77F151J

Conformal Coated RF Chokes Special Features 77F Series • High current, Q & self-resonant frequency • Low DCR • Ferrite bobbin core • Epoxy coated to protect winding from • • • • • harsh environments Low cost Color bands identification Dielectric strength 500Vrms Operating temperature -55 to +105°C Current to cause 35°C maximum temperature rise 1.0 min. 0.41 max. 0.025 0.157 max. Part Number 77F1R0K 77F1R2K 77F1R5K 77F1R8K 77F2R2K 77F2R7K 77F3R3K 77F3R9K 77F4R7K 77F5R6K 77F6R8K 77F8R2K 77F100K 77F120K 77F150K 77F180K 77F220K 77F270K L (uH) ±10% 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10 12 15 18 22 27 Q Min. 45 50 50 55 55 60 65 65 70 70 75 80 85 75 70 65 60 55 Test Freq. (MHz) 25.2 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 SRF (MHz) Min. 157 144 131 121 110 100 94 86 80 74 68 53 45 34 20 14 9.9 7.6 DCR (Ω) Max. 0.17 0.21 0.23 0.25 0.28 0.30 0.34 0.37 0.39 0.43 0.48 0.52 0.58 0.63 0.72 0.77 0.84 0.94 I, DC (mA) 920 880 830 790 750 720 670 640 620 590 550 530 500 480 460 430 410 390 77F330J 77F390J 77F470J 77F560J 77F680J 77F820J 77F101J 77F120J 77F151J 77F181J 77F221J 77F271J 77F331J 77F391J 77F471J 77F561J 77F681J 77F821J 77F102J ±5% 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 55 50 45 40 40 35 30 70 70 70 70 65 65 65 60 60 55 55 50 2.52 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 6.3 6.3 6.3 6.2 5.7 5.3 4.8 3.8 3.5 3.3 3.0 2.8 2.6 2.4 2.25 2.1 1.95 1.85 1.40 1.03 1.12 1.22 1.34 1.47 1.62 1.80 3.70 4.20 4.60 5.10 5.80 6.40 7.00 7.70 8.50 9.40 10.5 14.0 370 350 340 320 305 290 275 185 175 165 155 145 137 133 126 120 113 105 100 306 E. Alondra Blvd., Gardena, CA 90247-1059 • (310) 515-1720 • FAX (310) 515-1962 w w w . j w m i l l e r . c o m 59