參數(shù)資料
型號(hào)： ISL88731HRZ
廠商： INTERSIL CORP
元件分類： 電源管理
英文描述： SMBus Level 2 Battery Charger
中文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC28
封裝： 5 X 5 MM, 0.80 MM HEIGHT, ROHS COMPLIANT, PLASTIC, TQFN-28
文件頁數(shù)： 4/22頁
文件大?。?/td> 474K
代理商： ISL88731HRZ
4
FN9258.0
November 20, 2006
Battery Quiescent Current
Adapter present, not charging,
I
CSOP
+ I
CSON
+ I
PHASE
+ I
CSSP
+ I
CSSN
+ I
FB
V
PHASE
= V
CSON
= V
CSOP
= V
DCIN
= 19V, V
ACIN
= 5V
135
200
μA
Adapter Absent
I
CSOP
+ I
CSON
+ I
PHASE
+ I
CSSP
+ I
CSSN
+ I
FB
V
PHASE
= V
CSON
= V
CSOP
= 19V, V
DCIN
= 0V
-1
0.2
2
μA
Adapter Quiescent Current
I
DCIN
+I
CSSP
+I
CSSN
Vadapter = 8V to 26V, Vbattery 4V to 16.8V
3
5
mA
INPUT CURRENT REGULATION
CSSP to CSSN Full-Scale Current-Sense
Voltage
CSSP = 19V
106.7
110
113.3
mV
Input Current Accuracy
RS1 = 10m
Ω
(see Figure 2)
Adapter Current = 11004mA or 3584mA
-3
3
%
RS1 = 10m
Ω
(see Figure 2)
Adapter Current = 2048mA
-5
5
%
Input Current Limit Gain Error
Based on InputCurrent = 1024mA and 11004mA
-1.5
1.5
%
Input Current Limit Offset
-1
1
mV
CSSP/CSSN Input Voltage Range
8
26
V
ICM Gain
V
CSSP-CSSN
= 110mV
19.8
20
20.2
V/V
ICM Offset
Based on V
CSSP-CSSN
= 110mV and 20mV
-1.5
1.5
mV
ICM Accuracy
V
CSSP-CSSN
= 110mV
-2.5
2.5
%
V
CSSP-CSSN
= 55mV or 35mV
-4
4
%
V
CSSP-CSSN
= 20mV
-8
8
%
ICM Max Output Current
V
CSSP-CSSN
= 0.1V
500
μA
SUPPLY AND LINEAR REGULATOR
DCIN, Input Voltage Range
8
26
V
VDDP Output Voltage
8.0V < V
DCIN
< 28V, no load
5.0
5.1
5.23
V
VDDP Load Regulation
0 < I
VDDP
< 30mA
35
100
mV
VDDSMB Range
2.7
5.5
V
VDDSMB UVLO Rising
2.4
2.5
2.6
V
VDDSMB UVLO Hysteresis
100
150
200
mV
VDDSMB Quiescent Current
VDDP = SCL = SDA = 5.5V
20
27
μA
V REFERENCE
VREF Output Voltage
0 < I
VREF
< 300μA
3.168
3.2
3.232
V
ACOK
ACOK Sink Current
V
ACOK
= 0.4V, ACIN = 1.5V
2
8
mA
ACOK Leakage Current
V
ACOK
= 5.5V, ACIN = 2.5V
1
μA
ACIN
ACIN rising Threshold
3.15
3.2
3.25
V
ACIN Threshold Hysteresis
40
60
90
mV
ACIN Input Bias Current
-1
1
μA
SWITCHING REGULATOR
Frequency
330
400
440
kHz
Electrical Specifications
DCIN = CSSP = CSSN = 18V, CSOP = CSON = 12V, VDDP = 5V, BOOT-PHASE = 5.0V, GND = PGND = 0V,
CVDDP = 1μF, IVDDP = 0mA, T
A
= -10°C to +100°C
(Continued)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ISL88731
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