current set voltage, V
(SET)
Output current set factor, K
(SET)
V
I(OUT)
>V
(LOWV)
, V
CC
≥
4.5 V
V
I(OUT)
>V
(LOWV)
, V
CC
≥
4.5 V
ISET2 = Low
V
I(OUT)
>V
(LOWV)
, V
CC
≥
4.5 V
ISET2 = High
Voltage on ISET1 pin, V
CC
≥
4.5 V,
V
I(OUT)
> V
(LOWV)
,
50 mA
≤
I
O(OUT)
≤
1 A
10 mA
≤
I
O(OUT)
< 50 mA
1 mA
≤
I
O(OUT)
< 10 mA
Precharge and Short-Circuit Current Regulation
Precharge to fast-charge transition
Voltage on OUT pin
threshold, V
(LOWV)
Deglitch time for fast-charge to
precharge transition
Precharge range, I
O(PRECHG)
(2)
0 V < V
I(OUT)
< V
(LOWV)
Voltage on I
SET1
pin,
Precharge set voltage, V
(PRECHG)
0 V < V
I(OUT)
> V
(LOWV)
Charge Taper and Termination Detection
Charge taper detection range,
V
I(OUT)
> V
(RCH)
I
(TAPER)
(3)
USB-100 charge taper detection level
V
I(OUT)
> V
(RCH)
, ISET2 = Low
8020F
USB-500 charge taper detection level
V
I(OUT)
> V
(RCH)
, ISET2 = High
8020F
Voltage on ISET1 pin, V
O(REG)
= 4.2V,
Charge taper detection set voltage,
V
(TAPER)
V
I(OUT)
> V
(RCH)
Voltage on ISET pin, V
O(REG)
= 4.2V,
Charge termination detection set
voltage, V
(TERM)
(4)
V
I(OUT)
> V
(RCH)
Deglitch time for TAPER detection,
tTPRDET
Deglitch time for termination detection,
tTRMDET
Temperature Sense Comparator
Low-voltage threshold, V
(LTF)
High-voltage threshold, V
(HTF)
Current source, I
(TS)
Deglitch time for temperature fault,
t(DEGL)
50
80
400
2.410
304
294
246
2.460
320
320
320
1000
100
500
2.510
336
346
416
V
mA
Conditions
EUP8020X
Unit
Min.
Typ. Max.
2.8
250
5
230
3.0
375
3.2
500
100
V
ms
mA
mV
245
260
5
6.5
32
235
11
250
250
9
44
250
18
375
375
100
11
55
265
mV
25
500
ms
500
mA
2.49
0.495
102
250
2.515
0.510
112
375
2.54
0.525
122
500
V
µA
ms
K
(SET)
×
V
(SET)
(1)
I
O(OUT)
=
R
SET
K
(SET)
×
V
(PRECHG)
(2)
I
O(PRECHG)
=
R
SET
DS8020X Ver 1.1 June 2006
6
EUTECH [ EUTECH MICROELECTRONICS INC ]
