isl88731a

Manufacturer Part Numberisl88731a
DescriptionSmbus Level 2 Battery Charger
ManufacturerIntersil Corporation
isl88731a datasheet
 


1
Page 1
2
Page 2
3
Page 3
4
Page 4
5
Page 5
6
Page 6
7
Page 7
8
Page 8
9
Page 9
10
Page 10
11
12
13
14
15
16
17
18
19
20
21
22
23
Page 4/23

Download datasheet (485Kb)Embed
PrevNext
Electrical Specifications
DCIN = CSSP = CSSN = 18V, CSOP = CSON = 12V, VDDP = 5V, BOOT-PHASE = 5.0V, GND = PGND = 0V,
CVDDP = 1µF, IVDDP = 0mA, T
at +25°C, unless otherwise specified. Temperature limits established by characterization and are not production
tested. (Continued)
PARAMETER
Battery Quiescent Current
Adapter Quiescent Current
INPUT CURRENT REGULATION
CSSP to CSSN Full-Scale Current-Sense
Voltage
Input Current Accuracy
Input Current Limit Gain Error
Input Current Limit Offset
CSSP/CSSN Input Voltage Range
ICM Gain
ICM Offset
ICM Accuracy
ICM Max Output Current
SUPPLY AND LINEAR REGULATOR
DCIN, Input Voltage Range
VDDP Output Voltage
VDDP Load Regulation
VDDSMB Range
VDDSMB UVLO Rising
VDDSMB UVLO Hysteresis
VDDSMB Quiescent Current
V REFERENCE
VREF Output Voltage
ACOK
ACOK Sink Current
ACOK Leakage Current
ACIN
ACIN rising Threshold
ACIN Threshold Hysteresis
ACIN Input Bias Current
4
ISL88731A
= -10°C to +100°C. Parameters with MIN and/or MAX limits are 100% tested
A
CONDITIONS
Adapter present, not charging,
I
+ I
+ I
+ I
+ I
CSOP
CSON
PHASE
CSSP
CSSN
V
= V
= V
= V
= 19V, V
PHASE
CSON
CSOP
DCIN
Adapter Absent
I
+ I
+ I
+ I
+ I
CSOP
CSON
PHASE
CSSP
CSSN
V
= V
= V
= 19V, V
PHASE
CSON
CSOP
DCIN
I
+I
+I
DCIN
CSSP
CSSN
V
= 8V to 26V, V
4V to 16.8V
ADAPTER
BATTERY
CSSP = 19V
RS1 = 10mΩ (see Figure 2)
Adapter Current = 11004mA or 3584mA
RS1 = 10mΩ (see Figure 2)
Adapter Current = 2048mA
Based on InputCurrent = 1024mA and 11004mA
V
= 110mV
CSSP-CSSN
Based on V
= 110mV and 20mV
CSSP-CSSN
V
= 110mV
CSSP-CSSN
V
= 55mV or 35mV
CSSP-CSSN
V
= 20mV
CSSP-CSSN
V
= 0.1V
CSSP-CSSN
8.0V < V
< 28V, no load
DCIN
0 < I
< 30mA
VDDP
VDDP = SCL = SDA = 5.5V
0 < I
< 300µA
VREF
V
= 0.4V, ACIN = 1.5V
ACOK
V
= 5.5V, ACIN = 2.5V
ACOK
MIN
TYP
MAX
135
400
+ I
FB
= 5V
ACIN
-1
0.2
+ I
FB
= 0V
3
10
106.7
110
113.3
-3
-5
-1.5
1.5
-1
8
26
19.8
20
20.2
-1.5
1.5
-2.5
2.5
-4
-8
500
8
26
4.9
5.1
5.3
35
100
2.7
5.5
2.4
2.5
2.6
100
150
200
20
27
3.1
3.2
3.3
2
8
3.1
3.2
3.3
40
60
90
-1
UNITS
µA
4
µA
mA
mV
3
%
5
%
%
1
mV
V
V/V
mV
%
4
%
8
%
µA
V
V
mV
V
V
mV
µA
V
mA
1
µA
V
mV
1
µA
FN6738.1
January 7, 2009