Datasheet

SCMN12 Series

Space-Level Nanocrystalline Common Mode Choke

Vanguard Electronics’ SCMN12 Series is a space-qualified, high-reliability common mode choke built with a nanocrystalline core for exceptional thermal stability and high-frequency performance. These inductors are designed to meet rigorous space and aerospace requirements, offering performance that aligns with MIL-STD-981 Class S and Class B standards and NASA outgassing compliance per ASTM E595.

  • Wide inductance range (0.08–10.0 mH)
  • Current ratings up to 9.3 A
  • Moisture, Shock, and Immersion Resistant: Designed to withstand harsh environments.
  • Magnetically shielded and welded internal connections (no reflow risk)
  • Designed for compact, low-profile mounting – ideal for automatic placement
  • Custom Designs and Modifications: Available in various sizes and package types.

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Specifications

ImageNameGradeInductance (µH)DCR MAX (OHMS)Current MAX (A)PackageMountingHeight (inches)hf:tax:pa_common-inductance-µhhf:tax:pa_common-dcr-max-ohmshf:tax:pa_common-current-max-ahf:tax:pa_length-incheshf:tax:pa_width-incheshf:tax:pa_height-incheshf:tax:pa_package-sizehf:tax:pa_mounting-typehf:tax:pa_termination-finishhf:tax:pa_series
SCMN12-105R
SCMN12-105RSpace (MIL-STD-981)100000.1491.7SMT0.4100000-1491-70-70-70-4smtpure-tin-2scmn12
SCMN12-105S
SCMN12-105SSpace (MIL-STD-981)100000.1491.7SMT0.4100000-1491-70-70-70-4smttin-lead-2scmn12
SCMN12-134R
SCMN12-134RSpace (MIL-STD-981)13000.0215.5SMT0.413000-0215-50-70-70-4smtpure-tin-2scmn12
SCMN12-134S
SCMN12-134SSpace (MIL-STD-981)13000.0215.5SMT0.413000-0215-50-70-70-4smttin-lead-2scmn12
SCMN12-204R
SCMN12-204RSpace (MIL-STD-981)20000.0234.9SMT0.420000-0234-90-70-70-4smtpure-tin-2scmn12
SCMN12-204S
SCMN12-204SSpace (MIL-STD-981)20000.0234.9SMT0.420000-0234-90-70-70-4smttin-lead-2scmn12
SCMN12-294R
SCMN12-294RSpace (MIL-STD-981)29000.0324SMT0.429000-03240-70-70-4smtpure-tin-2scmn12
SCMN12-294S
SCMN12-294SSpace (MIL-STD-981)29000.0324SMT0.429000-03240-70-70-4smttin-lead-2scmn12
SCMN12-323R
SCMN12-323RSpace (MIL-STD-981)3200.0127.2SMT0.43200-0127-20-70-70-4smtpure-tin-2scmn12
SCMN12-323S
SCMN12-323SSpace (MIL-STD-981)3200.0127.2SMT0.43200-0127-20-70-70-4smttin-lead-2scmn12
SCMN12-394R
SCMN12-394RSpace (MIL-STD-981)39000.0423.3SMT0.439000-0423-30-70-70-4smtpure-tin-2scmn12
SCMN12-394S
SCMN12-394SSpace (MIL-STD-981)39000.0423.3SMT0.439000-0423-30-70-70-4smttin-lead-2scmn12
SCMN12-514R
SCMN12-514RSpace (MIL-STD-981)51000.0552.8SMT0.451000-0552-80-70-70-4smtpure-tin-2scmn12
SCMN12-514S
SCMN12-514SSpace (MIL-STD-981)51000.0552.8SMT0.451000-0552-80-70-70-4smttin-lead-2scmn12
SCMN12-654R
SCMN12-654RSpace (MIL-STD-981)65000.0762.3SMT0.465000-0762-30-70-70-4smtpure-tin-2scmn12
SCMN12-654S
SCMN12-654SSpace (MIL-STD-981)65000.0762.3SMT0.465000-0762-30-70-70-4smttin-lead-2scmn12
SCMN12-723R
SCMN12-723RSpace (MIL-STD-981)7200.0176.4SMT0.47200-0176-40-70-70-4smtpure-tin-2scmn12
SCMN12-723S
SCMN12-723SSpace (MIL-STD-981)7200.0176.4SMT0.47200-0176-40-70-70-4smttin-lead-2scmn12
SCMN12-802R
SCMN12-802RSpace (MIL-STD-981)800.0099.3SMT0.4800-0099-30-70-70-4smtpure-tin-2scmn12
SCMN12-802S
SCMN12-802SSpace (MIL-STD-981)800.0099.3SMT0.4800-0099-30-70-70-4smttin-lead-2scmn12
SCMN12-804R
SCMN12-804RSpace (MIL-STD-981)80000.1062SMT0.480000-10620-70-70-4smtpure-tin-2scmn12
SCMN12-804S
SCMN12-804SSpace (MIL-STD-981)80000.1062SMT0.480000-10620-70-70-4smttin-lead-2scmn12

Electrical Specifications

  • Operating Temperature: -55°C to +125°C
  • Storage Temperature: -60°C to +130°C
  • Temperature Rise: <30°C
  • Inductance: Measured at 10kHz, 0.10V
  • DCR: Measured at room ambient (25°C)
  • Dielectric Withstanding Voltage: 500 VRMS
  • Overload Current: 1.5 times rated current

Features

  • Compact, low profile, ideal for automatic placement
  • Terminations: HMP solder, Lead Free (RoHS)
  • Resistance to Soldering Heat: 265
  • Welded Internal Connections: no reflow risk
  • Moisture, Shock and Immersion Resistant
  • Magnetically Shielded
  • Ideally designed for GaN applications and higher switching frequencies
  • Designed with nanocrystalline core for superior thermal stability and higher frequency operations

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