Rainbow Electronics MAX6616 - Manual (Page 19)

MAX6615/MAX6616
Dual-Channel Temperature Monitors and
Fan-Speed Controllers with Thermistor Inputs
______________________________________________________________________________________ 19
V
CC
V CC
V CC
V CC
V FAN
V
CC
V
FAN
(5V OR 12V)
V FAN
3.0V TO 5.5V
THERMISTOR
BETATHERM 10K3A1
MAX6616
TH1
4.7k Ω
10k Ω
10k Ω
10k Ω
10k Ω
10k Ω
REF
100pF
100pF
TH2
1.6k Ω
1.6k Ω
SDA
SCL
GPIO2
GPIO1
GPIO0
PRESET
GPIO5
GPIO4
GPIO3
OT
TACH1
TACH2
PWM2
PWM1
FAN_FAIL V CC
GND ADD0 ADD1
TO CLOCK THROTTLE OR
SYSTEM SHUTDOWN
V
CC
V CC
V CC
10k Ω
10k Ω
10k Ω
V FAN
(5V OR 12V)
4.7k Ω
THERMISTOR
TO SMBus
MASTER
BETATHERM 10K3A1
Typical Application Circuits (continued)