NJM3770A 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJM3770A

STEPPER MOTOR DRIVER

Japan Radio Corporation  

NJM3770A

s TYPICAL CHARACTERISTICS

VSat (V)

1.8

1.6

1.4

1.2

1.0 Tj = 25°C

.8

.6

Tj = 125°C

.4

.2

00

.40

.80

1.2

1.6

I M (A)

Figure 11. Typical source saturation

vs. output current

VF (V)

1.8

1.6

Tj = 25 °C

1.4

1.2

Tj = 125°C

1.0

.8

.6

.4

.2

00

.40

.80

1.2

1.6

I M (A)

Figure 12. Typical lower diode

voltage drop vs. recirculating current

VSat (V)

1.8

1.6

1.4

1.2

1.0

.8

.6

.4

.2

00

.40

Tj = 125°C

Tj = 25°C

.80

1.2

1.6

I M (A)

Figure 13. Typical sink saturation

vs. output current

PD (W)

3.0

VMM = 36 V

2.5

2.0

1.5

1.0

VMM = 12 V

.5

00

.50

1.0

1.5

IM (A)

Figure 14. Typical power dissipation

vs. motor current

PD (W)

4.0

3.0

2.0

WitPhCSBtahveeratVs8in(k3(74.50°°CC//WW))

1.0

0

50

100

150

TAmb (°C)

Figure 15. Allowable power dissipation

vs. ambient temperature

The specifications on this databook are only

given for information , without any guarantee

as regards either mistakes or omissions.

The application circuits in this databook are

described only to show representative

usages of the product and not intended for

the guarantee or permission of any right

including the industrial rights.

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