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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AN3014 датащи(PDF) 24 Page - STMicroelectronics |
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AN3014 датащи(HTML) 24 Page - STMicroelectronics |
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24 / 29 page  PFC coil specification AN3014 24/29 Doc ID 16064 Rev 2 8 PFC coil specification General description and characteristics ● Application type: consumer, home appliance ● Transformer type: open ● Coil former: vertical type, 6+6 pins ● Max. temperature rise: 45 °C ● Max. operating ambient temperature: 60 °C ● Mains insulation: N.A. ● Unit finishing: varnished Electrical characteristics ● Converter topology: boost, transition mode ● Core type: PQ26/20-PC44 or equivalent ● Min. operating frequency: 40 kHz ● Typical operating frequency: 120 kHz ● Primary inductance: 520 µH ± 10% at 1 kHz - 0.25 V (see note below) ● 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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