Datasheet HA13532NT Datasheet (HIT)

HA13532NT

Three-Phase Stepping Motor Control IC

Description

The HA13532NT is an IC for control a three-phase stepping motor.

Functions

• PWM current control

• Low-voltage inhibit (LVI)

• Three-bit D/A converter for current programming

• Motor on/off

• Selectable 2-phase or 2-3-phase exciting

ADE-207-121A (Z)

2nd Edition

July 1996

Features

• Wide operating voltage range

• Few external components

HA13532NT

Pin Arrangement

INSEL

CK2/DIR

CK1

Rt

NC

Ct

GND

V0

NC

V1
V2

DAOUT

VREG

1
2
3
4
5
6

TAB

7
8
9
10
11
12

24
23
22
21
20
19

TAB

18
17
16
15
14
13

EXSEL
V

CC

U
U
NC
V

GND

V
NC
W
W
SENSE
OE

(Top view)

2

Block Diagram

23

HA13532NT

V

CC

C101

INSEL

H:L:CK2

DIR

Excite select

EXSEL

2ø

H:

2 — 3ø

L:

12VREG REG

LVI

3CK1

2CK2/DIR

Commutation

1Input select

24

13OE

10V2

9V1
7V0

POR

logic

3 bit

DAC

LVI

LVI

PWM

control

Ru

22 U

18 V

16 W

21 U

19 V

15 W

Rd

14 SENSE

LVI:

Low-voltage inhibit circuit

POR:

Power-on reset circuit

5 8 17 20 11

DAOUT

TAB 4 6

Rt Ct

3

HA13532NT

Pin Description

Pin No. Pin Name Function Pin Voltage

1 INSEL Selects pin 2 input: CK2 if high; DIR if low (see

timing diagrams)
2 CK2/DIR CK2 or DIR input (see timing diagrams) VTH = 2.5 V typ
3 CK1 CK1 input (see timing diagrams) VTH = 2.5 V typ
4 Rt Reference value for 3-phase output current

and Ct charge/discharge current
5 NC No connection
6 Ct Time constant for PWM carrier frequency
7 V0 Voltage programming input to DAC (LSB) VTH = 2.5 V typ
8 NC No connection
9 V1 Voltage programming input to DAC VTH = 2.5 V typ
10 V2 Voltage programming input to DAC (MSB) VTH = 2.5 V typ
11 DAOUT DAC output
12 VREG Regulated output 4.8 V typ (@I = 2 mA)
13 OE Output enable: low enables PWM output

phases U, V, and W; high gives high

impedance
14 SENSE Current feedback 0 V min, 5.0 V max
15 W Phase-W lower-arm output
16 W Phase-W upper-arm output
17 NC No connection
18 V Phase-V upper-arm output
19 V Phase-U lower-arm output
20 NC No connection
21 U Phase-U lower-arm output
22 U Phase-U upper-arm output
23 V
24 EXSEL Selects exciting mode: 2-phase if high; 2-3-

CC

Power supply 10 V min, 27.6 V max

phase if low (see timing diagrams)

= 2.5 V typ

V

TH

4.8 V typ

VTH = 2.5 V typ

VTH = 2.5 V typ

4

Application Circuit

CK1

3

23

22

C101

Q1

D1

Q2

D2

Q3

HA13532NT

V

CC

D3

CK2/DIR

INSEL

EXSEL

VR101

OE

V2
V1
V0

2

1
24
13

10
9
7
11

TAB 4 6

18
16

15
19
21

14

C102

C103

Q4

C104

C105

CtRt

D4

R101

Q5

D5

Rnf

Q6

D6 *1

Notes: 1. Use high-speed diodes for D4, D5, and D6.

5

HA13532NT

External Conponents

Symbol Recommended Value Purpose Notes

Rnf 0.11 Ω ≤ Rnf ≤ 0.33 Ω Current sensing 1
Rt 51 k Ω Reference current programming 2
Ct 1000 pF Time constant for PWM carrier frequency 3
C

101

C

, C

, C

102

103

104

C

105

R

101

VR

101

Notes: 1. The maximum motor drive current is:

Imax ±≈

where, Vdac: DAC output voltage (see electrical characteristics)

2. The output sink current Iosnk, output source current Iosrc, and Ct charge/discharge currents Ict+
and Ict– are calculated as follows:

where, set Rt to be 2.5kΩ or higher.

