15801 Chemical Lane, Huntington Beach, CA 92649

Phone: (714) 898-0960

FAX: (714) 896-0971

Rhombus

Transformers & Magnetic Products

Industries Inc.

PRI

SEC

PARAMETER

UNITS

Turns Ratio

1:2CT + 1%

Longitudinal Balance

200 - 1000 Hz

60 min.

dB

15 kHz

40 min.

dB

Primary DC Resistance

12 max.

Ω

Secondary DC Resistance

43 max.

Ω

Frequency Response

+ 1.0

dB

100Hz - 112kHz

Insertion Loss @ 10kHz

1.25 + 0.25

dB

Isolation (HI-POT)

1500

V

RMS

Primary DC None

Inductance

200 min.

mH

(tested @ 1 kHz & 1V

Leakage Inductance

43 max.

µH

(tested @ 10 kHz & 1VRMS)

Interwinding Capacitance

65 max.

pF

(tested @ 10 kHz & 1VRMS)

Return Loss @ 100Hz to 100kHz 15 min.

dB

DDS Application

Pulse Transformer

Part Number T-910

5-Pin Version T-910-5

Schematic Diagram

Designed for European DDS

applications (G.703)

Suitable for:

Codirectional Interface

Contradirectional interface

Low Profile "Touch Tone" design

Custom versions of this

transformer are available.

A Surface Mount version of this

transformer is available

Notch on bobbin indicates pin #1

5-Pin Part Number T-910-5: per Drawing Below Pin #2 is removed

Physical Dimensions in inches (mm)

02/27/97

www.rhombus-ind.com