1 210 sdf series ? smd square drum ferrite - core inductors rev. a a. electrical specifications: part no. mark l (uh) tolerance test freq. (@ 0.1v rms.) srf min. (mhz) dcr max. ( ? ) idc max. (ma) 1210sdf - 1r0_ 1r0 1.0 m 1.0 mhz 96.0 0.078 1000 1210sdf - 2r2_ 2r2 2.2 m 1.0 mhz 64.0 0.126 790 1210sdf - 3r3_ 3r3 3.3 m 1.0 mhz 50.0 0.165 500 1210sdf - 4r7_ 4r7 4.7 m 1.0 mhz 43.0 0.195 450 1210sdf - 6r8_ 6r8 6.8 m 1.0 mhz 36.0 0.330 400 1210sdf - 100_ 100 10 m 1.0 mhz 26.0 0.572 300 1210sdf - 220_ 220 22 m, k 1.0 mhz 19.0 0.923 250 1210sdf - 470_ 470 47 m, k 1.0 mhz 12.0 1.69 170 12 10sdf - 101_ 101 100 k, j 1.0 mhz 8.0 4.55 100 1210sdf - 151_ 151 150 k, j 1.0 mhz 7.0 9.10 80 1210sdf - 221_ 221 220 k, j 1.0 mhz 5.5 10.92 70 1210sdf - 331_ 331 330 k, j 1.0 mhz 4.5 13.00 60 1210sdf - 391_ 391 390 k, j 1.0 mhz 4.0 22.10 60 1210sdf - 471_ 471 47 0 k, j 1.0 mhz 3.7 24.70 60 1210sdf - 561_ 561 560 k, j 1.0 mhz 3.4 28.60 60 b. dimensions: mm (in ch ) series a b c d e f type 1210sdf 3.2 (0.126) 2.5 (0.098) 2.0 (0.079) 1.3 (0.051) 0.9 (0.035) 2.3 (0.091) 2 tol 0.30 (0.012) 0.20 (0.008) 0.25 ( 0.010) 0.20 (0.008) 0.30 (0.012) ref. type 2 c. general information: 1. p/n: 1210sdf -xxx_ : ?1210sdf? = type, ?xxx ? = inductance, ? _ ? = tolerance . 2. tolerance ?_? : j = 5%, k = 10%, m = 20%. 3. operating temperature: - 40oc to +85oc. 4. electrical specifications at +25oc. 5. inductance measured on the hp4284a lcr meter. 6. dcr measured on the 502bc milli - ohm meter. 7. inductance drops no more than 10% at rated i sat. 8. temperat ure rises t < 15oc (typical) at rated i rms. 9. inductance an d current range: from 1.0 uh (1000 ma) to 560 u h ( 60 ma) 10. srf: from 3.4 mhz t o 96 mhz 11. suitable for ir re - flows soldering. 12. tape and reel packing. 13. msl: level 1. d. applications: 1. power supply lin e chokes. 2. dc - dc converters. 3. notebooks. 4. filters. 5. telecommunication devices. frontier electronics corp. ? page 1 of 1 667 e. coch ran st. , simi v alley, ca 93065 http://www.frontierusa.com phone: 1 - 805 - 522 - 9998, fax: 1 - 805 - 522 - 9989
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