M54670P Просмотр технического описания (PDF) - Mitsumi

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M54670P

2-PHASE STEPPER MOTOR DRIVER

Mitsumi 

MITSUBISHI <CONTROL / DRIVER IC>

M54670P

2-PHASE STEPPER MOTOR DRIVER

TYPICAL CHARACTERISTICS (ABSOLUTE MAXIMUM RATINGS)

Safety operating range

1.0

0.8

0.6

B

0.4

A

C

0.2

A : Recommended

B : Schottky diodes should be externally

connected between output pin and power supply pin.

C : Schottky diodes should be externally connected between output pin

and power supply pin and between output pin and GND pin.

0

0

10

20

30 35 40

50

Output VMM (V)

Thermal derating

C

θj-c = 20°C/W

4.0

A : Free air

(θc-a = 50°C/W)

3.0

B

B : With 10cm2 aluminum heat

(θc-a = 25°C/W)

2.0

A

C : With 100cm2 aluminum heat

(θc-a = 10°C/W)

Tj(max) = 150°C

1.0

0

0 10 20 30 40 50 60 70 80

Ambient (°C)

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