Transformer specification

AN3105

28/30

Doc ID 16774 Rev 2

Mechanical aspect and pin numbering

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Maximum height from PCB: 30 mm

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Coil former type: horizontal, 7 + 7 pins (pins #1, #3 and #5 removed for PCB reference)

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Pin distance: 5.08 mm

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Row distance: 25.4 mm.

Figure 20.

Transformer overall drawing

1.

Quotes are in millimeters, drawing is not to scale.

Manufacturer

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MAGNETICA, R. Volpini - Italy (www.magneticait.it)

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Transformer P/N: 1860.0013.

Table 6.

Transformer winding data

Pins

Winding

RMS current

Number of turns

Wire type

2-4

Primary

47

#30 x 0.1 mm - G2

8-10

1.

Secondary windings A and B must be wound in parallel.

9

#60 x 0.1 mm - G2

12-14

SEC - B4(1)

9

#60 x 0.1 mm - G2

6-7

2.

Aux. winding is wound on top of primary winding, turns are close to each other, placed on external side of

the coil former.

3

0.28 mm - G2