AN2934 datasheet(18/27 Pages) STMICROELECTRONICS

18 / 27 page

Experimental results

AN2934

18/27

Doc ID 15394 Rev 1

Note:

Core material is TDK PC40 or equivalent. High potential is 4000 Vac for 1 second.

Operating frequency is 115 kHz.

Table 11.

Transformer parameters

Part #

Winding

Pins

Primary inductance

Number of

turns

Wire type

Dual output

(5 V and 12 V), shield,

single primary

CSM 16VT-070

Shield

NC-10

34 awg

Primary

8-10

1.36 mH +/-10%

34 awg

5 V

4-3

0.45 mm triple-insulated

12 V

1-2

0.25 mm triple-insulated

Vdd

5-6

34 awg

Dual output (5 V and

12 V), no shield, split

primary

CSM 16VT-082

Primary

8-10

1.36 mH +/-10%

34 awg

5 V

4-3

0.45 mm triple-insulated

12 V

1-2

0.25 mm triple-insulated

Vdd

5-6

34 awg

12 V single output,

shield, single primary

CSM 16VT-066

Shield

NC-10

34 awg

Primary

8-10

1.36 mH +/-10%

34 awg

12 V

4-3

0.32 mm triple-insulated

Vdd

5-6

34 awg

12 V single output, no

shield, single primary

CSM 16VT-081

Primary

8-10

1.36 mH +/-10%

34 awg

12 V

4-3

2 x 0.32 mm triple-insulated

Vdd

5-6

34 awg

5 V single output, no

shield, single primary

CSM 16VT-084

Primary

8-10

1.36 mH +/-10%

34 awg

5 V

4-3

2 x 0.32 mm triple-insulated

Vdd

5-6

34 awg

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