flat wire power inductor document 313 -1 specifications subject to change without notice. document 313-1 revised 09/19/03 designed specifically for maxim?s max5051 power supply controller, the A9860-B offers unmatched electrical perfor- mance in an extremely robust, space saving package. with its flat wire windings, this inductor has extremely low dc resistance and offers very high saturation current ratings. the flat core provides exceptional heat dissipation. to request evaluation samples, contact coilcraft or visit www.coilcraft.com. a d d e f g h b recommended land pattern o j i j j k m n l 1 2 3 c 0.003/0,076 1 2 3 terminal 3 is for mounting stability only. connect to ground or other circuits. do not a max b max c max d e f g 0.91 0.85 0.39 0.08 0.30 0.10 0.57 23,0 21,5 10,0 2,0 7,5 2,5 14,5 hi j k l mn o 0.098 0.08 0.129 0.25 0.486 0.168 0.039 0.216 2,5 2,0 3,27 6,23 12,35 4,27 0,98 5,48 part l @ 0 a 1 l @ 15.0 a 1 dcr max srf typ 2 i sat 3 i rms 4 number 20% (h) 20% (h) (mohm) (mhz) (a) (a) A9860-B 2.70 2.70 3.0 63.0 20.0 15.0 1. inductance measured at 100 khz, 0.1 vrms, 0 adc using a coilcraft smd-d fixture in an agilent/hp 4284a impedance analyzer. 2. srf measured using an agilent/hp 8753d network analyzer and a coilcraft smd-d test fixture. 3. dc current at which the inductance drops 10% (typ) from its value without current. 4. average current for a 45c rise above 25c ambient. 5. electrical specifications at 25c. see qualification standards section for environmental and test data. for maxim max5051 controller ic
flat wire power inductor for maxim max5051 document 313-2 specifications subject to change without notice. document 313-2 revised 12/10/02 typical l vs frequency typical l vs current 0.1 1 10 0.1 1 10 frequency (mhz) inductance (h) 2.7 h 0.1 1 10 0.1 1 100 10 current (a) inductance (h) 2.7 h
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