nt2012 series wirewound common mode filter description the toko nt2012 is a wirewound miniature common mode filter specifically designed to eliminate common mode noise in usb 2.0, ieee1394, lvds, dvi, and hdmi applications. a dual winding configuration in a tight form factor provides exceptional emi reduction in space-constrained environments. features dimensions miniature footprint: 2.0 x 1.2mm low profile: 1.3mm max. 1. 2 0 . 2 2. 0 0 . 2 1. 3 ma x . 0.6 max . operating temperature: -30 c to + 8 5 c u n it s : m m packaged on 2000 piece reels reflow solderable si d e vi ew 0.9 0. 8 0. 9 0.4 0.4 0.4 1.1 0 . 2 0.45 ty p . 0.4 ty p. 0. 4 t y p. 0.4 ty p. 3 4 1 6 p i no ut ( t o p v i e w ) r e c o m m e n de d p a t t e rn bo t t o m vi ew electrical specifications common mode impedance ( ? ) ty p. common mode a ttenuation (db) toko part no. 1 0 m h z 1 0 0 m h z 1 0 m h z 1 0 0 m h z 5 0 0 m h z idc (a ) max. dcr ( ? ) max. 985dh-1022=p2 7 67 1.0 max. 5.0 max. 5.0 min. 0.42 0.16 985bh-1007=p2 10 90 1.0 max. 1.5 min. 8.0 min. 0.33 0.26 985dh-1023=p2 14 120 1.0 max. 2.0 min. 7.0 min. 0.37 0.21 985AH-1001=p2 18 165 1.2 max. 4.0 min. 11.0 min. 0.33 0.26 985dh-1024=p2 18 180 1.2 max. 3.0 min. 10.0 min. 0.33 0.26 985dh-1025=p2 28 260 1.5 max. 6.0 min. 14.0 min. 0.31 0.31 985dh-1026=p2 38 370 2.0 max. 6.5 min. 15.0 min. 0.28 0.36 note: "=p2" is added to each part number to indicate tape and reel packaging. application examples usb 2.0 i e e e 1 3 9 4 i e e e 13 9 4 co nne c t o r nt2012 tp a + t pa - nt2012 tp a + t pa - vc c vc c us b co nn ect o r nt 2 012 d - d + esd esd september 2003 1 ? 2003 t o ko amer i c a, inc. c f - 212- n t 2012 a ll righ t s re se rv e d p r in te d in us a
nt2012 series wirewound common mode filter typical characteristics impedance r esponse of 985b h - 1007 0.1 1 10 100 1000 10000 1 1 0 100 1000 10000 frequency ( m h z ) impedance ( : ) c o m m on m ode n o rm al m ode impedance r esponse of 985d h - 1023 0.1 1 10 100 1000 10000 1 1 0 100 1000 10000 frequency ( m h z ) impedance ( : ) c o m m on m ode n o rm al m ode impedance r esponse of 985d h - 1022 0.1 1 10 100 1000 10000 1 1 0 100 1000 10000 frequency ( m h z ) impedance ( : ) c o m m on m ode n o rm al m ode a ttenuation c h ar acter i stics of 985d h - 1022 -40 -35 -30 -25 -20 -15 -10 -5 0 5 1 1 0 100 1000 10000 frequency ( m h z ) attenuation (db) c o m m on m ode n o rm al m ode a ttenuation c h ar acter i stics of 985b h - 1007 -40 -35 -30 -25 -20 -15 -10 -5 0 5 1 1 0 100 1000 10000 frequency ( m h z ) attenuation (db) c o m m on m ode n o rm al m ode a ttenuation c h ar acter i stics of 985d h - 1023 -40 -35 -30 -25 -20 -15 -10 -5 0 5 1 1 0 100 1000 10000 frequency ( m h z ) attenuation (db) c o m m on m ode n o rm al m ode september 2003 2 ? 2003 t o ko amer i c a, inc. c f - 212- n t 2012 a ll righ t s re se rv e d p r in te d in us a
nt2012 series wirewound common mode filter impedance r esponse of 985a h - 1001 0.1 1 10 100 1000 10000 1 1 0 100 1000 10000 frequency ( m h z ) impedance ( : ) c o m m on m ode n o rm al m ode impedance r esponse of 985d h - 1024 0.1 1 10 100 1000 10000 1 1 0 100 1000 10000 frequency ( m h z ) impedance ( : ) c o m m on m ode n o rm al m ode a ttenuation c h ar acter i stics of 985a h - 1001 -40 -35 -30 -25 -20 -15 -10 -5 0 5 1 1 0 100 1000 10000 frequency ( m h z ) attenuation (db) c o m m on m ode n o rm al m ode a ttenuation c h ar acter istics of 985d h - 1024 -40 -35 -30 -25 -20 -15 -10 -5 0 5 1 1 0 100 1000 10000 frequency ( m h z ) attenuation (db) c o m m on m ode n o rm al m ode impedance r esponse of 985d h - 1025 0.1 1 10 100 1000 10000 1 1 0 100 1000 10000 frequency ( m h z ) impedance ( : ) c o m m on m ode n o rm al m ode a ttenuation c h ar acter istics of 985d h - 1025 -40 -35 -30 -25 -20 -15 -10 -5 0 5 1 1 0 100 1000 10000 frequency ( m h z ) attenuation (db) c o m m on m ode n o rm al m ode september 2003 3 ? 2003 t o ko amer i c a, inc. c f - 212- n t 2012 a ll righ t s re se rv e d p r in te d in us a
nt2012 series wirewound common mode filter impedance r esponse of 985d h - 1026 0.1 1 10 100 1000 10000 1 1 0 100 1000 10000 frequency ( m h z ) impedance ( : ) c o m m on m ode n o rm al m ode a ttenuation c h ar acter istics of 985d h - 1026 -40 -35 -30 -25 -20 -15 -10 -5 0 5 1 1 0 100 1000 10000 frequency ( m h z ) attenuation (db) c o m m on m ode n o rm al m ode test conditions impedance v s . frequency a t t e n u a t i o n v s . frequency t e s t ci rcu i t ( c o m m o n m o d e ) e 4 99 1a ( a g i l e n t ) 3 4 1 6 e 4 99 1a ( a gi l e n t ) 3 4 1 6 t e s t ci rcui t ( n o r m a l m o de ) 3 4 1 6 in o u t te s t ci rcu i t ( c o m m o n m o d e ) 50 : t e st eq u i pm en t : 8 7 5 3 d ( h p ) 50 : 3 4 1 6 in ou t t e s t ci rc ui t ( n o r ma l mo d e ) 50 : t e st eq u i pm en t : 8 7 5 3 d ( h p ) 50 : the information furnished by toko, inc., is believed to be accurate and reliable. however, toko reserves the right to make changes or improvements in the design, specification, or manufacture of its products without further notice. toko does not assume any liabilit y arising from the app lication or use of any product or circuit described herein, nor for infringements of patents or other rights of third parties which may result from the use of its products. no license is granted by implication o r otherwise under any patent or patent rights of toko, inc. toko america, inc. 1250 feehanville drive, mt. prospect, il 60056 tel: 800-pik-toko or 847-297-0070 fax: 847-699-7864 web: http:// www.tokoam.com september 2003 4 ? 2003 t o ko amer i c a, inc. c f - 212- n t 2012 a ll righ t s re se rv e d p r in te d in us a
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