EMC6D103-CZC SMSC, EMC6D103-CZC Datasheet - Page 91

• Manufacturer Part Number: EMC6D103-CZC
• Description: Industrial Temperature Sensors Auto Fan Contrllr Up to 4 Fans
• Manufacturer: SMSC

Specifications of EMC6D103-CZC

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Fan Control Device with High Frequency PWM Support and Hardware Monitoring Features
Datasheet
SMSC EMC6D103
PWMx
Figure B.2 Fan Drive Circuitry (Apply to PWM Driving One Fan)
Figure B.3 Fan Tachometer Circuitry (Apply to Each Fan)
Note: For fans controlled directly by a PWM, it is suggested to implement
the optional diode (D1) to protect the tachometer input from large voltage
spikes generated by the fan.
from Fan
Output
3.3V
Tach
470
DATASHEET
IN4148
D1
91
MMBT2222
3.3V
10k
TACH
Input
M
Fan
12V
Revision 0.3 (03-01-07)