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

DMT.2

MCUI/P

DMT.1

7

4

RXP

5

6 RXN

3

1

2

TXP

T1

TXN

DMT1

DMT2

9

NC

NC

11

12

13

NC

NC

10

RING

8

TIP

PLANVIEWPINLA YOUT DIMENSIONS

PLANVIEW

SIDEELEV ATION

PLANVIEWPINNUMBERS

7654321

89101

11213

36.65

18.87

2.54

13.79

5.08

44.27

Recommendedholesize

0.95mm

Pin1marker

3.2+/-0.2

Pin1marker

47.90

apcxxxxx

xxxxxx

Partnumber ,datecode,issue

numberandmanufacturingcode

SCHEMATIC

MECHANICAL

ELECTRICAL SPECIFICATIONS @ 25°C

OPERATING TEMPERATURE -40°C TO +85°C

STORAGE TEMPERATURE -40°C TO +85°C

NOTES:

NOT TO SCALE

TOLERANCE +/- 0.2MM

ALL DIMENSIONS IN MM

PIN DIA. 0.75MM MAX.

Turns Ratio

(PRI:SEC)

+/- 5%

Primary

Inductance

mH min

Leakage

Inductance

uH max

Primary

DCR

OHMS

max

Secondary

DCR

OHMS

max

Capacitance

pF

max

Isolation

Voltage

PRI:SEC

Vrms

1.6:1

14.5

90

7

4.5

70

1500

NOTES:

DESIGNED FOR SIEMENS U-INTERFACE PEB2091 TRANSCEIVER IC. DESIGNED TO MEET ANSI TEST LOOPS 1-15 UL CERTIFIED TO UL 1459 THIRD EDITION AND

UL 1950 SECOND EDITION WITH D3 DEVIATIONS

UL FILE NUMBER E175058

U Interface Transformer Hybrid

APC13112