參數(shù)資料
型號(hào): ISL6292EVAL1
廠商: Intersil Corporation
英文描述: Li-ion/Li Polymer Battery Charger
中文描述: Li-ion/Li聚合物電池充電器
文件頁(yè)數(shù): 3/19頁(yè)
文件大?。?/td> 647K
代理商: ISL6292EVAL1
3
FN9105.6
July 25, 2005
TEMPERATURE MONITORING
Low Battery Temperature Threshold
V
TMIN
V2P8 = 3.0V
1.40
1.50
1.60
V
High Battery Temperature Threshold
V
TMAX
V2P8 = 3.0V
0.34
0.38
0.42
V
Battery Removal Threshold
V
RMV
V2P8 = 3.0V
-
2.25
-
V
Charge Current Foldback Threshold
T
FOLD
85
100
115
°C
Current Foldback Gain
G
FOLD
-
100
-
mA
/
°C
OSCILLATOR
Oscillation Period
T
OSC
C
TIME
= 15nF
2.4
3.0
3.6
ms
LOGIC INPUT AND OUTPUT
TOEN Input High
2.0
-
-
V
TOEN and EN Input Low
-
-
0.8
V
IREF and IMIN Input High
1.2
-
-
V
IREF and IMIN Input Low
-
-
0.4
V
STATUS/FAULT Sink Current
Pin Voltage = 0.8V
5
-
-
mA
Electrical Specifications
Typical values are tested at VIN = 5V and 25°C Ambient Temperature, maximum and minimum values are
guaranteed over 0°C to 70°C Ambient Temperature with a supply voltage in the range of 4.3V to 6.5V, unless
otherwise noted.
(Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Typical Operating Performance
The test conditions for the Typical Operating Performance are: V
IN
= 5V, T
A
= 25°C,
R
IREF
= R
IMIN
= 80k
, V
BAT
= 3.7V, Unless Otherwise Noted
FIGURE 1. CHARGER OUTPUT VOLTAGE vs CHARGE
CURRENT
FIGURE 2. CHARGER OUTPUT VOLTAGE vs TEMPERATURE
4.1975
4.198
4.1985
4.199
4.1995
4.2
4.2005
4.201
4.2015
0
0.3
0.6
0.9
1.2
1.5
CHARGE CURRENT (A)
R
IREF
= 40k
V
B
4.190
4.192
4.194
4.196
4.198
4.200
4.202
4.204
4.206
4.208
4.210
0
20
40
60
80
100
120
TEMPERATURE (°C)
CHARGE CURRENT = 50mA
V
B
ISL6292
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