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Coil Formers | Coil Bobbins

New items

FS-2ETD-4415-20, Block

Block FS-2ETD Series Size 44/22/15 Ferrite Transformer Bobbins FS-2ETD series size 44/22/15 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7355 ) or vertical (stock number 840-7351 ) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores please see stock number 840-7197 typically Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

FS-2ETD-3411-10, Block

Block FS-2ETD Series Size 34/17/11 Ferrite Transformer Bobbins FS-2ETD series size 34/17/11 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7345 ) or vertical (stock number 840-7342 ) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores please see stock number 840-7190 typically Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

B65822F1008T001, EPCOS

EPCOS B65822 RM5 Vertical Coil Formers EPCOS B65822 RM5 Coil Formers made from GFR Liquid Crystal Polymer UL 94 V-0 insulation class to IEC 60085, Solderability to IEC 60058-2-58. Maximum operating temperature 155°C. EPCOS Coil Formers and Accessories

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New items

FS-2EFD-3009-30, Block

Block FS-2EFD Series Size 30/15/9 Ferrite Transformer Bobbins FS-2EFD series size 30/15/9 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7327) or SMD (stock number 840-7336) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores, please see stock number 840-7187 typically. Features and Benefits: Cost saving through standardisation Easy compilation of components for pattern construction Core material N87 (or comparable); bobbin according to insulation class B and UL 94 V-0 Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

FS-2EFD-2007-20, Block

Block FS-2EFD Series Size 20/10/7 Ferrite Transformer Bobbins FS-2EFD series size 20/10/7 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7317 ) or SMD (stock number 840-7311 ) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores please see stock number 840-7175 typically Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

FS-2ETD-3913-20, Block

Block FS-2ETD Series Type ETD39/20/13 Ferrite Transformer Bobbins FS-2ETD series type ETD39/20/13 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7358 ) or vertical (stock number 840-7349 ) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores please see stock number 840-7193 typically Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

FS-2EFD-3009-20, Block

Block FS-2EFD Series Size 30/15/9 Ferrite Transformer Bobbins FS-2EFD series size 30/15/9 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7327) or SMD (stock number 840-7336) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores, please see stock number 840-7187 typically. Features and Benefits: Cost saving through standardisation Easy compilation of components for pattern construction Core material N87 (or comparable); bobbin according to insulation class B and UL 94 V-0 Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

FS-2E-4215-20, Block

Block FS-2E Series Size 42/21/15 Ferrite Transformer Bobbins FS-2E series size 42/21/15 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7285 ) or vertical (stock number 840-7276 ) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores please see stock number 840-7159 typically Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

FS-2ETD-5922-10, Block

Block FS-2ETD Series Size 59/31/22 Ferrite Transformer Bobbins FS-2ETD series size 59/31/22 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7370 ) or vertical (stock number 840-7361 ) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores please see stock number 840-7200 typically Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

FS-2E-4220-10, Block

Block FS-2E Series Size 42/21/20 Ferrite Transformer Bobbins FS-2E series size 42/21/20 ferrite transformer bobbins with insulation according to class B and flammability to UL 94 V-0. These ferrite transformer bobbins are available as horizontal (stock number 840-7282 ) or vertical (stock number 840-7288 ) mount. Typical applications for these ferrite bobbins include transformers and inductors in switch mode power supplies. For ferrite cores please see stock number 840-7153 typically Transformer Ferrite Kits - Cores The A L value in the table applies to a core set consisting of two cores without air gap Cores ETD conform to IEC 51(CO)276

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New items

B66243A1018T001, EPCOS

E 42/21/15 & E 42/21/20 Cores Ferrite core supplied without air-gap Dimensions (mm) Core Type a b c d e f E 42/21/15 42+1.0/-0.7 21.2-0.4 15.2-0.5 29.5+1.2 14.8+0.7 12.2-0.5 E 42/21/20 42+1.0/-0.7 21.2-0.4 20-0.8 29.5+1.2 14.8+0.7 12.2-0.5 Ferrite cores E 42/21/15 compliant with DIN 41 295 A L Standard Value Material Type 3950 nH N87 B66325GX187 Coil former made from 6-Polyamide GV (UL 94 V-0) Chambers A N Pins 1 177 mm 2 10 B66242J1000R1 Ferrite cores E 42/21/20 compliant with DIN 41 295 A L Standard Value Material Type 5100 nH N67 B66329GX167 5200 nH N87 B66329GX187 Coil former made from Polyterephthalate GV (UL 94 V-0) Chambers A N Pins Type 1 172 mm 2 18 B66243A1018T1 Magnetic Form Characteristics Core Type ΣI/A mm -1 I e mm A e mm 2 V min mm 2 V e mm 3 E 42/21/15 0.54 97.0 178 175 17300 E 42/21/20 0.41 97.0 234 229 22700 EPCOS Ferrite Cores

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New items

B66364W1016T001, EPCOS

EPCOS B66364 ETD 39/20/13 Coil Formers B66364 series ETD 39/20/13 coil formers from EPCOS are constructed from GFR polyterephthalate and are suitable for use with B66363 transformer ferrite cores. B66364 coil formers have 16 pins. They meet the UL 94 V-0 standard and have an insulation class of IEC 60085: B66364B: F. These coil formers meet the IEC 60068-2-20 standard for solderability and resistance to soldering heat. EPCOS Coil Formers and Accessories

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