Datasheet

Fan-Speed Regulators and Monitors
with SMBus/I
2
C-Compatible Interface
Maxim Integrated 17
MAX6650/MAX6651
FAN
V
FAN
= 5V OR 12V
OUT
FB
GND
SDA
SCL
V
CC
TACH0
GPIO0
DXN
DXP
GND
ADD1
ADD0
V
CC
SCL
SDA
GND
ADD
V
CC
SDA
SCL
GPIO1
μC
INTERRUPT TO μC
TEMPERATURE
SENSOR
STBY
ALERT
ALERT
FULL ON
MAX1617A
MAX6650
MAX6651
V
CC
Figure 10. Temperature Monitoring and Fan Control