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
TERMPWR Voltage
Logic 1
Logic 0
SYMBOL
V
TP
V
IH
V
IL
MIN
4.00
2.0
–0.3
TYP
MAX
5.25
V
TP
+0.3
+0.8
UNITS
V
V
V
(0°C to 70°C)
NOTES
1
1
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
I
TP
I
TP
I
PD
R
TERM
TS
D
C
PD
C
14
I
IH
I
IL
I
O
I
BCST
4
32
–1.0
1.0
108
MIN
TYP
10
1
110
150
3
8
4.5
MAX
500
14
2
112
UNITS
mA
mA
mA
ohms
°C
pF
pF
µA
µA
mA
mA
(0°C to 70°C)
NOTES
2, 4
2, 5
2, 3, 6
2, 3
2
2, 3, 6, 7
2,3,6,7,8
2, 12
2, 9, 12
10
11
REGULATOR CHARACTERISTICS
PARAMETER
Output Voltage
Drop Out Voltage
Line Regulation
Load Regulation
Current Limit
Sink Current
SYMBOL
V
REF
V
DROP
LI
REG
LO
REG
I
L
I
SINK
MIN
2.79
TYP
2.85
0.75
1.0
1.3
700
400
MAX
2.91
1.0
2.0
3.0
UNITS
V
V
%
%
mA
mA
(0°C to 70°C)
NOTES
2, 3
4, 7
2, 5
2, 3
2
2
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