Iosnk –≈

≥ 0.1 µF Power supply decoupling

0.01 µF Penetration current control 4
1000 pF Current sensing filter
750 Ω
100 kΩ Motor current little adjustment

Vdac + Voffs

Rnf

(1)

Voffs: Offset voltage (see electrical characteristics)

50Vrt

Rt

Vbe

Ru

(2)

Iosrc –≈

50Vrt

Ict+, Ict– ≈

Rt

Vrt

Rt

Vbe

Rd

(3)

(4)

where, Vrt: Rt voltage (see electrical characteristics)

Ru: pull-up resistance (see electrical characteristics)
Rd: pull-down resistance (see electrical characteristics)
Vbe: base-emitter voltage of driven transistor

3. The PWM carrier frequency fc is calculated as follows:

fc ≈

≈

Ict

2Ct (Vcth – Vctl)

Vrt

2CtRt (Vcth – Vctl)

(5)

(6)

where, Vcth: Ct high voltage (see electrical characteristics)

Vctl: Ct low voltage (see electrical characteristics)

4. Values of C

102

, C

103

, C

104

, C

, R

are different from using power transistor

105

101

6

Timing Waveforms

Two Clock Pulse Inputs, Two-Phase Exciting (INSEL High, EXSEL High)

HA13532NT

Clock pulse input

CK1

CK2

Output current

*

U

V

W

U

V

W

H
L

H
L

+
0

+
0

+
0

0
–

0
–

0
–

123456789101112 11109876

0

Note: Initialized with U and V on at power-up.*

Two Clock Pulse Inputs, Two-Three-Phase Exciting (INSEL High, EXSEL Low)

Clock pulse input

CK1

H
L

123456789101112 11109876

0

CK2

Output current

U

V

W

U

V

W

Note: Initialized with U and V on at power-up.*

H
L

*

+
0

+
0

+
0

0
–

0
–

0
–

7

HA13532NT

One Clock Pulse Input, Two-Three-Phase Exciting (INSEL Low, EXSEL Low)

Clock pulse input

CK1

DIR

Output current

U

V

W

U

V

W

H
L

H
L

*

+
0

+
0

+
0

0
–

0
–

0
–

123456789101112 111098760

Note: Initialized with U and V on at power-up.*

One Clock Pulse Input, Two-Phase Exciting (INSEL Low, EXSEL High)

Clock pulse input

CK1

H
L

123456789101112 11109876

0

H

DIR

L

Output current

Note: Initialized with U and V on at power-up.

*

+

U

0

+

V

0

+

W

0

0

U

–

0

V

–

0

W

–

*

8

PWM Control

HA13532NT

Vcth

Ct

Vctl

1/fc

Imax

Im

Vdac

Rnf

0

Iosnk

Output current

*

0

Note: * Only phase U is shown.

Absolute Maximum Ratings

Item Symbol Rating Unit Notes

Power supply voltage V
Input voltage Vin 7 V 2
Power dissipation P
Operating temperature Topr –10 to +70 °C
Storage temperature Tstg –55 to +125 °C
Output current Ireg 2 mA

Notes: 1. The operating power supply voltage range is VCC = 10 V to 27.6 V.

2. Applies to logic and DAC input pins.

3. Permitted at Ta = 70°C, if thermal resistance is as below:
θj – a ≤ 60°C/W (glass-epoxy board)

CC

T

30 V 1

910 mW 3

9

HA13532NT

Electrical Characteristics (Ta = 25°C, VCC = 24 V)

Item Symbol Min Typ Max Unit

Current
consumption

REG Output

voltage
Load

regulation

Logic Input cur-

rent

Low voltage
level

High
voltage
level

DAC Outout volt-

age

PWM control Input

current
Offset volt-

age
Rt voltage Vrt 4.4 4.8 5.2 V Rt = 51 kΩ 4
Ct change

current
Ct

discharge
current

I

CCO

I

CC

Vreg 4.4 4.8 5.2 V Ireg = 2 mA 12

∆Vreg — — ±0.1 V Ireg = 0 mA to

lin –10 — 1 µA Vin = 0 V to 7V1, 2, 3,

Vil — — 1.35 V 1, 2, 3,

Vih 3.65 — — V 24

Vdac 200 230 260 mV (V2, V1, V0)

