Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com

©2003 Bel Fuse Inc. Specifications subject to change without notice. 05.20.03

Page 1

13

MCUI/P

DMT2

DMT1

2

1

4

5

Vcc

4

Vcc

_

+

Vcc

T1

5

6

1

2

3

AOUT

BOUT

BIN

AIN

9RING

7 TIP

DMT1

DMT2

BLOCK DIAGRAM

37.9

30.48

3.2+/-0.2

SIDEELEV ATION

PLANVIEW

37.9

PLANVIEWPINLA YOUT DIMENSIONS

6EQUAL SPACESEACH5.08

2.54

12.70

12

1

7

6

2 3

4 5

8

9

10

11

PLANVIEWPINNUMBERS

12

1

7

6

2 3

4 5

8

9

10

11

3.71

3.71

7.52

7.52

13

13

2.54

Recommendedholesize

0.95mm

Pin1marker

Partnumber ,datecode,issue

numberandmanufacturingcode

MECHANICAL

ELECTRICAL SPECIFICATIONS @ 25°C

OPERATING TEMPERATURE -40°C TO +85°C

STORAGE TEMPERATURE -40°C TO +85°C

NOTES:

ISOLATION PRI:SEC 1500VRMS.

DESIGNED FOR MOTOROLA U-INTERFACE MC 145572

UL CERTIFIED TO UL 1459 THIRD EDITION AND UL 1950 SECOND EDITION WITH D3 DEVIATIONS

UL FILE NUMBER E175058

NOTES:

NOT TO SCALE

TOLERANCE +/- 0.2MM

ALL DIMENSIONS IN MM

PIN DIAMETER 0.75MM MAX

DOT ON TOP SURFACE INDICATES PIN 1

Transformer

Choke

Turns Ratio

+/- 5%

SEC:PRI

Primary

Inductance

mH min

Leakage

Inductance

uH max

PRI DCR

OHMS

+/-20%

SEC DCR

OHMS

+/-20%

DC BIAS

mA max

Inductance

per line

mH nom

DCR

per line

OHMS

1:0.625:0.625

26.5

70

27

13.5

40

0.04

0.5

U Interface Transformer Hybrid

APC13107lp