PBL3770A 데이터 시트보기 (PDF) - Ericsson

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PBL3770A

High Performance Stepper Motor Drive Circuit

Ericsson  

PBL 3770A

Electrical Characteristics

Electrical characteristics over recommended operating conditions. CT = 820 pF, RT = 56 kohm.

Ref.

Parameter

Symbol fig. Conditions

Min

Typ

Max

Unit

General

Supply current

Total power dissipation

ICC

2

PD

Turn-off delay

t

3

d

Thermal shutdown junction temperature

VMM = 20 to 40 V, I0 = I1 = HIGH.

VMM = 20 to 40 V, I0 = I1 = LOW,

fs = 23 kHz

fs = 28 kHz, IM = 1000 mA, VMM = 36 V

Note 2, 4.

f = 24 kHz, I = 1000 mA, V = 12 V

s

M

MM

Note 2, 4.

fs = 28 kHz, IM = 1300 mA, VMM = 36 V

Note 3, 4.

fs = 28 kHz, IM = 1500 mA, VMM = 36 V

Note 3, 4.

T

a

=

+25°C,

dV /dt

C

≥

50

mV/µs.

30

40

mA

48

65

mA

1.9

2.3

W

1.7

2.1

W

2.7

3.2

W

3.5

W

2.5

µs

170

°C

Logic Inputs

Logic HIGH input voltage

Logic LOW input voltage

Logic HIGH input current

Logic LOW input current

VIH

2

VIL

2

IIH

2 VI = 2.4 V

I

2 V = 0.4 V

IL

I

2.0

V

0.8

V

20

µA

-0.4

mA

Analog Inputs

Comparator threshold voltage V

2 V = 5.0 V, I = I = LOW

CH

R

01

400

415

430

mV

Comparator threshold voltage V

2 V = 5.0 V, I = HIGH, I = LOW

240

250

265

mV

CM

R

0

1

Comparator threshold voltage VCL 2 VR = 5.0 V, I0 = LOW, I1 = HIGH

70

80

90

mV

Input current

IC

2

-20

µA

Motor Outputs

Lower transistor saturation voltage

Lower diode forward voltage drop

Upper transistor saturation voltage

Output leakage current

IM = 1000 mA

I = 1300 mA

M

I = 1000 mA

M

IM = 1300 mA

IM = 1000 mA

IM = 1300 mA

I0 = I1 = HIGH, Ta = +25°C

0.5

0.8

V

0.8

1.3

V

1.3

1.6

V

1.5

1.8

V

1.1

1.3

V

1.3

1.6

V

100

µA

Monostable

Cut off time

t

off

3

V

MM

=

10

V,

t

on

≥

5

µs

27

31

35

µs

Thermal Characteristics

Ref.

Parameter

Symbol Fig. Conditions

Min

Typ

Max

Thermal resistance

Rth

DIL package.

11

J-C

Rth 15 DIL package. Note 2.

40

J-A

RthJ-C

PLCC package.

9

RthJ-A 15 PLCC package. Note 2.

35

RthJ-C

SO package.

11

RthJ-A 15 SO package.

40

Notes

1. All voltages are with respect to ground. Currents are positive into, negative out of specified terminal.

2.

All ground pins soldered onto a 20 cm2 PCB copper area with free air convection.

T

a

=

+25°C.

3. DIP package with external heatsink (Staver V7) and minimal copper area. Typical RthJ-A = 27.5°C/W. Ta = +25°C.

4. Not covered by final test program.

Unit

°C/W

°C/W

°C/W

°C/W

°C/W

°C/W

3

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