DS2109 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated
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DS2109 Datasheet PDF : 10 Pages
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DS2109
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–1.0V to +7.0V
0°C to 70°C
–55°C to +125°C
260°C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL MIN
TERMPWR Voltage
VTP
4.00
Logic 1
VIH
2.0
Logic 0
VIL
–0.3
DC CHARACTERISTICS
PARAMETER
TERMPWR Current
Power Down Current
Termination Resistance
Die Thermal Shutdown
Power Down Termination
Capacitance
Input Leakage High
Input Leakage Low
Output Current
Bus Current Sense Trip Point
SYMBOL
ITP
ITP
IPD
RTERM
TSD
CPD
C14
IIH
IIL
IO
IBCST
MIN
108
–1.0
4
REGULATOR CHARACTERISTICS
PARAMETER
SYMBOL MIN
Output Voltage
Drop Out Voltage
Line Regulation
Load Regulation
Current Limit
Sink Current
VREF
VDROP
LIREG
LOREG
IL
ISINK
2.79
(0°C to 70°C)
TYP
MAX
UNITS NOTES
5.25
V
VTP+0.3
V
1
+0.8
V
1
(0°C to 70°C)
TYP
MAX
UNITS NOTES
500
mA
2, 4
10
14
mA
2, 5
1
2
mA
2, 3, 6
110
112
ohms
2, 3
150
°C
2
3
4.5
pF
2, 3, 6, 7
8
pF
2,3,6,7,8
µA
2, 12
1.0
µA
2, 9, 12
mA
10
32
mA
11
(0°C to 70°C)
TYP
MAX
UNITS NOTES
2.85
2.91
V
2, 3
0.75
1.0
V
4, 7
1.0
2.0
%
2, 5
1.3
3.0
%
2, 3
700
mA
2
400
mA
2
022698 9/10
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