參數(shù)資料
型號(hào): ISL6251HAZ-T
廠商: INTERSIL CORP
元件分類: 電源管理
英文描述: Low Cost Multi-Chemistry Battery Charger Controller
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
封裝: LEAD FREE, 3 X 3 MM, PLASTIC, QSOP-24
文件頁(yè)數(shù): 5/20頁(yè)
文件大?。?/td> 593K
代理商: ISL6251HAZ-T
5
FN9202.1
June 17, 2005
ADAPTER CURRENT LIMIT THRESHOLD
CSIP to CSIN Full-Scale Current Sense
Voltage
ACLIM=VREF
97
100
103
mV
ACLIM=Float
72
75
78
mV
ACLIM=GND
47
50
53
mV
ACLIM Input Bias Current
ACLIM=VREF
10
16
20
μA
ACLIM=GND
-20
-16
-10
μA
VOLTAGE REGULATION ERROR AMPLIFIER
Error Amplifier Transconductance from
CSON to VCOMP
CELLS=VDD
30
μA/V
CURRENT REGULATION ERROR AMPLIFIER
Charging Current Error Amplifier
Transconductance
50
μA/V
Adapter Current Error Amplifier
Transconductance
50
μA/V
BATTERY CELL SELECTOR
CELLS Input Voltage for 4 Cell Select
4.3
V
CELLS Input Voltage for 3 Cell Select
2
V
CELLS Input Voltage for 2 Cell Select
2.1
4.2
V
LOGIC INTERFACE
EN Input Voltage Range
0
VDD
V
EN Threshold Voltage
Rising
1.030
1.06
1.100
V
Falling
0.985
1.000
1.025
V
Hysteresis
30
60
90
mV
EN Input Bias Current
EN=2.5V
1.8
2.0
2.2
μA
ACPRN Sink Current
ACPRN=0.4V
3
8
11
mA
ACPRN Leakage Current
ACPRN=5V
-0.5
0.5
μA
ICM Output Accuracy
(Vicm=19.9 x (Vcsip-Vcsin))
CSIP-CSIN=100mV
-3
0
+3
%
CSIP-CSIN=75mV
-4
0
+4
%
CSIP-CSIN=50mV
-5
0
+5
%
Thermal Shutdown Temperature
150
°C
Thermal Shutdown Temperature
Hysteresis
25
°C
NOTE:
7. This is the sum of currents in these pins (CSIP, CSIN, BOOT, UGATE, PHASE, CSOP, CSON) all tied to 16.8V. No current in pins EN, ACSET,
VADJ, CELLS, ACLIM, CHLIM.
Electrical Specifications
DCIN=CSIP=CSIN=18V, CSOP=CSON=12V, ACSET=1.5V, ACLIM=VREF, VADJ=Floating, EN=VDD=5V,
BOOT-PHASE=5.0V, GND=PGND=0V, C
VDD
=1μF, I
VDD
=0mA, T
A
=-10°C to +100°C, T
J
125°C, unless
otherwise noted.
(Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
ISL6251, ISL6251A
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