Rainbow-electronics MAX6645 Manual do Utilizador descarregar pdf (Página 14)

MAX6643/MAX6644/MAX6645

Automatic PWM Fan-Speed Controllers with

Overtemperature Output

14 ______________________________________________________________________________________

PART

PACKAGE-PINS

STARTUP

DELAY (s)

SPIN-UP

TIME (s)

START DUTY

CYCLE (%)

MINIMUM DUTY

CYCLE (%)

CHANNELS

TL (°C)

TH (°C)

OT (°C)

FULLSPD

POLARITY

FAN_IN1

FAN_IN2

MAX6643

LBFAEE

QSOP-16 0.5

84040

Remote,

local

15 to

20 to

60 to

100

FULLSPD Tach/off

Tach/off

MAX6643

LAFAEE*

QSOP-16 2.5 2.5

40 40

Remote,

local

15 to

20 to

60 to

100

FULLSPD Tach/off

Tach/off

MAX6643

LBBAEE

QSOP-16 0.5

83030

Remote,

local

15 to

20 to

60 to

100

FULLSPD Tach/off

Tach/off

MAX6643

LABAEE*

QSOP-16 2.5 2.5

30 30

Remote,

local

15 to

20 to

60 to

100

FULLSPD Tach/off

Tach/off

MAX6643H

AFAEE*

QSOP-16 2.5 2.5

40 40

Remote,

local

35 to

40 to

80 to

120

FULLSPD Tach/off

Tach/off

MAX6644

LBAAEE

QSOP-16 0.5

8300

Remote,

remote

15 to

20 to

60 to

100

—

Locked

r otor /tach/

cur r ent

sense

Locked

r otor /tach/

cur r ent

sense

MAX6644H

AFAEE*

QSOP-16 2.5 2.5

40 40

Remote,

remote

35 to

40 to

80 to

120

—

Locked

r otor /tach/

cur r ent

sense

Locked

r otor /tach/

cur r ent

sense

M AX 6645

AAFAU B*, **

µMAX-10 0.5

84040

Remote,

remote

45 50 75 —

Locked

r otor /tach/

cur r ent

sense

Locked

r otor /tach/

cur r ent

sense

MAX6645

BAFAUB**

µMAX-10

2.5 2.5

40 40

Remote,

remote

55 65

120

—

Locked

r otor /tach/

cur r ent

sense

Locked

r otor /tach/

cur r ent

sense

Selector Guide

*Future product—contact factory for availability.

**The MAX6645xxxxxx can be ordered with any combination of TL, TH, and OT trip threshold (in 5°C increments) by contacting the factory.

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