rohs compliant 2008.11
2 www.johansondielectrics.com x2y ? f ilter & d ecoupling c apacitors x2y ? filter capacitors employ a unique, patented low inductance design featuring two balanced capacitors that are immune to temperature, voltage and aging performance differences. these components offer superior decoupling and emi filtering performance, virtually eliminate parasitics, and can replace multiple capacitors and inductors saving board space and reducing assembly costs. a dvantages ? one device for emi suppression or decoupling ? replace up to 7 components with one x2y ? differential and common mode attenuation ? matched capacitance line to ground, both lines ? low inductance due to cancellation effect a pplications ? fpga / asic / -p decoupling ? ddr memory decoupling ? amplifier filter & decoupling ? high speed data filtering ? cellular handsets cross-sectional view g g a b equivalent circuits g1 a g2 b dimensional view cb w eb l t circuit 1 capacitance (1 y-capacitor) <10pf 10pf 22pf 27pf 33pf 47pf 100pf 220pf 470pf 1000pf 1500pf 2200pf 4700pf .010f .015f .022f .047f 0.10f 0.18f 0.22f 0.33f 0.40f 0.47f 1.0f circuit 2 capacitance (2 y-caps in parallel) <20pf 20pf 44pf 54pf 66pf 94pf 200pf 440pf 940pf 2000pf 3000pf 4400pf 9400pf .020f .030f .044f .094f 0.20f 0.36f 0.44f 0.68f 0.80f 0.94f 2.0f case size eia (jdi) cap. code xrx 100 220 270 330 470 101 221 471 102 152 222 472 103 153 223 473 104 184 224 334 404 474 105 0402 (x07) npo 50 50 50 50 50 50 50 x7r 50 50 50 50 50 50 50 16 0603 (x14) npo 100 100 100 100 100 100 50 50 x7r 100 100 100 100 100 100 100 100 50 25 25 16 10 6.3 0805 (x15) npo 100 100 100 100 100 100 50 50 x7r 100 100 100 100 100 100 100 100 100 50 50 50 25 10 1206 (x18) npo voltage ratings 6.3 = 6.3 vdc 10 = 10 vdc 16 = 16 vdc 25 = 25 vdc 50 = 50 vdc 100 = 100 vdc 100 x7r 100 100 100 100 100 16 16 10 1210 (x41) x7r 100 100 100 16 1410 (x44) x7r 100 1812 (x43) x7r 100 100 see part number listing table on pages 7 & 8 contact factory for part combinations not shown. circuit 1 capacitance measured line-to-ground (a or b to g) circuit 2 capacitance measured power-to-ground (a + b to g) rated voltage is from line to ground in circuit 1, power to ground in circuit 2 . x2y ? technology patents and registered trademark under license from x2y attenuators, llc
3 www.johansondielectrics.com x2y ? f ilter & d ecoupling c apacitors power ground g1 g2 a b filtering circuit 1 s21 signal-to-ground decoupling circuit 2 s21 power-to-ground g1 g2 a b signal 1 signal 2 ground 10.0 1.00 0.10 0.01 10.0 1.00 0.10 0.01 approximate impedance ( ) approximate impedance ( ) h ow to o rder x2y ? f ilter & d ecoupling c apacitors p/n written: 100x14w104mv4t voltage 6r3 = 6.3 v 100 = 10 v 160 = 16 v 250 = 25 v 500 = 50 v 101 = 100 v marking 4 = unmarked dielectric n = npo w = x7r capacitance (circuit 1) 1st two digits are significant; third digit denotes number of zeros. 102 = 1000 pf = 1 nf 103 = 0.01 f = 10 nf 104 = 0.10 f = 100 nf tolerance m = 20% case size x07 = 0402 x14 = 0603 x15 = 0805 x18 = 1206 x41 = 1210 x43 = 1812 x44 = 1410 4 termination v = ni barrier w/ 100% sn plating v w x14 100 104 m tape modifier code tape reel e embossed 7? t paper 7? tape specs. per eia rs481 t labeled capacitance values below follow the p/n order code or y cap value (circuit 1.) effective capacitance measured in circuit 2 is 200% of the labled circuit 1 y cap value. e lectrical c haracteristics npo x7r temperature coefficient: 15% (-55 to +125c) 15% (-55 to +125c) dielectric strength: 2.5 x wvdc, 25c, 50ma max. dissipation factor: 0.1% max. wvdc 50 vdc: 2.5% max. wvdc = 25 vdc: 3.5% max. wvdc = 10, 16 vdc: 5.0% max. wvdc = 6.3 vdc: 10% max. insulation resistance (min. @ 25c, wvdc) c 0.047f: 1000 f or 100 g , whichever is less c> 0.047f: 500 f or 10 g , whichever is less test conditions: c > 100 pf; 1khz 50hz; 1.00.2 vrms c 100 pf; 1mhz 50khz; 1.00.2 vrms 1.0khz50hz @ 1.00.2 vrms other: see main catalog page 20 for additional dielectric specifications.
