TDG Ferrite Cores

TDG Ferrite Material Selection Guide & Cross Reference

Core Shapes Available: EFD, EE, EQ, Toroid and Planar EQI

Application TDG
Material		 Freq Initial
Perm		 TDK Mag Inc Ferrox-
cube		 EpCos
High Bs, High Initial Perm
xDSL,100-BaseT		 TD3 3,200 – – – –
TD5A 4,500 DN45 – 3E28 T57
High Bs, Low Core Loss
UU Cores for Flybacks		 TF1 1,800 – – – –
TF3 2,300 HV22 – – –
Low Distortion,
High Q, Low THD
xDSL		 TH2 250KHz 2,300 DN40 – – –
TH10 250KHz 10,000 DN70 – 3E55 T38
Low-Middle Frequency,
Low Loss		 TP3 (obsolete) 100KHz PC30 (obsolete) P 3C8x, 3C90 N27
Middle Frequency,
Middle Temp, Low Loss
Standard Power Supply		 TP4 200KHz 2,300 PC40 R 3C94 N72
TP4A 300KHz 2,400 PC44 – 3F3, 3C96 –
Middle Frequency,
Low Loss		 TP4B 300KHz 2,500 PC45 – – –
TP4C 300KHz 3,200 PC46 – – –
TP4D 300KHz 2,500 PC47 – – N87
Middle Frequency,
High T, Low Loss		 TP4S 300KHz 2,000 – – 3C93 N97
Middle Frequency,
High Bs
Power Inductor		 TP4E 300KHz PC33 – 3C92 N92
Middle Frequency,
Low Loss under
Broad Temp		 Under Development 500KHz PC95 – – –
High Frequency,
Low Loss, Low Flux Level
High Frequency Power Supply		 TP5 1 MHz 1,400 PC50 K 3F35 N49
TP5A 2 MHz 1,000 – L 3F4 3F45 –
High Perm,
Low Relative Loss Factor
EMI Filter		 TS5 5,500 HS52 J 3E25 3E27 T35, T65
TS7 7,500 HS72 – 3E26 T37
TS10 10,000 HS10 W 3E5 T38
TS10A High Bs 10,000 – – – –
High Initial Perm TL13 13,000 H5C4 – 3E6 T42
TL15 15,000 H5C3 H 3E7 T46

TDG TL15 Ferrite Material

Cross Reference to Mag Inc “H” Material

Mag Inc
Part#		 “H” Material
Al Value		 O.D. I.D. TH. TDG Part# Al min
(coated)
4 0200 2625 2.54 1.27 1.27 T2.5/1.3/1.3 2032
– 3.05 1.27 1.27 T3.05/1.27/1.27 2512
– 3.05 1.27 2.54 T3.05/1.27/2.54 5024
4 0301 2475 3.51 1.83 1.27 No Exact Tool 1918
– 3.76 1.7 2.01 T3.7/1.7/2 3640
4 0503 4425 3.94 2.24 2.54 No Exact Tool 3354
4 0401 2850 4.83 2.29 1.27 No Exact Tool 2175
4 0402 5700 4.83 2.29 2.54 No Exact Tool 4349
4 0601 2940 5.84 3.05 1.52 No Exact Tool 2290
4 0603 6120 5.84 3.05 3.18 No Exact Tool 4790
– 6.00 3.00 2.00 T6/3/2 3200
– 6.00 3.00 3.00 T6/3/3 4800
– 6.00 3.00 4.00 T6/3/4 6400
– 6.30 3.80 2.50 T6.3/3.8/2.5 2970
4 0705 12500 7.62 3.18 4.78 No Exact Tool 9433
4 0907 11300 9.53 5.59 7.11 T9.5/5.6/7.1 8893
4 1003 6590 9.53 4.75 3.18 T9.53/4.75/3.2 5109
4 1005 9920 9.53 4.75 4.78 T9.53/4.75/4.7 7680
T9.53/4.75/4.9 7873
4 1206 16900 12.7 5.16 6.35 No Exact Tool 12868
4 1303 4460 12.7 7.92 3.18 T12.7/7.92/3.18 3538
4 1305 7140 12.7 7.92 5.08 T12.7/7.92/5 5653
4 1306 8900 12.7 7.92 6.35 T12.7/7.92/6.35 7066
4 1406 10800 12.7 7.14 6.35 T12.7/7.14/6.35 8542
4 1407 8140 12.7 7.14 4.78 T12.7/7.14/4.7 6430
4 1506 6880 13.2 7.37 3.96 T13.21/7.37/3.96 5387
4 1435 6780 13.6 7.01 3.51 No Exact Tool 5387
4 1450 6480 14 8.99 5 T14/9/5 5230
4 1605 8280 15.9 8.89 4.7 T15.9/8.9/4.7 6379
4 1809 18300 18.4 9.75 10.3 No Exact Tool 15192
4 2106 8400 20.6 12.7 6.35 T20/12/6 7231
4 2109 12600 20.6 12.7 8.89 T20/12/9 10123
4 2206 9060 22.1 13.7 6.35 T22.1/13.7/6.35 7152
4 2207 11100 22.1 13.7 7.92 T22.1/13.7/7.9 8920
4 2212 18100 22.1 13.7 12.7 T22.1/13.7/12.7 14303
4 2507 11700 25.4 15.5 7.92 T25/15/8 9202
4 2508 14490 25.4 15.5 10 T25/15/10 11619
4 2908 9510 29 19 7.49 T29/19/7.5 7490
4 2915 19300 29 19 15.2 T29/19/15.2 15200
Test condition: HP4284A 1KHz 0.25V

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