d78c inductance range: 1.5~330 h
(unit: mm) (unit: mm) ? 7.6mm max. square, and 8.1mm max. height. ? magnetically shielded construction. ? suitable for large current. ? ideal for a variety of dc-dc converter inductor applications. ? rohs compliant. ? 7.6mm max. z?^ 8.1mm max. ? >3???? ? g ?v 0 ? ;+w dc-dc ???;?????t7 & ? rohs |? 0 selection guide for standard coils type d78c (quantity/reel; 500 pcs) f?
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? (2) 7 g?0 ?v (3) toko part number inductance (1) l ( h) tolerance (%) dc resistance (2) ( ) max. rated dc current (3) (a) max. #648cy-1r5m 1.5 20 0.023 4.00 #648cy-2r2m 2.2 20 0.026 3.60 #648cy-3r3m 3.3 20 0.031 3.10 #648cy-4r7m 4.7 20 0.037 2.50 #648cy-6r8m 6.8 20 0.044 2.10 #648cy-100m 10.0 20 0.053 1.75 #648CY-120M 12.0 20 0.056 1.70 #648cy-150m 15.0 20 0.065 1.45 #648cy-180m 18.0 20 0.071 1.32 #648cy-220m 22.0 20 0.079 1.20 #648cy-270m 27.0 20 0.082 1.08 #648cy-330m 33.0 20 0.099 1.00 #648cy-390m 39.0 20 0.134 0.90 #648cy-470m 47.0 20 0.150 0.86 #648cy-560m 56.0 20 0.201 0.83 #648cy-680m 68.0 20 0.300 0.80 #648cy-820m 82.0 20 0.320 0.70 #648cy-101m 100.0 20 0.350 0.60 #648cy-121m 120.0 20 0.581 0.53 #648cy-151m 150.0 20 0.646 0.48 #648cy-181m 180.0 20 0.725 0.45 #648cy-221m 220.0 20 0.811 0.40 #648cy-271m 270.0 20 1.148 0.36 #648cy-331m 330.0 20 1.273 0.32 (1) inductance is measured with a lcr meter 4284a (agilent technologies) or equivalent. test frequency at 100khz (2) dc resistance is measured with a digital multimeter tr6871 (advantest) or equivalent. (3) rated dc current is that which causes a 10% inductance reduction from the initial value, or coil temperature to rise by 40c, whichever is smaller. (reference ambient temperature 20c) (1) ??????x lcr y?? 4284a agilent technologies ?h x ? s
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?x?????y?? tr6871(advantest) ?hx ? s
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