Temperature Monitors and
PWM Fan Controllers
4  _______________________________________________________________________________________
Typical Operating Characteristics
(T
A
= +25癈, unless otherwise noted.)
REMOTE TEMPERATURE ERROR
vs. REMOTE-DIODE TEMPERATURE
REMOTE-DIODE TEMPERATURE (癈)
110
95
65
80
-10
5
20
35
50
-25
-40
125
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
LOCAL TEMPERATURE ERROR
vs. DIE TEMPERATURE
DIE TEMPERATURE (癈)
110
95
65
80
-10
5
20
35
50
-25
-40
125
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
10
0
0.001    0.01
0.1
1
10
100
REMOTE TEMPERATURE ERROR
vs. POWER-SUPPLY NOISE FREQUENCY
2
POWER-SUPPLY NOISE FREQUENCY (MHz)
4
6
8
1
3
5
7
9
100mV
P-P
250mV
P-P
7
-2
0.001    0.01
0.1
1
10
100
LOCAL TEMPERATURE ERROR
vs. POWER-SUPPLY NOISE FREQUENCY
-1
0
POWER-SUPPLY NOISE FREQUENCY (MHz)
2
1
5
6
4
3
100mV
P-P
250mV
P-P
TEMPERATURE ERROR
vs. COMMON-MODE NOISE FREQUENCY
COMMON-MODE NOISE FREQUENCY (MHz)
0.0001
0.1
1
10
0.001   0.01
100
12
-2
0
2
4
6
10
8
40mV
P-P
20mV
P-P
8
7
6
5
4
3
2
1
0
0.01
1
10
0.1
100
TEMPERATURE ERROR
vs. DIFFERENTIAL-MODE NOISE FREQUENCYt
DIFFERENTIAL-MODE NOISE FREQUENCY (MHz)
30mV
P-P
20mV
P-P
TEMPERATURE ERROR
vs. DXP-DXN CAPACITANCE
DXP-DXN CAPACITANCE (nF)
1
-5
-4
-3
-2
-1
0
1
10
100
2.0
3.0
2.5
4.0
3.5
4.5
5.0
3.0
5.5
STANDBY SUPPLY CURRENT
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
4.0
3.5
4.5
5.0
AVERAGE OPERATING SUPPLY CURRENT
vs. CONVERSION RATE
CONVERSION RATE (Hz)
3
2
1
50
100
150
200
250
300
350
400
450
500
0
0
4
相关PDF资料
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