ISL88731
Electrical Specifications DCIN = CSSP = CSSN = 18V, CSOP = CSON = 12V, VDDP = 5V, BOOT-PHASE = 5.0V, GND = PGND = 0V,
CVDDP = 1µF, IVDDP = 0mA, T = -10°C to +100°C (Continued)
A
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Battery Quiescent Current
Adapter present, not charging,
135
200
µA
I
V
+ I
+ I
+ I
+ I
+ I
FB
CSOP
CSON
PHASE
= V
CSSP
CSSN
= 19V, V
= V
= V
= 5V
PHASE
CSON
CSOP
DCIN
ACIN
Adapter Absent
+ I
-1
0.2
3
2
5
µA
I
+ I
+ I
+ I + I
CSSN
CSOP
CSON
PHASE
= V
CSSP
FB
= 0V
V
= V
= 19V, V
PHASE
CSON
CSOP DCIN
Adapter Quiescent Current
I
+I
+I
mA
DCIN CSSP CSSN
Vadapter = 8V to 26V, Vbattery 4V to 16.8V
INPUT CURRENT REGULATION
CSSP to CSSN Full-Scale Current-Sense CSSP = 19V
Voltage
106.7
-3
110
113.3
mV
%
Input Current Accuracy
RS1 = 10mΩ (see Figure 2)
3
5
Adapter Current = 11004mA or 3584mA
RS1 = 10mΩ (see Figure 2)
-5
%
Adapter Current = 2048mA
Input Current Limit Gain Error
Input Current Limit Offset
CSSP/CSSN Input Voltage Range
ICM Gain
Based on InputCurrent = 1024mA and 11004mA
-1.5
-1
1.5
1
%
mV
V
8
26
20.2
1.5
2.5
4
V
= 110mV
19.8
-1.5
-2.5
-4
20
V/V
mV
%
CSSP-CSSN
ICM Offset
Based on V
= 110mV and 20mV
CSSP-CSSN
ICM Accuracy
V
V
V
V
= 110mV
CSSP-CSSN
CSSP-CSSN
CSSP-CSSN
CSSP-CSSN
= 55mV or 35mV
= 20mV
%
-8
8
%
ICM Max Output Current
SUPPLY AND LINEAR REGULATOR
DCIN, Input Voltage Range
VDDP Output Voltage
VDDP Load Regulation
VDDSMB Range
= 0.1V
500
µA
8
26
5.23
100
5.5
2.6
200
27
V
V
8.0V < V
< 28V, no load
5.0
5.1
35
DCIN
0 < I
< 30mA
mV
V
VDDP
2.7
2.4
VDDSMB UVLO Rising
VDDSMB UVLO Hysteresis
VDDSMB Quiescent Current
V REFERENCE
2.5
150
20
V
100
mV
µA
VDDP = SCL = SDA = 5.5V
VREF Output Voltage
ACOK
0 < I
VREF
< 300µA
3.168
2
3.2
8
3.232
V
ACOK Sink Current
V
= 0.4V, ACIN = 1.5V
= 5.5V, ACIN = 2.5V
mA
µA
ACOK
ACOK Leakage Current
ACIN
V
1
ACOK
ACIN rising Threshold
ACIN Threshold Hysteresis
ACIN Input Bias Current
SWITCHING REGULATOR
Frequency
3.15
40
3.2
60
3.25
90
1
V
mV
µA
-1
330
400
440
kHz
FN9258.0
November 20, 2006
4
INTERSIL [ Intersil ]
