APEX MICROTECHNOLOGY CORPORATION • TELEPHONE (520) 690-8600 • FAX (520) 888-3329 • ORDERS (520) 690-8601 • EMAIL prodlit@apexmicrotech.com

1

• COMPATIBLE WITH PWM FREQUENCIES UP TO 50KHZ

• 10V TO 200V MOTOR SUPPLY

• 5A CONTINUOUS OUTPUT CURRENT

• HCMOS COMPATIBLE SCHMITT TRIGGER LOGIC INPUTS

• SEPARATE SOURCE OUTPUTS FOR NEGATIVE RAIL

CURRENT SENSE

• SLEEP MODE

• WIDE RANGE FOR GATE DRIVE AND LOGIC SUPPLIES

APPLICATIONS

HIGH POWER CIRCUITS FOR DIGITAL CONTROL OF:

• THREE AXIS MOTION USING BRUSH TYPE MOTORS

• THREE PHASE BRUSHLESS DC MOTOR DRIVE

• THREE PHASE AC MOTOR DRIVE

• THREE PHASE HIGH POWER MICROSTEPPING STEP

MOTORS

DESCRIPTION

The EB03 consists of three independent FET half

bridges with drivers. The drivers may be interfaced with

CMOS or HCMOS level logic.

FEATURES

HTTP://WWW.APEXMICROTECH.COM

(800) 546-APEX

(800) 546-2739

MICROTECHNOLOGY

TRIPLE INDEPENDENT LOGIC INTERFACED HALF BRIDGES

EBO3

FIGURE 1. BLOCK DIAGRAM

Half

Bridge

Driver

Half

Bridge

Driver

Half

Bridge

Driver

FET

Half

Bridge

Output

FET

Half

Bridge

Output

FET

Half

Bridge

Output

12

11

1

2

3

4

5

6

7

8

9

10

14

15

16

17

18

19

20

21

22

23

24

Hin 1

13

HV1

OUT1

SD

S1

Lin 1

HVRTN1

Hin 2

HV2

OUT2

S2

HVRTN2

Lin2

HV3

OUT3

S3

HVRTN3

Hin3

Lin 3

V 1

cc

V 2

cc

V 3

cc