TC652DEMO Microchip Technology, TC652DEMO Datasheet - Page 9

• Manufacturer Part Number: TC652DEMO
• Description: DEMO BOARD FOR TC652/653 1"X1.2"
• Manufacturer: Microchip Technology

Specifications of TC652DEMO

• Processor To Be Evaluated: TC652 and TC653
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

5.0
5.1
For fans consuming more than 300 mA, a slowdown
capacitor (C
switching PWM induced noise (see Figure 5-1). The
value of this capacitor should be 4.7 µF to 47 µF,
depending on the fan current consumption.
See Application Note 771, “Suppressing Acoustic
Noise in
(DS00771), for more information.
FIGURE 5-1:
 2004 Microchip Technology Inc.
TYPICAL APPLICATIONS
Reducing Switching Noise
PWM Fan Speed
SLOW
Overtemperature
Microcontroller
) is recommended for reducing
PICmicro
Reducing Switching Noise.
SHDN
Control
Alert
®
Control
+5V V
Systems”
GND
DD
1
2
3
4
V
NC
SHDN
GND
DD
TC650
TC651
T
PWM
OVER
GND
NC
6
8
7
5
C
SLOW
TC650/TC651
+12V
GND
DC Fan
500 mA
DS21450C-page 9