TDK Electronics · TDK Europe

Ferrites

  • Recommended materials for automotive applications:
    N49, N87, N92, N95, N97
  • CAN bus choke materials: K1, K10
  • 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,  N95,  N97 2300 - 3000
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,  N95,  N97 201 - 7500
E 42/21/20 N27,  N87,  N95,  N97 259 - 6700
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,  N95,  N97 230 - 11000
E 70/33/32 N27,  N87,  N95,  N97 200 - 13000
E 80/38/20 N27,  N87,  N97 882 - 4700
E 100/60/28 N87,  N95,  N97 6500 - 8500

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 N49,  N87,  N97 370 - 470
EFD 15/8/5 N49,  N87,  N97 50 - 820
EFD 20/10/7 N49,  N87,  N97 100 - 1250
EFD 25/13/9 N87,  N97 160 - 2100
EFD 30/15/9 N87,  N97 160 - 2150

ELP cores ELP + I 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
EQ 13/2.85/8.7,  I 13/1/8.7 N49,  N87,  N92,  N95,  N97 1.36 - 2.35
EQ 20/6.3/14,  I 20/2.3/14 N49,  N87,  N92,  N95,  N97 2.6 - 4.9
EQ 25/5.6/18,  I 25/2.3/18 N49,  N87,  N92,  N95,  N97 4.1 - 6
EQ 30/8/20,  I 30/2.7/20 N49,  N87,  N92,  N95,  N97 3.6 - 6.5
I25/3/15 N49,  N87,  N92,  N97 3.4, 4.6
I 23/2/13 N49,  N87,  N92,  N97 2.6, 3.4

EQ cores EQ + I 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,  I 13/1/8.7 N49,  N87,  N92,  N95,  N97 1.36 - 2.35
EQ 20/6.3/14,  I 20/2.3/14 N49,  N87,  N92,  N95,  N97 2.6 - 4.9
EQ 25/5.6/18,  I 25/2.3/18 N49,  N87,  N92,  N95,  N97 4.1 - 6
EQ 30/8/20,  I 30/2.7/20 N49,  N87,  N92,  N95,  N97 3.6 - 6.5
I25/3/15 N49,  N87,  N92,  N97 3.4, 4.6
I 23/2/13 N49,  N87,  N92,  N97 2.6, 3.4

ER cores ER planar + I 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 4.5 - 840
ER 11/5 N49,  N87,  N92,  N97,  T38 1.2 - 900
ER 14.5/6 N49,  N87,  N92,  N97,  T38 1.1 - 100
ER 18/3/10 N49,  N87,  N92,  N97 1.8, 2.3
ER 23/5/13,  I 23/2/13 N49,  N87,  N92,  N95,  N97 2.2 - 3.7
ER 25/6/15,  I25/3/15 N49,  N87,  N92,  N97 3 - 400
ER 32/5/21 N49,  N87,  N92,  N97 3.8 - 5
ER 35/20/11 N27,  N87 2.5 - 275
ER 42/22/15 N27,  N87 3.2 - 257
ER 46/17/18 N27,  N87 5.7 - 343
ER 49/27/17 N27,  N87 3.5, 3.7
ER 54/18/18 N27,  N87 5.6 - 620
I 25/2.3/18 N49,  N87,  N92,  N95,  N97 4.6 - 6

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 K1 - T38 16 - 3700
RM 5 K1 - T38 25 - 6700
RM 6 K1 - T38 40 - 8600
RM 7 N30 - T38 160 - 10000
RM 8 N30 - T38 160 - 12500
RM 10 N30 - T38 250 - 16000
RM 12 N30,  N41,  N49,  N87,  N97 160 - 8700
RM 14 N41,  N49,  N87,  N97 160 - 6800

RM LP cores

  • Low-profile RM cores are specified acc. 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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