s m t p o w e r i n d u c t o r sig4018 t ype rohs compliant. halogen free compliant. low profile (1.8mm max. height ), smd type. shielded self-leads, suitable for high density mounting. high energy storage. provided with embossed carrier tape packing. ideal for power source circuits, dc-dc converter, dc-ac inverters inductor applications. in addition to the standard versions shown here, customized inductors are available to meet your exact requirements. features delt a electronics, inc. (taoyuan plant cpbg) 252, san ying road, kueisan industrial zone, taoyuan shien, 333, taiwan, r .o.c. tel: 886-3-3591968; fax: 886-3-3591991 http://www.deltaww .com 23 1. t olerance of inductance: 20% for 1.0~220.0uh. 2. isat is the dc current which cause the inductance drop 30% typical of its nominal inductance without current. 3. ir is the dc current which cause the surface temperature of the part increase less than 40 4. rated current : value obtained when current flows and the temperature has risen to 40 o c. o c or when dc current flows and the nominal value of inductance has fallen by 30%, whichever is smaller. oo 5. operating temperature: -40 c to 125 c (including self-temperature rise). electrical characteristics: 25 : 100khz, 1.0v o c d c r (m ) m ax . ir (a dc ) 3 is at (a dc ) 2 l (u h ) 1 part no. sig4018 - 1r0 1.0 36 4.00 3.00 sig4018 - 2r2 2.2 60 3.00 2.30 sig4018 - 3r3 3.3 80 2.40 2.00 sig4018 - 4r7 4.7 90 2.00 1.80 sig4018 - 6r8 6.8 132 1.50 1.60 sig4018 - 100 10.0 190 1.30 1.30 sig4018 - 150 15.0 270 1.00 1.10 sig4018 - 220 22.0 360 0.83 0.90 sig4018 - 330 33.0 560 0.68 0.70 sig4018 - 470 47.0 780 0.57 0.60 sig4018 - 680 68.0 1200 0.47 0.47 sig4018 - 101 100.0 1800 0.40 0.40 sig4018 - 151 150.0 3000 0.31 0.31 sig4018 - 221 220.0 3800 0.27 0.27 mechanical dimension: unit : mm/inch a = 4.0 0.2 / 0.157 0.008 c = 1.8/ 0.071 max. d = 1.2 0.2 / 0.047 0.008 e = 2.5 0.2 / 0.098 0.008 b = 4.0 0.2 / 0.157 0.008 recommended pad pa tterns d b c a d e 2.8 1.2 3.7
|
