PM cores have strong self-shielding capabilities and can handle a lot of power while remaining thermally stable.
These are available in various size versions, including the PM6249 and PM8770. Applications include differential and telecom inductors, as well as power transformers.
| Type | Fig | DIMENSIONS (mm) | Effective Parameters | AL (nH)+30% -20% | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B1 | B2 | c | D | E1 | E2 | F | Le(mm) | Le(mm) | CF139 | |||
| PM 8770 | 28 | 85.5 ±1.5 | 68.15 ±1.05 | 41.0 ±1.5 | 34.8 ±0.25 | 24.4 ±0.4 | 31.2 ±0.5 | 8.65±0.25 | 35.0 ±1.0 | 146 | 910 | 12500 | |
| PM7459 | 28 | 74.3-3.0 | 57.5min. | 34.0min | 29.5±0.4 | 20.5±0.4 | 29.0±1.0 | 5.4±0.3 | 32.4max | 128 | 790 | 10000 | |
| PM 6249 | 28A | 61.0 ±1.0 | 49.5 ±0.75 | 29.0 min | 24.4 ±0.15 | 16.9 ±0.2 | 25.1 ±0.4 | 5.5 ±0.1 | 28.5 max | 109 | 570 | 9200 | |
| PM5039 | 28A | 50.0-1.7 | 39.65±0.65 | 23.4 min | 19.4±0.15 | 13.4±0.2 | 19.7±0.3 | 5.5±0.2 | 23.0 max | 84 | 370 | 7200 | |
