SMN7850 Series
Drum Core Inductors


  • High energy storage and low resistance
  • Reliable surface mounting, flat top for pick and place
  • Smaller real estate than other common inductors
  • Robust temperature deflection to help prevent damage during solder reflow
  • Tape and Reel mechanical specifications available upon request
  • Operating temperature -40°C to +85°C
  • Highly resistive core for EMI suppression applications
  • Lead Free and RoHS compliant
  Maximum Dimensions Reference Dimensions
Series Number Units D W H Y A B C
SMN7850 Inches 0.319 0.287 0.257 0.083 0.346 0.083 0.287
  (mm) (8.10) (7.30) (5.50) (2.10) (8.80) (2.10) (7.30)

 Part NumberL
SMN7850-001100.07 2.30±10%
SMN7850-002120.08 2.00±10%
SMN7850-003150.09 1.80±10%
SMN7850-004180.10 1.60±10%
SMN7850-005220.11 1.50±10%
SMN7850-006270.12 1.30±10%
SMN7850-007330.13 1.20±10%
SMN7850-008390.16 1.15±10%
SMN7850-009470.18 1.10±10%
SMN7850-0010560.24 0.94±10%
SMN7850-0011680.28 0.85±10%
SMN7850-0012820.37 0.78±10%
SMN7850-00131000.43 0.72±10%
SMN7850-00141200.47 0.66±10%
SMN7850-00151500.64 0.58±10%
SMN7850-00161800.71 0.51±10%
SMN7850-00172200.96 0.49±10%
SMN7850-00182701.11 0.42±10%
SMN7850-00193301.26 0.40±10%
SMN7850-00203901.77 0.36±10%
SMN7850-00214701.96 0.34±10%
  • Inductance measured at Ls 1.0μH to 8.2μH at (7.96MHz); Ls 10μH to 82μH at (2.52MHz); Ls 100μH to 1000μH at (100kHz)
  • DCR is a maximum @20°C
  • IRMS current is applied to produce a typical 10°C drop in nominal inductance or a typical temperature rise of 40°C, whichever is lower.



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