AN3014 datasheet(24/29 Pages) STMICROELECTRONICS

Part #	AN3014

Description	This application note describes the characteristics and the features

PDF	29 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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24 / 29 page

PFC coil specification

AN3014

24/29

Doc ID 16064 Rev 2

PFC coil specification

General description and characteristics

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Application type: consumer, home appliance

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Transformer type: open

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Coil former: vertical type, 6+6 pins

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Max. temperature rise: 45 °C

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Max. operating ambient temperature: 60 °C

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Mains insulation: N.A.

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Unit finishing: varnished

Electrical characteristics

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Converter topology: boost, transition mode

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Core type: PQ26/20-PC44 or equivalent

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Min. operating frequency: 40 kHz

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Typical operating frequency: 120 kHz

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Primary inductance: 520 µH ± 10% at 1 kHz - 0.25 V (see note below)

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Peak primary current: 4.2 Apk

Note:

Measured between pins 5 and 9.

Electrical diagram and winding characteristics

Figure 20.

PFC coil electrical

Table 6.

PFC coil winding data

Pins

Windings

RMS current

Number of turns

Wire type

11 - 3

AUX

0.05 ARMS

5.5

φ 0.28 mm – G2

5 - 9

Primary

1.4 ARMS

57.5

30x

φ 0.1 mm – G1

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