November 2, 2011 SHIELDED SMD INDUCTOR DR331-8 SERIES Features Low Profile Surface Mount Design Inductance Range from 1.0µH to 47µH Operating Temp. -40°C to +85°C Tinned Leads with Leaded Solder is Available (note 8) ELECTRICAL SPECIFICATIONS AT 25°C Inductance DCR Part No. (H) 20% () Max. DR331-8-102 1.0 DR331-8-152 1.5 DR331-8-222 DR331-8-332 I rms (A) I sat (A) Q SRF Max. (Note 3) Max. (Note 2) Min. MHz (REF.) 0.021 5.0 5.6 10 140 0.022 4.5 5.2 10 120 2.2 0.032 3.8 5.0 10 80 3.3 0.039 3.3 3.9 10 70 DR331-8-472 4.7 0.054 2.7 3.2 15 40 DR331-8-682 6.8 0.075 2.2 2.8 15 38 DR331-8-103 10 0.101 2.0 2.4 15 35 DR331-8-153 15 0.15 1.5 2.0 20 25 DR331-8-223 22 0.207 1.3 1.6 20 19 DR331-8-333 33 0.334 1.1 1.4 20 15 DR331-8-473 47 0.472 0.8 1.0 20 13 MECHANICAL SPECIFICATIONS 1 .370 MAX. 9,40 1 331-8 XXX 2 2 SCHEMATIC .200 MAX. 5,08 .510 MAX. 12,95 .110 2,79 .100 2,54 .300 7,62 DATATRONIC: .115 2,92 NOTES: 1. Dimensions are shown in inches/millimeters Unless otherwise specified, tolerance = Inches: ±0.010 = Millimeters: ±0,30 2. Isat based on the inductance being 90% of its initial value 3. Irms based on temperature rise of 40°C 4. Tape & Reel Packaging, 500 pcs / reel. 5. Inductance tested at 0.1 Vrms @ 100 kHz 6. Terminal finish is compliant to RoHS requirements 7. Solder in accordance with J-STD-002 Rev. D 8. Non-RoHS series parts 42-331-8-XXX are finished with leaded solder Sn60Pb40 or equivalent .290 7,37 SUGGESTED PAD LAYOUT 28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700 Fax: 951-928-7701 Email: [email protected] 499 King’s Road, Hong KongTel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290 All specifications are subject to change without notice.