AC Line Filters Common Mode SC Coils, SC-D Series, Terminal Base Type Overview Applications The KEMET SC-D-J/JH coils are common mode chokes with Audio-visual equipment a wide variety of characteristics. These toroidal coils are Home appliances designed with our proprietary ferrite cores and are useful in Power supplies va r i o us n ois e c o u n te r m easu r e fi e l ds. Benefits Proprietary 700L ferrite material and equivalents High frequency W i d e va r ie t y of sizes a n d s p e c i fi c a ti o ns O p e r a ti n g te m p e r a t u r e r a n g e fr o m 25 C to +105 C o r +12 0C U L 9 4 V2 o r V0 fla m e r e t a r da n t r a te d c a p U L 9 4 V0 fla m e r e t a r da n t r a te d base Part Number System SC- 10- D 05 J Rated Current Inductance (H) Series Core Type Terminal Base Type (A) Minimum SC 0x = x A D = Ni-Zn ferrite, 0x = x0 H J = Vertical type xx = xx A high frequency 0xx = xx H JH = Horizontal type Examples: Examples: 05 = 5 A 030 = 30 H 10 = 10 A 05 = 50 H One world. One KEMET KEMET Electronics Corporation KEMET Tower One East Broward Boulevard LF0075 SC-D-J JH 2/19/2020 1 Fort Lauderdale, FL 33301 USA 954-766-2800 www.kemet.comAC Line Filters Common Mode SC Coils, SC-D Series, Terminal Base Type Magnetic Permeability of Ferrite Material I n o r d e r to a c hieve m os t e ffi c ie n t n oise r e d u c ti o n , i t is i m p o r t a n t to se l e c t th e ma te r ial a c c o r di n g to th e t a r g e t f r e q u e n c y ba n d. D e p e n di n g o n i t s ma g n e ti c p e r m ea b ili t y, a pa r ti c u la r fe r r i te ma te r ial w ill b e e f fe c ti ve i n a c e r t ai n fr e q u e n c y ba n d. A s c h e ma ti c r e p r es e n t a ti o n of th e r e la ti o ns hi p b e t we e n th e ma g n e ti c p e r m ea b ili t y of ea c h ma te r ial a n d th e c o r r es p o n di n g e f fe c ti ve ba n d r a n g e is s h ow n i n F i g u r e 1. Ma te r ials w i th hi g h e r ma g n e ti c p e r m ea b ili t y a r e e f fe c ti ve i n th e l owe r f r e q u e n c y r a n g e , w hil e th ose w i th l owe r ma g n e tic p e r m ea b ili t y a r e e f fe c ti ve i n th e hi g h e r f r e q u e n c y r a n g e . T h us , M n -Z n p r o d u c t s a r e mainly used for reducing conduction noise, while Ni-Zn products are commonly used for radiation noise countermeasures. T h e e f fe c ti ve f r e q u e n c y r a n g e va r ies d e p e n di n g o n c o r e s ha p e , size a n d n u m b e r of w i n di n gs. T his fr e q u e n c y d e p e n d e n c e of th e ma g n e ti c p e r m ea b ili t y as s h ow n i n th e fi g u r e s e r ves fo r r e fe r e n c e p u r p os es o nl y a n d i t s h o u l d b e tes te d o n th e a c t ual device to determine its effectiveness. S 18 H , S 15 H , 10 H , 7 H , 5 H , 14 0 0 L a n d 70 0 L a r e K E M E T s p r o p r ie t a r y fe r r i te ma te r ial na m es. O th e r ma te r ials c a n also b e availa b l e o n r e q u es t . Figure 1 - Relationship between the magnetic permeability of each material and its effective frequency range 20,000 Higher magnetic permeability: Higher noise suppression effect Mn-Zn Series in the lower frequency range S18H S15H 10H 10,000 Lower magnetic permeability: Higher noise suppression effect 7H in the higher frequency range 5H Ni-Zn Series 1400L 700L 0 10 kHz 100 kHz 1 MHz 10 MHz 100 MHz 1 GHz Effective Frequency Range KEMET Electronics Corporation KEMET Tower One East Broward Boulevard LF0075 SC-D-J JH 2/19/2020 2 Fort Lauderdale, FL 33301 USA 954-766-2800 www.kemet.com Magnetic Permeability