WCM323 Series High Current Power Inductor
WCM323 series toroidal inductors are designed for switching power applications at frequencies up to 500 kHz This inductor has an outstanding current rating for its size, high reliability, long service life and ability to handle very high peak currents without saturating. The continuous service temperature rating is 200 degrees C.
Download Product Sheet Click the Part Number to view an Inductance vs. Current graph for that product.
| Part Number | Inductance, minimum no DC (µH) | DCR (milliohms) Nom @ 20°C | Rated Rms Current (amps) | Mounted Coil Size Code | Bare Coil Size Code | Lead Diameter (inches) |
|---|---|---|---|---|---|---|
| WCM323-01 | 60.0 | 79 | 4.5 | KM-02 | BC-02 | .020 |
| WCM323-02 | 17.9 | 38 | 4.5 | KM-01 | BC-01 | .020 |
| WCM323-03 | 34.3 | 60 | 4.5 | KM-02 | BC-02 | .020 |
| WCM323-04 | 86.5 | 99 | 4.5 | KM-03 | BC-03 | .020 |
| WCM323-05 | 22.3 | 31 | 6.0 | KM-02 | BC-02 | .025 |
| WCM323-06 | 53.0 | 50 | 6.0 | KM-03 | BC-03 | .025 |
| WCM323-07 | 124.5 | 88 | 6.0 | KM-04 | BC-04 | .025 |
| WCM323-08 | 184.7 | 107 | 6.0 | KM-05 | BC-05 | .025 |
| WCM323-09 | 254.9 | 129 | 6.0 | KM-05 | BC-07 | .025 |
| WCM323-10 | 72.8 | 43 | 8.0 | KM-04 | BC-04 | .032 |
| WCM323-11 | 143.6 | 53 | 8.0 | KM-05 | BC-05 | .032 |
| WCM323-12 | 154.6 | 64 | 8.0 | KM-05 | BC-07 | .032 |
| WCM323-13 | 32.1 | 25 | 8.0 | KM-03 | BC-03 | .032 |
| WCM323-14 | 18.9 | 19 | 8.0 | KM-02 | BC-02 | .032 |
| WCM323-15 | 68.8 | 27 | 13.0 | KM-05 | BC-05 | .041 |
| WCM323-16 | 94.7 | 32 | 13.0 | KM-05 | BC-07 | .041 |
| WCM323-17 | 43.1 | 22 | 13.0 | KM-04 | BC-04 | .041 |
| WCM323-18 | 84.5 | 20 | 17.0 | KM-05 | BC-07 | .051 |
| WCM323-19 | 38.7 | 13 | 17.0 | KM-05 | BC-05 | .051 |
| WCM323-20 | 45.7 | 15 | 17.0 | KM-05 | BC-07 | .051 |
Notes: RMS current rating is a suggested value only. It may require derating depending on magnitude and frequency of ripple current.
Bare Coil
Mounted Coil
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