(1/2) 003-04 / 20080822 / e531_vlf5014a.fm ? all specifications are subject to change without notice. smd inductors(coils) for power line(wound, magnetic shielded) vlf series vlf5014a features miniature size mount area: 4.5 4.7mm low profile: 1.4mm max. height generic use for portable dc to dc converter line. high magnetic shield construction should actualize high resolu- tion for emc protection. available for automatic mounting in tape and real package. the products contain no lead and also support lead-free soldering. it is a product conforming to rohs directive. applications power souce inductor for mobile devices such as mobile phones, hdds, and dscs shapes and dimensions recommended pc board pattern electrical characteristics ? 1 rated current: value obtained when current flows and the temperature has risen to 40c or when dc current flows and the nominal value of inductance has fallen by 30%, whichever is smaller. ? 2 inductance is at 1/2 idc1 power distribution. the l vaule at 0a is higher than the guaranteed performance. operating temperature range: ?40 to +105c (including self-temperature rise) typical electrical characteristics inductance vs. dc superposition characteristics vlf5014at-1r5m1r7 vlf5014at-2r7m1r5 conformity to rohs directive 4r7 1.4max. 4.7 0.3 4.5 0.3 dimensions in mm 5.7 3.9 1.6 dimensions in mm part no. inductance [at 1/2 idc1] ? 2 (h) inductance tolerance(%) test frequency (khz) dc resistance( ? ) rated current ? 1 (a) max. typ. based on inductance change idc1 max. based on temperature rise idc2 typ. vlf5014at-1r5m1r7 1.5 20 100 0.059 0.051 2.9 1.7 vlf5014at-2r7m1r5 2.7 20 100 0.078 0.068 2.2 1.5 vlf5014at-4r7m1r1 4.7 20 100 0.13 0.12 1.7 1.1 vlf5014at-6r8mr99 6.8 20 100 0.19 0.16 1.4 0.99 vlf5014at-100mr92 10 20 100 0.22 0.19 1.1 0.92 vlf5014at-150mr76 15 20 100 0.32 0.28 0.97 0.76 vlf5014at-220mr62 22 20 100 0.46 0.40 0.81 0.62 vlf5014at-330mr50 33 20 100 0.72 0.63 0.64 0.50 VLF5014AT-470MR41 47 20 100 1.1 0.95 0.54 0.41 vlf5014at-101mr26 100 20 100 2.7 2.4 0.37 0.26 0.0 0.5 1.0 1.5 2.0 0 500 1000 1500 2000 2500 3500 3000 inductance ( h ) dc current ( ma ) 0.0 1.0 2.0 3.0 4.0 0 500 1000 1500 2000 2500 3000 inductance ( h ) dc current ( ma ) conformity to rohs directive: this means that, in conformity with eu directive 2002/95/ec, lead, cadmium, mercury, hexavalent chromium, and specific bromine-based flame retardants, pbb and pbde, have not been used, except for exempted applications.
(2/2) 003-04 / 20080822 / e531_vlf5014a.fm all specifications are subject to change without notice. typical electrical characteristics inductance vs. dc superposition characteristics vlf5014at-4r7m1r1 vlf5014at-6r8mr99 vlf5014at-100mr92 vlf5014at-150mr76 vlf5014at-220mr62 vlf5014at-330mr50 VLF5014AT-470MR41 vlf5014at-101mr26 test circuit 0 1 2 3 4 5 6 0 500 1000 1500 2000 inductance ( h ) dc current ( ma ) 0 2 4 6 8 10 0 200 400 600 800 1000 1200 1400 1600 1800 inductance ( h ) dc current ( ma ) 0 2 4 6 8 10 12 14 0 1400 inductance ( h ) 200 400 600 800 1000 1200 dc current ( ma ) 0 5 10 15 20 25 inductance ( h ) 0 200 400 600 800 1000 1200 dc current ( ma ) 0 5 10 15 20 25 inductance ( h ) 0 200 400 600 800 1000 dc current ( ma ) 0 10 20 30 40 50 inductance ( h ) 0 200 400 600 800 dc current ( ma ) 0 20 40 60 80 inductance ( h ) 0 200 400 500 100 300 600 700 dc current ( ma ) 0 50 100 150 inductance ( h ) 0 200 400 100 300 500 dc current ( ma ) 1: lcr meter 4285a f=100khz 2: dc constant current 1 2 a c=20,000 f l=0.1h sample
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