SI-7500 datasheet(2/4 Pages) SANKEN

номер детали	SI-7500

подробное описание детали	5-phase Stepper Motor Star Connection Unipolar Driver IC

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производитель	SANKEN [Sanken electric]

домашняя страница	http://www.sanken-ele.co.jp/en

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44

SI-7500A

s Diagram of external circuits

s External dimensions

(Unit: mm)

s Supply voltage vs. Output current

s Torque characteristics

SI-7500A

s Case temperature vs. Output current

5-phase stepper motor

9

5

2

20

113

16

7

18

Vb

Vief.

11

3

6

10

14

17

RS1

RS2

RS3

RS4

RS5

RS1 to RS5 : Current detection resistor

RX : Variable current resistor

Excitation signal

input (Active High)

2-3 phase excitation

4

8

12

15

19

IN-1

IN-2

IN-3

IN-4

IN-5

SI-7500A

2SA561

1S1555

RX

1k

Ω

3.9k

Ω

1k

Ω

3

7

2

6

5

0.01 F

µ

Vb

VR

44k

Ω

VR

300

Ω

1000pF

ZD

100 F

50V

µ

VCC

Power down signal input

(Active high)

+

69.0±0.5

63.0±0.4

7.0±0.5

3.5

Type No.

Lot No.

8.0

φ

3.4

3

P=2.54

12....................................20

Pin No.

0.5

1.4

Plastic package

(Typical value)

VCC=24V

Motor : PH566-B

1.0

0.8

0.6

0.4

0.2

0

25

50

75

100

Case temperature Tc (°C)

(Typical value,

Motor : PH566-B

Rs = 1

Ω

Vb = 5.0V

1.2

1.0

0.8

0.6

0.4

0.2

0

Supply voltage VCC (V)

20

024

30

Rx =

∞

2k

Ω

1k

Ω

510

Ω

200

Ω

100

Ω

2.5

2.0

1.5

1.0

0.5

0

0.1

0.2

0.5

1

5

Response frequency f (kpps)

10

20

Supply voltage VCC = 24V

Vb = 5V

Output current Io = 0.8 A/phase (fixed)

Counter EMF canceler Zener diode Vz = 49V

Motor : PH566B

2

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