? all specifications are subject to change without notice. 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. wound type smd inductors (coils) for dc to dc converters type: issue date: vlp8040 november 2010 vlp (closed magnetic circuit core) series
(1/3) 001-02 / 20101123 / e531_vlp.fm all specifications are subject to change without notice. smd inductors(coils) for power line(wound, magnetic shielded) vlp series vlp8040 features miniature size mount area: 8 7.7mm height: 4.0mm max. generic use for portable dc to dc converter line. available for automatic mounting in tape and real package. the products do not contain lead and support lead-free soldering. applications dc to dc converters for lcd tvs, printers, note pcs, etc. shapes and dimensions recommended pc board pattern electrical characteristics ? 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. operating temperature range: ?40 to +105c (including self-temperature rise) test equipment inductance: 4285a pr ecision lcr meter, hp or equivalant rdc: milliohm meter vp-2941a, matsushita or equivalant l(idc1): 4285a precision lcr meter, hp with 42841a bias current source, hp/42842c test fixture, hp or equivalant conformity to rohs directive 8.0 0.2 8.7max. dimensions in mm 220 4.0max. 8.6max. 1.4 8.0 8.2 dimensions in mm part no. inductance (h) inductance tolerance (%) test frequency (khz) dc resistance ( ? ) rated current(a) ? max. typ. based on inductance change max. based on temperature rise typ. vlp8040t-1r0n 1.0 30 100 0.011 0.008 9.4 7.0 vlp8040t-1r5n 1.5 30 100 0.013 0.010 7.8 6.7 vlp8040t-2r2n 2.2 30 100 0.015 0.012 6.7 6.2 vlp8040t-3r3n 3.3 30 100 0.020 0.015 5.2 5.2 vlp8040t-4r7m 4.7 20 100 0.025 0.019 4.4 4.5 vlp8040t-6r8m 6.8 20 100 0.032 0.024 3.6 4.0 vlp8040t-100m 10 20 100 0.038 0.032 3.2 3.5 VLP8040T-150M 15 20 100 0.058 0.048 2.6 2.9 vlp8040t-220m 22 20 100 0.075 0.062 2.2 2.5 vlp8040t-330m 33 20 100 0.11 0.090 1.8 2.1 vlp8040t-470m 47 20 100 0.16 0.13 1.5 1.7 vlp8040t-680m 68 20 100 0.23 0.19 1.2 1.4 vlp8040t-101m 100 20 100 0.33 0.28 1.0 1.2 vlp8040t-151m 150 20 100 0.49 0.41 0.8 1.0 vlp8040t-221m 220 20 100 0.73 0.61 0.6 0.8 vlp8040t-331m 330 20 100 1.1 0.89 0.5 0.7 vlp8040t-681m 680 20 100 2.2 1.8 0.3 0.5 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.
(2/3) 001-02 / 20101123 / e531_vlp.fm all specifications are subject to change without notice. typical electrical characteristics inductance vs. dc superposition characteristics vlp8040t-1r0n vlp8040t-1r5n vlp8040t-2r2n vlp8040t-3r3n vvlp8040t-4r7m vlp8040t-6r8m vlp8040t-100m VLP8040T-150M vlp8040t-220m vlp8040t-330m inductance ( h ) dc current ( a ) 024 8 61012 0.0 0.2 0.4 0.6 0.8 1.0 1.2 inductance ( h ) dc current ( a ) 024 8 61012 0.0 0.5 1.0 1.5 2.0 inductance ( h ) dc current ( a ) 024 3 158 67 9 0.0 0.5 1.0 1.5 2.0 2.5 3.0 inductance ( h ) dc current ( a ) 024 3 1 567 0.0 1.0 2.0 3.0 4.0 inductance ( h ) dc current ( a ) 024 3 156 0.0 1.0 2.0 3.0 4.0 5.0 6.0 inductance ( h ) dc current ( a ) 024 3 1 0.5 2.5 3.5 1.5 4.5 5 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 inductance ( h ) dc current ( a ) 024 3 1 0.5 2.5 3.5 1.5 4.5 5 0.0 2.0 4.0 6.0 8.0 10.0 12.0 inductance ( h ) dc current ( a ) 023 1 0.5 2.5 3.5 1.5 4 0.0 3.0 6.0 9.0 12.0 15.0 18.0 inductance ( h ) dc current ( a ) 0.0 5.0 10.0 15.0 20.0 25.0 0 0.5 1.0 1.5 2.0 2.5 3.0 inductance ( h ) dc current ( a ) 0 0.5 1.0 1.5 2.0 2.5 3.0 0.0 10.0 20.0 30.0 40.0
(3/3) 001-02 / 20101123 / e531_vlp.fm all specifications are subject to change without notice. typical electrical characteristics inductance vs. dc superposition characteristics vlp8040t-470m vlp8040t-680m vlp8040t-101m vlp8040t-151m vlp8040t-221m vlp8040t-331m vlp8040t-681m inductance ( h ) dc current ( a ) 0 10 20 30 40 50 60 0 0.5 1.0 1.5 2.0 2.5 dc current ( a ) 0 10 20 30 40 50 60 70 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 inductance ( h ) dc current ( a ) 0 20 40 60 80 100 120 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 inductance ( h ) inductance ( h ) dc current ( a ) 0 20 40 60 80 100 120 140 160 180 0 0.2 0.4 0.6 0.8 1 1.2 dc current ( a ) 0 50 100 150 200 250 300 0 0.2 0.1 0.4 0.6 0.8 0.3 0.5 0.7 0.9 1 inductance ( h ) inductance ( h ) dc current ( a ) 0 100 50 200 300 150 250 350 400 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 inductance ( h ) dc current ( a ) 0 200 400 600 800 100 300 500 700 0 0.1 0.2 0.3 0.4 0.5 0.6
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