TC650DEMO Microchip Technology, TC650DEMO Datasheet - Page 14

• Manufacturer Part Number: TC650DEMO
• Description: DEMO BOARD FOR TC650/651 1"X1"
• Manufacturer: Microchip Technology

Specifications of TC650DEMO

• Processor To Be Evaluated: TC650 and TC651
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE A-2:
A.3
TABLE A-1:
DS51304A-page 10
Component
C
D
Q
R
U
1
1
1
1
1
DEMO BOARD COMPONENTS
V
DD
1 µF, 1206 chip capacitor
4.5 mA miniature red LED
Logic Level MOSFET
1 k , 1206 chip resistor
TC650AEVUA;
low temperature limit: T
high temperature limit: T
FAN CONTROL DEMO BOARD COMPONENTS AND VALUES
TC650 Demo Board Functional Block Diagram
Table A-1 lists the various components and associated values that comprise the
TC650 Demo Board.
Shutdown
Typical Value
Input
JP
1
+
3
4
2 NC
1
L
H
1 µF
SHDN
25°C,
V
C
GND
45°C
DD
1
TC650/TC651
Power supply filter.
LED lights when T
Transistor output option. A logic level MOSFET (Si2302) is used
on the TC650 to accommodate various types of fans. The output
drive device can also be an NPN transistor, depending on cost
constraints and fan current.
D
TC650 or TC651 fan control ICs.
U1
1
current limiting resistor.
T
OVER
PWM
GND
NC
OVER
5
8
7
6
Test Point
(TP
output is LOW (active).
1
)
Comments
Si2302
V
2002 Microchip Technology Inc.
Q
FAN
1
R
1k
1
T
(Red)
OVER
LED
D
1