EP20 Datasheet, PDF (3/6 Pages) Ferroxcube International Holding B.V. – EP cores and accessories

Ferroxcube
EP cores and accessories
EP20
GRADE
3F3
A_L
(nH)
160 ±3%
250 ±3%
315 ±3%
400 ±3%
630 ±5%
3550 ±25%
µ_e
≈ 67
≈ 104
≈ 131
≈ 166
≈ 262
≈ 1480
Properties of core sets under power conditions
B (mT) at
GRADE
3C81
3C91
3C94
3C96
3F3
H = 250 A/m;
f = 25 kHz;
T = 100 °C
≥315
≥315
≥320
≥340
≥315
f = 25 kHz;
B^{ˆ = 200 mT;}
T = 100 °C
≤ 0.75
−
−
−
−
TOTAL AIR GAP
(µm)
≈ 790
≈ 460
≈ 350
≈ 260
≈ 150
≈0
TYPE NUMBER
EP20-3F3-E160
EP20-3F3-A250
EP20-3F3-A315
EP20-3F3-A400
EP20-3F3-A630
EP20-3F3
CORE LOSS (W) at
f = 100 kHz;
B^ˆ = 100 mT;
T = 100 °C
−
≤ 0.2⁽¹⁾
≤ 0.25
≤ 0.2
≤ 0.36
f = 100 kHz;
B^{ˆ = 200 mT;}
T = 100 °C
−
≤ 1.3⁽¹⁾
≤ 1.6
≤ 1.3
−
f = 400 kHz;
B^{ˆ = 50 mT;}
T = 100 °C
−
−
−
≤ 0.5
≤ 0.62
Properties of core sets under power conditions (continued)
GRADE
3C81
3C91
3C94
3C96
3F3
B (mT) at
H = 250 A/m;
f = 25 kHz;
T = 100 °C
≥315
≥315
≥320
≥340
≥315
f = 500 kHz;
B^ˆ = 50 mT;
T = 100 °C
−
−
−
≤ 1.0
−
CORE LOSS (W) at
f = 500 kHz;
B^ˆ = 100 mT;
T = 100 °C
−
−
−
−
−
f = 1 MHz;
B^{ˆ = 30 mT;}
T = 100 °C
−
−
−
−
−
Note
1. Measured at 60 °C.
f = 3 MHz;
B^{ˆ = 10 mT;}
T = 100 °C
−
−
−
−
−
2008 Sep 01
713