EMC2302 Standard Microsystems Corp., EMC2302 Datasheet - Page 40
EMC2302
Manufacturer Part Number
EMC2302
Description
Rpm-based Pwm Fan Controller
Manufacturer
Standard Microsystems Corp.
Datasheet
1.EMC2302.pdf
(44 pages)
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Chapter 6 Typical Operating Curves
Revision 1.2 (03-22-10)
500
450
400
350
300
250
-0.2
-0.4
-0.6
-0.8
0.8
0.6
0.4
0.2
-1
1
0
-50
-50
Tachometer Measurement Accuracy vs. Ambient Temperature
The following Typical Operating Curves are included.
Supply Current vs. Ambient Temperature
Supply Current vs. Temperature
Supply Current vs. Supply Voltage
Fan TACH Accuracy vs. Temperature
Fan TACH Accuracy vs. Supply Voltage
PWM output frequency vs. Supply Voltage
PWM output frequency vs. Temperature
FSC Operation
0
0
Ambient Temperature (°C)
Ambient Temperature (°C)
Temperature (C)
Temperautre (C)
50
50
100
100
150
150
DATASHEET
40
-0.2
-0.4
-0.6
-0.8
500
450
400
350
300
250
0.8
0.6
0.4
0.2
-1
1
0
2.95
2.95
Tachometer Measurement Accuracy vs. Supply Voltage
3.05
3.05
Supply Current vs. Supply Voltage
3.15
3.15
Dual RPM-Based PWM Fan Controller
Supply Voltage (V)
Supply Voltage (V)
Supply Voltage (V)
3.25
3.25
3.35
3.35
3.45
3.45
SMSC EMC2302
3.55
3.55
Datasheet
3.65
3.65
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