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TC652 数据表(PDF) 8 Page - Microchip Technology

部件名 TC652
功能描述  Integrated Temperature Sensor & Brushless DC Fan
PDF  14 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

TC652 数据表(HTML) 8 Page - Microchip Technology

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TC652/TC653
DS21453B-page 8
© 2002 Microchip Technology Inc.
5.0
TYPICAL CHARACTERISTICS
The graphs and tables provided following this note are a statistical summary based on a limited number of samples
and are provided for informational purposes only. The performance characteristics listed herein are not tested or
guaranteed. In some graphs or tables, the data presented may be outside the specified operating range (e.g., outside
specified power supply range) and therefore outside the warranted range.
90
80
70
60
50
40
30
20
10
0
-50
0
0
24
6
8
10 12 14 16 18 20
25
-25
50
75 100 125 150
TEMPERATURE (˚C)
IDD vs. Temperature
3.0
2.5
2.0
1.5
1.0
0.5
0.0
TL
T1
T2
T3
T4
TH
TTHRESHOLD
Temp Accuracy vs. VTH
ISOURCE (mA)
PWM, ISOURCE vs. (VDD - VOH), TA = 25˚C
VDD = 2.8V
VDD = 5.5V
VDD = 2.7V
VDD = 5.6V
VDD = 5.6V
VDD = 2.7V
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0
12
3
4
5
6
7
8
910
ISINK (mA)
PWM, ISINK vs. VOL, TA = 25˚C
VDD = 2.8V
VDD = 5.5V
0
50
100
150
200
250
300
350
400
450
500
ISOURCE (mA)
TOVER, ISOURCE vs. (VDD - VOH), TA = 25˚C
VDD = 2.8V
VDD = 5.5V
0
12
3
4
5
6
7
8
910
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
ISOURCE (mA)
FAULT, ISOURCE vs. (VDD - VOH), TA = 25˚C
VDD = 2.8V
VDD = 5.5V
0
12
3
4
5
6
7
8
910
0
12
3
4
5
6
7
8
910
1.0 1.5 2.0 2.5 3.0 3.5 4.0
5.0
4.5
0.5
5.0
5.0
5.0
0.0
0.0
0.0
ISINK (mA)
500msec/Div
FAULT, ISINK vs. VOL, TA = 25˚C
VDD = 2.8V
VDD = 5.5V
0
50
100
150
200
250
300
350
400
450
500
TC652/3, Fan is Running
SHDN is Connected to VDD, TA = 25˚C
Start-Up Time
0
VDD
PWM
FAULT
23
4
5
6
78
10
9
1
5.0
5.0
5.0
0.0
0.0
0.0
1sec/Div
TC653, Fan is Not Running
SHDN is Connected to VDD, TA = 25˚C
0
VDD
PWM
FAULT



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