STEVAL-ISA112V1

Transformer

Doc ID 024120 Rev 1

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3

Transformer

The transformer characteristics are listed in the table below.

The images below show size and pin distances ([mm]) of the transformer.

Table 3.

Transformer characteristics

Parameter

Value

Test Conditions

Manufacturer

Magnetica

Part number

1921.0040

Primary inductance (pins 3-4)

1.2 mH ± 15%

Measured at 1 kHz 0.1 V

Leakage inductance

2.8%

Measured at 10 kHz 0.1 V

Primary to secondary turn ratio (3 - 4)/(5 - 8)

6.11 ± 5%

Measured at 10 kHz 0.1 V

Primary to auxiliary turn ratio (3 - 4)/(2 - 1)

5 ± 5%

Measured at 10 kHz 0.1 V

Figure 3.

Transformer size and pin diagram

pin distances

Figure 4.

Transformer size and pin diagram

electrical diagram

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