Isens — — ±2 µA Vsens = 0 V to

Voffs — — ±10 mV 2

Ict+ 84 94 104 µA Rt = 51 kΩ, Vct

Ict– 84 94 104 µA Rt = 51 kΩ, Vct

— — 33 mA VCC = 30 V, OE

— — 41 mA VCC = 30 V, OE

–1 — 10 µA 7, 9, 10

116 146 176 mV (V2, V1, V0)

75 105 135 mV (V2, V1, V0)

33 63 93 mV (V2, V1, V0)

Test
Conditions Pins Notes

23 1

= H

= L

2 mA

13, 24

7, 9, 10,
13,

11

= (H, L, L)

= (L, H, L)

= (L, L, H)

= (L, L, L)

14

5 V

6

= 3.75 V

= 3.75 V

10

Electrical Characteristics (Ta = 25°C, VCC = 24 V) (Cont)

CC

CC

Item Symbol Min Typ Max Unit

PWM control Ct high

voltage
Ct low

voltage
Carrier

frequency

3-pahse
output

Output sink
current

Output
source
current

Output leak­age current

Pull-up
resistance

Pull-down
resistance

Transient
response
time

LVI Operating

voltage
Hysteresis Vhys — 0.3 — V

Notes: 1. Measured with pins 12, 15, 16, 18, 19, 21, and 22 open.

2. Offset between pins 11 and 14.

3. See timing diagrams.

Vcth 4.3 4.8 5.3 V 6 3

Vctl 2.3 2.78 3.3 V

fc 18.6 23.3 28.0 kHz Rt = 51 kΩ,

Iosnk 2.0 3.1 4.2 mA VO = VCC – 1.5

Iosrc 2.0 3.1 4.2 mA VO = 1.5 V,

Ioff — — ±10 µAV

——±10 µAV

Ru 700 950 1200 Ω 16, 18,

Rd 700 950 1200 Ω 15, 19,

t

phl

t

plh

— — 6.0 µs 15, 16,

— — 6.0 µs

Vlvi 8.0 — 10 V 23

HA13532NT

Test
Conditions Pins Notes

Ct = 1000 pF

16, 18,

V, Rt = 51 kΩ

Rt = 51 kΩ

= 30 V,

V

= V

O

CC

= 30 V,

V

= 0 V

O

22
15, 19,

21

16, 18,
22

15, 19,
21

22

21

18, 19,
21, 22

11

HA13532NT

Reference Data

40

*2

30

CCO

*1

CC

Icc

Icco

20

10

Current consumption I , I (mA)

0

10 15 20 25 30

Supply voltage V (V)

CC

400

(V2, V1, V0) = (H, H, H)

5.2

5.0

Output voltage Vreg (V)

4.8

0.8 1.2 1.6 2.0

0.40

Output current Ireg (mA)

400

(V2, V1, V0) = (H, H, H)

(V2, V1, V0) = (H, H, L)

300

200

DAC Output voltage Vdac (mV)

(V2, V1, V0) = (H, L, H)

(V2, V1, V0) = (H, L, L)

(V2, V1, V0) = (L, H, H)

(V2, V1, V0) = (L, H, L)

(V2, V1, V0) = (L, L, H)

100

(V2, V1, V0) = (L, L, L)

0

0204060

-10 10 30 50 70

300

200

Output voltage Vdac (mV)

100

0

10 15 20 25 30

Ambient temperature Ta (°C)

Notes: 1. Iosnk + Iosrc is the current during three-channel output.

2.Iosnk is the current during two-channel output.

(V2, V1, V0) = (H, H, L)

(V2, V1, V0) = (H, L, H)

(V2, V1, V0) = (H, L, L)

(V2, V1, V0) = (L, H, H)

(V2, V1, V0) = (L, H, L)

(V2, V1, V0) = (L, L, H)

(V2, V1, V0) = (L, L, L)

Supply voltage V (V)

CC

12

HA13532NT

3.3

3.2

3.1

3.0

Output sink current Iosnk (mA)

2.9

2.8

-10 10 30 50 70

0204060

Ambient temperature Ta (°C)

3.3

3.2

3.1

3.0

2.9

Output source current Iosrc (mA)

2.8

-10 10 30 50 70

0204060

Ambient temperature Ta (°C)

