AN1523 APPLICATION NOTE

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ANNEX 2 - Switch Mode Transformer Specification (continued)

SWITCH MODE TRANSFORMER SPECIFICATION

2362.0019 C

CUSTOMER CODE

ISSUE A

This document and its content are property of ELDOR CORPORATION S.p.A. No part of this document may be

reproduced, published, disclosed or used in any form with out written permission of ELDOR CORPORATION S.p.A.

DOC.N.

PAG. 5 / 6

3.0

SAFETY

All the transformers are tested at the end of the manufacturing lines for the withstandin g voltage in between

primary and secondary in the following conditi ons:

Test voltage

=

Duration of test =

File records of the test are mantained in Eldor Quality Assurance Dept.

4.0

MATERIAL LIST

NR.

SMT PART NAME

KIND OF MATERIAL

MANUFACTURER

TRADE MARK/TYPE

UL

RATING

UL FILE

NUMBER

1

BOBBIN

Polyamide 4/6 (PA4/6) DSM

Stanyl TE250F6

94V-0

E119177

2

INSULATING TAPE

Polyester film

3M

1350

UL 130

°C

E17385

3

TERMINAL PINS

Tinned steel

4

FERRITE CORE

Epcos AG, AVX,

Samwha, Ferroxcube,

ISU, DMEG,Tridelta or

equivalent

E20/10/6

5

PRIMARY WINDINGS

Enamelled wire

Grade 2 - Class F

Elektrisola Atesina srl,

Nexans

Pirelli cavi e sistemi

or equivalent

6

SECONDARY

WINDINGS

Triple insulated wire

The Furukawa Electric TEX-E

E206440

7

ADHESIVE

LOCTITE

Loctite 480

8

ELASTIC ADHESIVE

3M

Scotch Grip EC -1022

9

MARKING OR LABEL Marking

1

5

6

4

2

7

8