Multilayer Ceramic Capacitors Feedthrough Chip X7R Ordering code system B37872 U 5 222 S 0 11 Packaging 11 ^ cardboard tape, 180-mm reel Internal coding Capacitance tolerance S ^ +50% / –20% (standard) Capacitance, coded (example) Rated voltage Termination Standard: 222 ^ 22 · 102 pF = 2,2 nF 472 ^ 47 · 102 pF = 4,7 nF Rated voltage [VDC] Code 50 5 U ^ nickel barrier “U“ also indicates feedthrough chip capacitor Type and size Chip size (inch / mm) Temperature characteristic X7R 1206 / 3216 B37872 110 10/02 Multilayer Ceramic Capacitors Feedthrough Chip X7R Features ■ ■ ■ ■ ■ Excellent EMI suppression Class 2 characteristic Low parasitic inductance and low electrical losses High attenuation at higher natural resonant frequency Space saving on the PCB Applications ■ ■ ■ ■ ■ EMI suppression Decoupling and filtering Noise suppression and broadband I/O filtering Automotive brake systems (e.g. ABS) Hall sensors Termination ■ For soldering: 4 terminations, nickel-barrier terminations (Ni) Options ■ Alternative capacitance values, capacitance tolerances, C0G characteristic and feedthrough arrays available on request Delivery mode ■ Cardboard tape, 180-mm reel Electrical data Temperature characteristic Climatic category (IEC 60068-1) Standard Dielectric Rated voltage1) Test voltage Capacitance range / E series Max. relative capacitance change Dissipation factor (limit value) DC resistance Insulation resistance 2) at + 25 °C Insulation resistance 2) at +125 °C Time constant 2) at + 25 °C Time constant 2) at +125 °C Operating temperature range Ageing 3) VR Vtest CR DC/C tan d RDC Rins Rins t t Top 1) Note: No operation on AC line. 2) For CR > 10 nF the time constant t = C · Rins is given. 3) Refer to chapter “General Techn. Inform.”, page 197. 111 10/02 X7R 55/125/56 EIA Class 2 50 2,5 · VR/5 s 2,2 nF … 10 nF (E3) ± 15 < 25 · 10 –3 < 600 > 105 > 104 > 1000 > 100 –55 … +125 yes VDC VDC % mW MW MW s s °C Multilayer Ceramic Capacitors X7R X7R Capacitance tolerances Code letter S (standard) Tolerance +50/–20% Dimensional drawing u ss bb k k k1 k k KKE0272-V KKE0328-F Dimensions (mm) Case size (inch) (mm) 1206 3216 l 3,2 ± 0,20 b 1,6 ± 0,15 s 0,9 max. k 0,4 ± 0,2 k1 1,0 ± 0,35 u 0,2 +0,2/–0,1 Tolerances to CECC 32101-801 112 10/02 Multilayer Ceramic Capacitors X7R X7R Recommended solder pad C D E A F B KKE0336-6 Maximum dimensions (mm) Case size (inch/mm) Type A B C D E F 1206/3216 feedthrough chip 0,85 1,02 1,09 1,65 0,85 0,71 Termination Termination (nickel barrier) Ceramic body Inner electrode Substrate electrode Intermediate electrode External electrode Ag Ni Sn AgPd KKE0349-3-E 113 10/02 Multilayer Ceramic Capacitors X7R X7R; 1206 Product range feedthrough capacitors X7R Size1) inch mm Type VR (VDC) CR 1206 3216 B37872 50 2,2 nF 4,7 nF 10 nF Ordering codes and packing for X7R feedthrough capacitors, 50 VDC, nickel-barrier terminations Chip thickness CR2) Ordering code mm Cardboard tape, Æ 180-mm reel ** ^ 11 pcs/reel 0,8 ± 0,1 0,8 ± 0,1 0,8 ± 0,1 4000 4000 4000 Case size 1206, 50 VDC 2,2 nF 4,7 nF 10, nF B37872U5222S0** B37872U5472S0** B37872U5103S0** 1) l ´ b (inch) / l ´ b (mm) 2) Other capacitance values on request. 114 10/02 Multilayer Ceramic Capacitors X7R X7R Typical characteristics Capacitance change DC/C25 versus temperature T Capacitance change DC/C0 versus superimposed DC voltage V KKE0186-U 20 KKE0469-N 10 ∆C % C0 0 ∆C % C 25 0 2,2 nF 50 V _ 10 _ 10 _ 20 _ 30 _ 20 _ 40 _ 50 _ 30 _ 60 _ 70 _ 80 _ 60 _ 40 _ 20 0 20 40 60 80 100 ˚C 140 _ 40 0 20 40 60 T 80 V 100 V Dissipation factor tan d versus temperature T Insertion loss dB versus frequency f KKE0470-R 0 10 _1 KKE0189-J dB tan δ Insertion loss _ 10 _ 15 Chip 2,2 nF _ 20 _ 25 10 _2 _ 30 _ 35 _ 40 _ 45 _ 50 10 0 Feedthrough 2,2 nF _ 10 1 10 2 MHz 10 3 f 10 _3 _ _ 60 40 20 0 20 40 60 80 100 ˚C 140 T 115 10/02 Multilayer Ceramic Capacitors X7R X7R Typical characteristics Capacitance change DC/C1 versus time t Insulation resistance Rins versus temperature T KKE0190-M 10 8 MΩ KKE0191-V 10 ∆C % C1 0 R ins 10 6 _5 10 5 _ 10 10 4 _ 15 10 3 10 2 0 20 40 60 80 100 ˚C 140 T _ 20 10 0 116 10/02 10 1 10 2 h t 10 3 Herausgegeben von EPCOS AG Unternehmenskommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Vervielfältigung, Veröffentlichung, Verbreitung und Verwertung dieser Broschüre und ihres Inhalts ohne ausdrückliche Genehmigung der EPCOS AG nicht gestattet. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschüre ersetzt die vorige Ausgabe. Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente können aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskünfte darüber bitten wir unter Angabe des betreffenden Typs ebenfalls über die zuständige Vertriebsgesellschaft einzuholen. Published by EPCOS AG Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices.