74190 MYRRA | Alldatasheet
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Technical content
DIMMER CHOKES FOR EMI SUPPRESSION
FEATURES
For noise suppression in light dimmers Saturable chokes: provide a high impedance for Triac switching interferences, and a low impedance for 50 Hz component. MECHANICAL CHARACTERISTICS - PINOUT
ELECTRICAL CHARACTERISTICS
At 25 °C MYRRA P/N Rated power Inductance (+/- 15 %) Rated current Resistance Associated capacitance Dimensions (mm) Weight OD max ID min H max W max L (+/- 10) 74191 300 W 2.8 mH 1.3 Arms 0.73 Ω 47 nF 29 9 12 0.7 25 24 g 74196 500 W 1.8 mH 2.2 Arms 0.37 Ω 82 nF 38 14 12 0.9 25 39 g 74197 500 W 0.95 mH 2.2 Arms 0.35 Ω 100 nF 25 6 11 0.8 25 15 g 74194 2200 W 450 µH 10 Arms 0.04 Ω 470 nF 50 12 22.5 1.8 25 140 g 74195 4500 W 250 µH 20 Arms 0.014 Ω 1.0 µF 58 10 28 2.5 25 250 g REMARKS RoHS compliant UL94 V-0 materials Class B Ambient temperature: 50 °C max. Page 1 / 1