POWER INDUCTORS - SURFACE MOUNT KMSMLF PART NUMBER High Efficiency Toroidal Inductors L H CURRENT INCR.I @ 1kHz RATING* ADC** 10% ADC L 10% 121KM1002SMLF 121KM2502SMLF 121KM5002SMLF 121KM7502SMLF 121KM1003SMLF 121KM1503SMLF 121KM2503SMLF 050KM1002SMLF 050KM2502SMLF 050KM5002SMLF 050KM7502SMLF 050KM1003SMLF 050KM1503SMLF 050KM2003SMLF 050KM2503SMLF 050KM3303SMLF 040KM1002SMLF 040KM2502SMLF 040KM5002SMLF 040KM7502SMLF 040KM1003SMLF 040KM1503SMLF 040KM2003SMLF 040KM2503SMLF 030KM1002SMLF 030KM2502SMLF 030KM5002SMLF 030KM7502SMLF 030KM1003SMLF 030KM1503SMLF 030KM2003SMLF 030KM2503SMLF 180KM1002SMLF 180KM2502SMLF 180KM5002SMLF 180KM7502SMLF 180KM1003SMLF 10 25 50 75 100 150 250 10 25 50 75 100 150 200 250 330 10 25 50 75 100 150 200 250 10 25 50 75 100 150 200 250 10 25 50 75 100 8.27 6.34 4.77 3.90 3.24 2.68 2.07 7.36 5.20 3.93 3.47 3.14 2.33 1.97 1.84 1.69 4.84 3.38 1.90 1.69 1.60 1.45 1.12 1.05 2.56 2.16 1.81 1.62 1.50 1.33 1.04 .96 1.60 1.33 1.12 0.99 0.92 5.30 3.30 2.30 1.80 1.60 1.30 0.90 1.70 1.00 0.70 0.60 0.50 0.40 0.35 0.31 0.27 1.30 0.70 0.56 0.45 0.40 0.33 0.30 0.25 0.80 0.50 0.35 0.28 0.23 0.20 0.17 0.15 0.43 0.25 0.18 0.15 0.13 INCR.I ADC** L 20% DCR OHMS MAX. 9.10 5.70 4.00 3.10 2.80 2.20 1.70 3.30 1.90 1.30 1.10 0.96 0.78 0.65 0.59 0.50 2.50 1.30 1.00 0.86 0.76 0.60 0.56 0.48 1.60 0.96 0.68 0.54 0.50 0.40 0.34 0.30 0.86 0.50 0.35 0.28 0.25 .010 .017 .030 .045 .065 .095 .160 .010 .020 .035 .045 .055 .100 .140 .160 .190 .017 .035 .110 .140 .155 .190 .320 .360 .050 .070 .100 .125 .145 .185 .300 .355 .100 .145 .205 .260 .300 SRF MHz MIN. 20.0 8.0 4.0 3.0 2.0 1.5 1.0 35.0 10.0 7.0 5.0 4.0 3.0 2.0 1.5 1.0 35.0 20.0 13.0 9.0 6.0 3.5 3.0 2.5 35.0 25.0 10.0 7.0 6.0 3.5 3.0 3.0 35.0 30.0 10.0 8.0 6.0 A DIM MAX. .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .700 (17.78) .700 (17.78) .700 (17.78) .700 (17.78) .700 (17.78) .700 (17.78) .700 (17.78) .700 (17.78) .700 (17.78) .565 (14.35) .565 (14.35) .565 (14.35) .565 (14.35) .565 (14.35) .565 (14.35) .565 (14.35) .565 (14.35) .440 (11.18) .440 (11.18) .440 (11.18) .440 (11.18) .440 (11.18) .440 (11.18) .440 (11.18) .440 (11.18) .340 (8.64) .340 (8.64) .340 (8.64) .340 (8.64) .340 (8.64) B DIM MAX. C DIM MAX. D DIM NOM. E DIM NOM. .