TDK Electronics · TDK Europe

Ferrites

  • Recommended materials for automotive applications: N49, N87, N92, N95, N97
  • CAN bus choke materials: K1, K10, T65
  • Suitability of other materials depends on transformer design
  • Wide range of ferrite accessories

E cores

  • E cores are available in a wide variety of sizes.
  • E cores are supplied in single units.
Product search

Core shape Material (Core) AL value (nH) PDF
E 5 N87 270
E 6.3 N30,  N87 380, 700
E 8.8 N30,  N87 550, 1000
E 10/5.5/5 N27,  N87 750, 800
E 12.7/6/6 N87 1400
E 13/6.5/3.7 N87 850
E 13/6/6.15 N87,  N97 900, 950
E 13/7/4 N27,  N30,  N87 45 - 1000
E 14/8/4 N27,  N30 860, 1250
E 16/6/5 N27,  N87,  N97 1100 - 1250
E 16/7/5 N27,  N87 950, 1000
E 16/8/5 N27,  N30,  N87 69 - 1400
E 16/8/8 N27,  N87 1800, 1900
E 19/8/5 N27,  N30,  N87 1050 - 1700
E 20/9/6 N27,  N30,  N87,  N97 1300 - 2200
E 20/10/6 N27,  N30,  N87,  N97 60 - 2150
E 20/10/11 N27,  N87,  N97 2300, 2500
E 21/9/5 N27,  N30 900, 1500
E 22/15/6 N87 1200
E 25.4/10/7 N27,  N30,  N87 122 - 2700
E 25/13/7 N27,  N30,  N87,  N97 91 - 2900
E 28/10/11 N87 3200
E 30/15/7 N27,  N30,  N87 90 - 3100
E 32/16/9 N27,  N30,  N87,  N97 145 - 3800
E 32/16/11 N87,  N97 2900, 3000
E 34/14/9 N27,  N87 2300, 2450
E 36/18/11 N27,  N87 183 - 3100
E 40/16/12 N27,  N87 411 - 4150
E 42/21/15 N27,  N30,  N87,  N97 201 - 7500
E 42/21/20 N27,  N87,  N97 259 - 5400
E 47/20/16 N27,  N87 5100, 5600
E 55/28/21 N27,  N87,  N97 292 - 6700
E 55/28/25 N27,  N87,  N97 295 - 7700
E 56/24/19 N27,  N87 6300, 6900
E 65/32/27 N27,  N87,  N97 230 - 7900
E 70/33/32 N27,  N87,  N97 200 - 10000
E 80/38/20 N27,  N87,  N97 882 - 4700
E 100/60/28 N87,  N97 6500, 6800

EFD cores

  • EFD cores are available in a wide variety of sizes.
  • EFD cores are supplied in single units.
Product search

Core shape Material (Core) AL value (nH) PDF
EFD 10/5/3 N87,  N97 450, 470
EFD 15/8/5 N87,  N97 50 - 820
EFD 20/10/7 N87,  N97 100 - 1250
EFD 25/13/9 N87,  N97 160 - 2100
EFD 30/15/9 N87,  N97 160 - 2150

ETD cores

  • ETD cores are available in a wide variety of sizes.
  • ETD cores are supplied in single units.
Product search

Core shape Material (Core) AL value (nH) PDF
ETD 29/16/10 N27,  N87,  N97 124 - 2250
ETD 34/17/11 N27,  N87,  N97 80 - 2650
ETD 39/20/13 N27,  N87,  N97 115 - 2800
ETD 44/22/15 N27,  N87,  N97 150 - 3600
ETD 49/25/16 N27,  N87,  N97 188 - 3900
ETD 54/28/19 N27,  N87,  N97 229 - 4600
ETD 59/31/22 N27,  N87,  N97 311 - 5500

ELP cores

  • ELP cores are available in a wide variety of sizes.
  • ELP cores are supplied in single units.
Product search

Core shape Material (Core) AL value (nH) PDF
ELP 14/3.5/5 N49,  N87,  N92,  N97 800 - 1150
ELP 18/4/10 N49,  N87,  N92,  N97 1900 - 2670
ELP 22/6/16 N49,  N87,  N92,  N97 125 - 4600
ELP 32/6/20 N49,  N87,  N92,  N97 440 - 5700
ELP 38/8/25 N49,  N87,  N92,  N97 400 - 7400
ELP 43/10/28 N49,  N87,  N92,  N97 355 - 7500
ELP 58/11/38 N87 7400
ELP 64/10/50 N49,  N87,  N97 8000, 12500
ELP 102/20/38 N87,  N97 8200, 8500

EQ cores

  • EQ cores are available in a wide variety of sizes.
  • EQ cores are supplied in single units.
Product search

Core shape Material (Core) AL value (nH) PDF
EQ 13/2.85/8.7 N49,  N87,  N92,  N97 1320 - 1700
EQ 20/6.3/14 N49,  N87,  N92,  N97 2400 - 3200
EQ 25/5.6/18 N49,  N87,  N92,  N97 3600 - 4800
EQ 30/8/20 N49,  N87,  N92,  N97 3270 - 4500

ER cores

  • ER cores are available in a wide variety of sizes.
  • ER cores are supplied in single units.
Product search

Core shape Material (Core) AL value (nH) PDF
ER 9.5/5 N49,  N87,  N92,  N97,  T38 40 - 4500
ER 11/5 N49,  N87,  N92,  N97,  T38 100 - 6400
ER 14.5/6 N49,  N87,  N92,  N97,  T38 100 - 6600
ER 18/3/10 N49,  N87,  N92,  N97 1800, 2300
ER 23/5/13 N49,  N87,  N92,  N97 2200, 3000
ER 25/6/15 N49,  N87,  N92,  N97 400 - 4100
ER 32/5/21 N49,  N87,  N92,  N97 3800 - 5000
ER 35/20/11 N27,  N87 125 - 2700
ER 42/22/15 N27,  N87 257 - 3700
ER 46/17/18 N27 343, 5700
ER 49/27/17 N27 3500
ER 54/18/18 N27,  N87 620 - 5800

RM cores

  • RM cores are ideal for low-loss / highly stable filter coils. Sizes are specified according to IEC 60431
  • RM cores are supplied in sets
Product search

Core shape Material (Core) AL value (nH) PDF
RM 4,  RM 4 Low Profile K1 - T38 16 - 5000
RM 5,  RM 5 Low Profile K1 - T38 25 - 7700
RM 6,  RM 6 Low Profile K1 - T38 40 - 10500
RM 7,  RM 7 Low Profile N30 - T38 160 - 11500
RM 8,  RM 8 Low Profile N30 - T38 160 - 12500
RM 10,  RM 10 Low Profile N30 - T38 250 - 16000
RM 12,  RM 12 Low Profile N30 - N97 160 - 8700
RM 14,  RM 14 Low Profile N41,  N49,  N87,  N92,  N97 160 - 7100

RM cores Low-profile

  • Low profile RM core sizes are specified according to IEC 61860
  • Low profile RM cores are supplied in sets
Product search

Core shape Material (Core) AL value (nH) PDF
RM 4 Low Profile N49,  N87 950, 1300
RM 5 Low Profile N49,  N87 1700, 2400
RM 6 Low Profile N49,  N87 2200, 3000
RM 7 Low Profile N49,  N87 2400, 3300
RM 8 Low Profile N49,  N87 2900, 4100
RM 10 Low Profile N49,  N87 3700, 5200
RM 12 Low Profile N49,  N87 4500, 6300
RM 14 Low Profile N49,  N87 5100, 7100

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