4 www.johansondielectrics.com the x2y ? design - a capacitive circuit x2y ? components share many common features with standard multi-layer ceramic capacitors (mlcc) for easy adoption by end-users. ? same component sizes (0603, 0805, 1206, etc.) ? same dielectric, electrode and termination materials ? same pick and place equipment ? same industry test standards for component reliability a standard multi-layer ceramic capacitor (mlcc) consists of opposing electrode layers a & b. the x2y ? design adds another set of electrode layers (g) which effectively surround each existing electrode of a two-terminal capacitor. the only external difference is two additional side t erminations, creating a four-terminal capacitive circuit, which allows circuit designers a multitude of attachment options. experts agree that balance is the key to a ?quiet? circuit. x2y? is a balanced circuit device with two equal halves, tightly matched in both phase and magnitude with respect to ground. several advantages are gained by two balanced capacitors sharing a single ceramic component body. ? exceptional common mode rejection ? effects of aging & temperature are equal on both caps ? effect of voltage variation eliminated ? matched line-to-ground capacitance common mode choke replacement in this example, a 5 h common mode choke is replaced by an 0805, 1000pf x2y ? component acheiving superior emi filtering by a component a fraction of the size and cost. dc motor emi reduction: a superior solution one x2y ? component has successfully replaced 7 discrete filter components while achieving superior emi filtering. inamp input filter example in this example, a single johanson x2y ? component was used to filter noise at the input of a dc instrumentation amplifier. this reduced component count by 3-to-1 and costs by over 70% vs. conventional filter components that included 1% film y-capacitors. parameter x2y ? 10nf discrete 10nf, 2 @ 220 pf comments dc offset shift < 0.1 v < 0.1 v referred to input common mode rejection 91 db 92 db source: analog devices, ?a designer?s guide to instrumentation amplifiers (2nd edition)? by charles kitchin and lew counts x2y ? circuit 1: filtering when used in circuit 1 configuration the x2y ? filter capacitor is connected across two signal lines. differential mode noise is filtered to ground by the two y capacitors, a & b. common mode noise is cancelled within the device. common mode choke 9.0 x 6.0 x 5.0 mm x2y ? 2.0 x 1.3 x 1.0 mm no filter cmc 5uh x2y? 1000pf ambient g1 g2 a b signal 1 signal 2 ground x2y ? f ilter & d ecoupling c apacitors a g1 g2 b
5 www.johansondielectrics.com ? low esl (device only and mounted) ? broadband performance ? effective on pcb or package ? lower via count, improves routing ? reduces component count ? lowers placement cost x2y ? circuit 2: decoupling when used in circuit 2 configuration, a & b capacitors are placed in parallel effectively doubling the apparent capacitance whi le maintaining an ultra-low inductance. the low inductance advantages of the x2y? capacitor circuit enables high-performance bypass networks at reduced sys tem cost. mounted performance system performance 1:5 mlcc replacement example x2y?s ? proven technology enables end-users to use one x2y capacitor to replace five conventional mlccs in a typical high performance ic bypass design. vias are nearly cut in half, board space is reduced and savings are in dollars per pcb. 104 mlcs 0402 47nf 20 x2y ? 