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .940 (23.88) .670 (17.02) .670 (17.02) .670 (17.02) .670 (17.02) .670 (17.02) .670 (17.02) .670 (17.02) .670 (17.02) .670 (17.02) .560 (14.22) .560 (14.22) .560 (14.22) .560 (14.22) .560 (14.22) .560 (14.22) .560 (14.22) .560 (14.22) .435 (11.05) .435 (11.05) .435 (11.05) .435 (11.05) .435 (11.05) .435 (11.05) .435 (11.05) .435 (11.05) .340 (8.64) .340 (8.64) .340 (8.64) .340 (8.64) .340 (8.64) .510 (12.95) .510 (12.95) .510 (12.95) .510 (12.95) .510 (12.95) .510 (12.95) .510 (12.95) .405 (10.28) .405 (10.28) .405 (10.28) .405 (10.28) .405 (10.28) .405 (10.28) .405 (10.28) .405 (10.28) .405 (10.28) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .270 (6.86) .270 (6.86) .270 (6.86) .270 (6.86) .270 (6.86) .700 (17.88) .700 (17.88) .700 (17.88) .700 (17.88) .700 (17.88) .700 (17.88) .700 (17.88) .620 (15.75) .620 (15.75) .620 (15.75) .620 (15.75) .620 (15.75) .620 (15.75) .620 (15.75) .620 (15.75) .620 (15.75) .520 (13.21) .520 (13.21) .520 (13.21) .520 (13.21) .520 (13.21) .520 (13.21) .520 (13.21) .520 (13.21) .400 (10.16) .400 (10.16) .400 (10.16) .400 (10.16) .400 (10.16) .400 (10.16) .400 (10.16) .400 (10.16) .300 (7.62) .300 (7.62) .300 (7.62) .300 (7.62) .300 (7.62) .820 (20.83) .820 (20.83) .820 (20.83) .820 (20.83) .820 (20.83) .820 (20.83) .820 (20.83) .590 (14.99) .590 (14.99) .590 (14.99) .590 (14.99) .590 (14.99) .590 (14.99) .590 (14.99) .590 (14.99) .590 (14.99) .460 (11.68) .460 (11.68) .460 (11.68) .460 (11.68) .460 (11.68) .460 (11.68) .460 (11.68) .460 (11.68) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .360 (9.14) .270 (6.86) .270 (6.86) .270 (6.86) .270 (6.86) .270 (6.86) F DIM NOM. .080 (2.03) .080 (2.03) .080 (2.03) .080 (2.03) .080 (2.03) .080 (2.03) .080 (2.03) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) .060 (1.52) TOP VIEW Notes: XXXKM XXXXSM A B * Operating temperature -55C to +130C *Rated current is based on a 40C temperature rise at an ambient temperature of 90C. **Incremental current is the approximate value that will cause a percentage drop in inductance as indicated in the table. SIDE VIEW C RECOMMENDED FOOTPRINT E F D tape and reel specs: Pcs./Reel maximum: Pitch between parts: Tape width: Reel diameter inches: - 121 Parts: 100 36 mm 44 mm 13 tape and reel specs: Pcs./Reel maximum: Pitch between parts: Tape width: Reel diameter inches: - 050 Parts: 170 32 mm 32 mm 13 tape and reel specs: Pcs./Reel maximum: Pitch between parts: Tape width: Reel diameter inches: - 040 Parts: 290 24 mm 24 mm 13 tape and reel specs: Pcs./Reel maximum: Pitch between parts: Tape width: Reel diameter inches: - 030 Parts: 430 16 mm 24 mm 13 tape and reel specs: Pcs./Reel maximum: Pitch between parts: Tape width: Reel diameter inches: - 180 Parts: 750 12 mm 24 mm 13 in. (mm) One Magnetics Pkwy, Gowanda, NY 14070 * (t) 716-532-2234 * (f) 716-532-2702 * sales@gowanda.com www.gowanda.com