491R0SC Murata

4900S Series www.murata-ps.com Shielded Surface Mount Power Inductors SELECTION GUIDE Inductance 1 (10kHz, 100mVAC) DC Current DC Resistance SRF Q Factor 20% Order Code Nom. Max. Max. Typ. Typ. H A m MHz Q f (MHz) 491R0SC 1.0 (30%) 11.8 5 91 32 1 492R2SC 2.2 (30%) 9.8 8 48 45 1 493R3SC 3.3 (30%) 8.4 10 37 42 1 494R7SC 4.7 (30%) 7.7 12 32 42 1 496R8SC 6.8 (30%) 6.2 16 24 43 1 FEATURES 49100SC 10 5.1 21 19 43 1 n RoHS compliant 49150SC 15 4.4 27 16 44 1 n 1.0H to 1mH 12.200.30 49220SC 22 3.1 42 12 46 1 (0.4800.012) 49330SC 33 2.9 60 10 51 1 n Up to 11.8A IDC 49470SC 47 2.3 100 9 52 1 n Bobbin format 49680SC 68 2.0 143 7 47 1 48100SC n Surface mount 49101SC 100 1.6 165 6 40 0.8 12.200.30 (0.4800.012) 49151SC 150 1.3 250 5 35 0.8 1 2 n Integral EMI shield 49221SC 220 1.1 380 4 36 0.8 XYYWW n Compact size 49331SC 330 0.90 550 4 33 0.8 49471SC 470 0.75 810 4 37 0.8 n Tape and reel packaging 49681SC 680 0.62 1200 3 27 0.8 n UL 94V-0 materials 49102SC 1000 0.50 1500 3 26 0.8 6.00 (0.236) Max. n J-STD-020-C reflow MECHANICAL DIMENSIONS 12.200.30 7.600.5 (0.4800.012) DESCRIPTION (0.2990.02) The 4900S series is a range of bobbin-wound, surface-mount inductors designed for use in switching power supply, and power line filter 12.200.30 5.00.3 2 1 circuits. The parts are suitable for any application (0.4800.012) (0.1970.012) 49XXXSC requiring a high saturation current in a low-profile XYYWW package. The devices have an integral ferrite shield to reduce EMI. Recommended Footprint Details PIN CONNECTIONS (TOP VIEW) 2.9 8.00 (0.315) Max. (0.114) 5.00 (0.197) 1 2 7.600.5 7.00 (0.2990.02) (0.276) Dot signifies the innermost turn of the winding. All dimensions in mm (inches). Package weight: 3.5g Typ. 12.80 (0.504) 5.00.3 2 1 (0.1970.012) ABSOLUTE MAXIMUM RATINGS Operating free air temperature range -40C to 85C Storage temperature range -40C to 125C 2 SOLDERING INFORMATION 2.9 Peak reflow solder temperature 245C (0.114) Pin finish Tin 5.00 (0.197) Specifications typical at T = 25C A 1 Maximum DC current occurs when either the inductance falls to 75% of its nominal value or when its temperature rise reaches 40C, whichever is sooner. For full details go to 7.00 www.murata-ps.com/rohs 2 For further information, please visit www.murata-ps.com/rohs (0.276) 12.80 (0.504) www.murata-ps.com/support KMP 4900SC B04 Page 1 of 34900S Series Shielded Surface Mount Power Inductors 4900S Series Inductance Vs Current INDUCTANCE Vs CURRENT 10000 1mH 1000 100H 100 10H 10 1H 1 0.1 0.001 0.01 0.1 1 10 100 Current, IDC (A) 4900S Temperature Vs Current TEMPERATURE Vs CURRENT 50 1mH 10H 1H 100H 40 30 20 10 0 0 2 4 6 8 10 12 14 16 Current, IDC (A) 4900S Series Inductance Vs Frequency INDUCTANCE Vs FREQUENCY 10000 1mH 1000 100H 100 10H 10 1H 1 0.1 10 100 1000 10000 Frequency, (kHz) www.murata-ps.com/support KMP 4900SC B04 Page 2 of 3 Inductance, L (H) Inductance, L (H) Temperature rise above ambient, t (C)