13

HA13532NT

In-Circuit Waweform Characteristics

Ct

(2 V/div)

GND

Rnf

(200 mV/div)

GND

V

CC

Phase-U output

(2 V/div)

t (20 µs/div)

CK1

(2 V/div)

GND

V

CC

Phase-U output

(1 V/div)

t (5 ms/div)

14

Package Dimensions

1

HA13532NT

Unit: mm

27.10

28.10 Max
1324

8.8

10.0 Max

12

1.0

10.16

1.778 ± 0.250

4.036 0.48 ± 0.10

0.76

0.51 Min

Hitachi code

JEDEC code

5.08 Max

2.54 Min
0° – 15°

EIAJ code

+ 0.11

0.25

– 0.05

DP-24TS

—
—

15

Cautions

1. Hitachi neither warrants nor grants licenses of any rights of Hitachi’s or any third party’s patent,
copyright, trademark, or other intellectual property rights for information contained in this document.
Hitachi bears no responsibility for problems that may arise with third party’s rights, including
intellectual property rights, in connection with use of the information contained in this document.

2. Products and product specifications may be subject to change without notice. Confirm that you have
received the latest product standards or specifications before final design, purchase or use.

3. Hitachi makes every attempt to ensure that its products are of high quality and reliability. However,
contact Hitachi’s sales office before using the product in an application that demands especially high
quality and reliability or where its failure or malfunction may directly threaten human life or cause risk
of bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation,
traffic, safety equipment or medical equipment for life support.

4. Design your application so that the product is used within the ranges guaranteed by Hitachi particularly
for maximum rating, operating supply voltage range, heat radiation characteristics, installation
conditions and other characteristics. Hitachi bears no responsibility for failure or damage when used
beyond the guaranteed ranges. Even within the guaranteed ranges, consider normally foreseeable
failure rates or failure modes in semiconductor devices and employ systemic measures such as fail­safes, so that the equipment incorporating Hitachi product does not cause bodily injury, fire or other
consequential damage due to operation of the Hitachi product.

5. This product is not designed to be radiation resistant.

6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without
written approval from Hitachi.

7. Contact Hitachi’s sales office for any questions regarding this document or Hitachi semiconductor
products.

Hitachi, Ltd.

Semiconductor & Integrated Circuits.
Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan
Tel: Tokyo [phone] Fax: [phone]

URL NorthAmerica : http:semiconductor.hitachi.com/

For further information write to:

Hitachi Semiconductor
(America) Inc.
179 East Tasman Drive,
San Jose,CA 95134
Tel: <1> [phone]
Fax: <1>[phone]

Europe : http://www.hitachi-eu.com/hel/ecg
Asia (Singapore) : http://www.has.hitachi.com.sg/grp3/sicd/index.htm
Asia (Taiwan) : http://www.hitachi.com.tw/E/Product/SICD_Frame.htm
Asia (HongKong) : http://www.hitachi.com.hk/eng/bo/grp3/index.htm
Japan : http://www.hitachi.co.jp/Sicd/indx.htm

Hitachi Europe GmbH
Electronic components Group
Dornacher Stra§e 3
D-85622 Feldkirchen, Munich
Germany
Tel: <49> (89) 9 9180-0
Fax: <49> (89) 9 29 30 00

Hitachi Europe Ltd.
Electronic Components Group.
Whitebrook Park
Lower Cookham Road
Maidenhead
Berkshire SL6 8YA, United Kingdom
Tel: <44> (1628) 585000
Fax: <44> (1628) 778322

Hitachi Asia Pte. Ltd.
16 Collyer Quay #20-00
Hitachi Tower
Singapore 049318
Tel: [phone]
Fax: [phone]

Hitachi Asia Ltd.
Taipei Branch Office
3F, Hung Kuo Building. No.167,
Tun-Hwa North Road, Taipei (105)
Tel: <886> (2) 2718-3666
Fax: <886> (2) 2718-8180

Copyright ' Hitachi, Ltd., 1999. All rights reserved. Printed in Japan.

Hitachi Asia (Hong Kong) Ltd.
Group III (Electronic Components)
7/F., North Tower, World Finance Centre,
Harbour City, Canton Road, Tsim Sha Tsui,
Kowloon, Hong Kong
Tel: <852> (2) 735 9218
Fax: <852> (2) 730 0281
Telex: 40815 HITEC HX