T1/E1/CEPT/ISDN Interface Isolation Transformer

Electrical Specifications

Schematic

Package

DSA2749

Rev. - 9/10/96

QAF-CSO5a Rev. B

9/4/96

Primary Inductance

1.2 mH Min.

Test

Specification

Equipment

Notes :

*Unless otherwise specified, all tests to be conducted

@ 25°C and RH of 93% Max.

Leakage

Inductance

0.50 µH Max.

Primary DCR

0.70

Ω Max.

I.R. @

--- Meg

Ω

Interwinding

Capacitance

40 pF Max

Secondary DCR

1.20

Ω Max.

Hipot

1500 Vrms

Polarity

2°, 1°

*Insulation Rating

-----

*Oper.Ambient Temp. -----

Crosstalk

--- dB Min.

Turns Ratio

1 : 2 CT ± 5 %

CMRR

--- dB Min.

--- Vdc

Impedance

---

Ω Max.

EPA2749

PCA Part Number

Unless Otherwise Noted

Dimensions in Inches

Tolerances: Fractional = ± 1/32

.XX = ± .030

.XXX = ± .010

TEL: (818) 892-0761

FAX: (818) 894-5791

WEB: http://www.pcainc. com

E L E C T R O N I C S

I N C .

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

HP4277

(pins 2-6)

HP4277

VP2941A

VP2941A

HP4277

HD-100

#24 AWG

T.C. Wire

(6 plcs)

.250 Max.

2°

1°

.500

Max.

.400

.130

PCA

EPA2749

D.C.

5

6

.350

Max.

3

4

.200

.100

1

3

5

2

6

1) Between Pri/Sec windings.

2) Pins #2-6 w/#1-3-5 shorted.

Note 1

Note 2

(All windings)