M54640P Просмотр технического описания (PDF) - Renesas Electronics

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производитель

M54640P

Stepper Motor Driver

Renesas Electronics 

M54640P

Typical Characteristics (Absolute maximum ratings)

Safety operating temperature

1.0

0.8

B

0.6

0.4

A

C

0.2

A : Recommended

B : Schottky diodes should be externally connected between

output pins and power supply pins.

C : Schottky diodes should be externally instaalled between

output pins and power supply pins and between output

pins and GND pin.

0

0

10.0

10

20

30

40 45 50

Output VMM (V)

Thermal derating

8.0

6.0

C

4.0

B

A

2.0

θj-c = 10°C/W

A : Mounted on a 25cm2 glass epoxy board which is coated

with copper on one side.

θc-a = 45°C/W

B : 10cm2 aluminum heat sink (1t) is used.

θc-a = 25°C/W

C : 100cm2 aluminum heat sink (1t) is used.

θc-a = 10°C/W

Tj(max) = 150°C

0

0

25

50

75

100

Ambient (°C)

Rev.1.0, Sep.19.2003, page 7 of 9

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