TC651 datasheet(5/18 Pages) MICROCHIP

No. de pieza	TC651

Descripción Electrónicos	Tiny Integrated Temperature Sensor & Brushless DC Fan Controller with Overtemperature Alert

PDF	18 Pages

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Fabricante Electrónico	MICROCHIP [Microchip Technology]

Página de inicio	http://www.microchip.com

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5 / 18 page

 2001-2012 Microchip Technology Inc.

DS21450D-page 5

TC650/TC651

2.0

TYPICAL PERFORMANCE CURVES

Note: Unless otherwise indicated, VDD = 2.8V to 5.5V, SHDN = VDD, TA = –40C to +125C.

FIGURE 2-1:

IDD vs. Temperature.

FIGURE 2-2:

PWM, ISINK vs. VOL.

FIGURE 2-3:

TOVER, ISOURCE vs.

(VDD – VOH).

FIGURE 2-4:

Temperature Accuracy vs.

VTH.

FIGURE 2-5:

PWM, ISOURCE vs.

(VDD – VOH).

Note:

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.

-50

-25

50 75 100 125 150

TEMPERATURE (°C)

VDD = 2.7

VDD = 5.6

0 12 3

5 6 7

8 910

ISINK (mA)

VDD = 2.8V

VDD = 5.5V

0.0

100

150

200

250

300

350

400

450

500

TA = +25°C

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

5 6 7

8 910

ISOURCE (mA)

VDD = 2.8V

VDD = 5.5V

TA = +25°C

3.0

2.5

2.0

1.5

1.0

0.5

0.0

TTHRESHOLD

VDD = 2.7

VDD = 5.6

0 24

8 10 12 14 16 18 20

ISOURCE (mA)

VDD = 2.8V

VDD = 5.5V

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

TA = +25°C

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