1. TSF Ferrite International Composite Cores Offer the Best of All Worlds George Orenchak TSC International

2. TSF Ferrite International Composite cores are your final answer for current bias applications George Orenchak TSC International

3. TSF Ferrite International Composite Cores Offer Low Leakage Flux Competitive Core Losses Relatively High Effective Permeability & High Inductance Indexes (A L Values) Large Selection of E Core Sizes are Available with Reasonable Lead Times Low Cost

4. TSF Ferrite International Inductor Core Requirements High Energy Storage Capability (1/2LI 2 ) Low Temperature Rise Low Flux Leakage Small Component Size Low Cost Customer Satisfaction Quality Value Service

5. TSF Ferrite International

12. Industry Core Size Designation Composite 150 Perm Inductance Index A L (nH/N 2 ) Iron Powder 75 Perm Inductance Index A L (nH/N 2 ) EF12.67545.5 EF1610060 EE18711064 EF2012073 EE242516092 EE3015590 EE375230134 EE21370210 EE4215335195 EE4220405232

13. TSF Ferrite International

14. Composite Cores Meet the Needs High Energy Storage Capability (1/2LI dc 2 ) Low Flux Leakage Low Core & Low Winding Losses Large Core Size Selection & Availability Low Cost Large Selection of E Core Sizes Low Loss Low Leakage 1/2L(I dc ) 2

15. TSF Ferrite International Key Benefits Low Leakage Flux Due to Distributed Air Gap Relatively Low Core Losses Due to Half the Magnetic Path Length Being Low Loss High Inductance Indexes (A L Values) Due to a Smaller Air Gap Large Selection of E Core Size Availability EF12.6, EF16, E187, EF20, E2425, E30/15, E375, E21, E4215, E4220 Low Cost

16. TSF Ferrite International Next Steps Design & Specify Standard Composite E Cores in Your Next Design. Let Us Know What We Can and Should Be Doing to Make Your Jobs Easier.