Rainbow-electronics MAX6616 Manuale Utente Scaricare il pdf (Pagina 18)

MAX6615/MAX6616

Dual-Channel Temperature Monitors and

Fan-Speed Controllers with Thermistor Inputs

18 ______________________________________________________________________________________

FAN

(5V OR 12V)

FAN

3.0V TO 5.5V

THERMISTOR

BETATHERM 10K3A1

MAX6615

TH1

4.7kΩ

10kΩ

REF

100pF

TH2

1.6kΩ

SDA

SCL

TACH1

TACH2

PWM2

PWM1

FAN_FAIL

GND(10)GND(5) ADD0 ADD1

TO CLOCK THROTTLE OR

SYSTEM SHUTDOWN

FAN

(5V OR 12V)

4.7kΩ

THERMISTOR

TO SMBus

MASTER

BETATHERM 10K3A1

Typical Application Circuits

SCL

SDA

PWM2

TACH1

PWM1

GPIO5

TACH2

GPIO4

GPIO3

PRESET

GND

REF

ADD1

ADD0

GPIO2

GPIO1

GPIO0

FAN_FAIL

N.C.

TH1

TH2

MAX6616

QSOP

SCL

SDA

PWM2

TACH1

PWM1

TOP VIEW

TACH2

GND

REF

ADD1

ADD0

FAN_FAIL

TH1

TH2

MAX6615

QSOP

Pin Configurations

1 2 ... 13 14 15 16 17 18 19 20

MAX6615/MAX6616 1

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Rainbow-electronics MAX6616 Manuale Utente Pagina 18

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