PBL3770ASOS datasheet(2/8 Pages) ERICSSON

Part #	PBL3770ASOS

Description	High Performance Stepper Motor Drive Circuit

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Manufacturer	ERICSSON [Ericsson]

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PBL 3770A

2

Maximum Ratings

Parameter

Pin no. [DIL package]

Symbol

Min

Max

Unit

Voltage

Logic supply

6

V

CC

07V

Motor supply

3, 14

V

MM

045

V

Logic inputs

7,8,9

V

I

-0.3

6

V

Comparator input

10

V

C

-0.3

V

CC

V

Reference input

11

V

R

-0.3

15

V

Current

Motor output current

1, 15

I

M

-1800

+1800

mA

Logic inputs

7,8,9

I

-10

mA

Analog inputs

10,11

I

A

-10

mA

Temperature

Operating junction temperature

T

J

-40

+150

°C

Storage temperature

T

s

-55

+150

°C

Recommended Operating Conditions

Parameter

Symbol

Min

Typ

Max

Unit

Logic supply voltage

V

CC

4.75

5

5.25

V

Motor supply voltage

V

MM

10

40

V

Motor output current

I

M

-1500

+1500

mA

Junction temperature

T

J

-20

+125

°C

Rise time logic inputs

t

r

2

µs

Fall time logic inputs

t

f

2

µs

Figure 2. Definition of symbols.

VCC

I

M

OL

ICC

I

IH

IL

IA

820 pF

0.5

V

CC

V

I

IH

IL

V

A

R

V

C

I

C

A

V

E

V

M

MA

V

MM

R

C

820 pF

C

1 k

S

T

C

R

C

56 k

M A

M B

C

V

I MM

GND

Phase

I

1

I0

V

R

&

–

+

–

+

–

+

Monostable

t

= 0.69 • R • C

Current Sensor

Output Stage

off

T

Schmitt

Trigger

Time

Delay

C

T

E

PBL 3770A

1

≥1

10

2

16

1

15

14

6 [18]

8

7

9

11

4, 5,

12, 13

3

VMM

V

MM

≥1

Pin no. refers

to DIL-package

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