0603 100nf transfer impedance seen by fpga mutual coupling from opposing polarity vias lowers inductance when mounted on a pcb. component performance the x2y ? has short, multiple and opposing current paths resulting in lower device inductance. power ground g1 g2 a b x2y ? f ilter & d ecoupling c apacitors
6 www.johansondielectrics.com s older p ad r ecommendations 0402 (x07) 0603 (x14) 0805 (x15) 1206 (x18) 1210 (x41) 1410 (x44) 1812 (x43) in mm in mm in mm in mm in mm in mm in mm x 0.020 0.51 0.035 0.89 0.050 1.27 0.065 1.65 0.100 2.54 0.100 2.54 0.125 3.18 y 0.020 0.51 0.025 0.64 0.035 0.89 0.040 1.02 0.040 1.02 0.040 1.02 0.040 1.02 g 0.024 0.61 0.040 1.02 0.050 1.27 0.080 2.03 0.080 2.03 0.100 2.54 0.130 3.30 v 0.015 0.38 0.020 0.51 0.022 0.56 0.040 1.02 0.045 1.14 0.045 1.14 0.045 1.14 u 0.039 0.99 0.060 1.52 0.080 2.03 0.120 3.05 0.160 4.06 0.160 4.06 0.190 4.83 z 0.064 1.63 0.090 2.29 0.120 3.05 0.160 4.06 0.160 4.06 0.180 4.57 0.210 5.33 use of solder mask beneath component is not recommended because of flux/contaminant entrapment. v v v z x u v g y x2y ? f ilter & d ecoupling c apacitors o ptimizing x2y p erformance x2y? low inductance capacitors deliver excellent performance in emi/rfi ? ltering and power delivery bypass / decoupling applica- tions. physical and electrical placement on the pcb is critical in achieving best results. in emi filter applications stray inductance should be minimized between signals and the a and b capacitor pads. use star or dai sy chain routes, rather than ?t? to capacitor pads as shown in figure 1. for pdn bypass applications figure 2 compares the x2y? recommended layout against a poor layout. because of its long extents from device terminals to vias, and the wide via separation, the poor layout exhibits approximately 200% l1 inductance, and 150% l2 inductance compared to recommended x2y layouts. as with any ceramic capacitor, hand soldering is discouraged due to the risk of thermal crack failure. if hand soldering is emp loyed for lab evaluation, pre-heat the assembly and utilize contact-less soldering methods such as a hot air tool. figure 1: emi filtering recommended layouts good layout poor layout figure 2: decoupling layout m echanical c haracteristics 0402 (x07) 0603 (x14) 0805 (x15) 1206 (x18) 1210 (x41) 1410 (x44) 1812 (x43) in mm in mm in mm in mm in mm in mm in mm l 0.045 0.003 1.143 0.076 0.064 0.005 1.626 0.127 0.080 0.008 2.032 0.203 0.124 0.010 3.150 0.254 0.125 0.010 3.175 0.254 0.140 0.010 3.556 0.254 0.174 0.010 4.420 0.254 w 0.024 0.003 0.610 0.076 0.035 0.005 0.889 0.127 0.050 0.008 1.270 0.203 0.063 0.010 1.600 0.254 0.098 0.010 2.489 0.254 0.098 0.010 2.490 0.254 0.125 0.010 3.175 0.254 t 0.020 max 0.508 max 0.026 max 0.660 max 0.040 max 1.016 max 0.050 max 1.270 max 0.070 max 1.778 max 0.070 max 1.778 max 0.090 max 2.286 max eb 0.008 0.003 0.203 0.076 0.009 0.004 0.229 0.102 0.009 0.004 0.229 0.102 0.009 0.004 0.229 0.102 0.009 0.005 0.229 0.127 0.009 0.005 0.229 0.127 0.009 0.005 0.229 0.127 cb 0.010 0.003 0.305 0.076 0.018 0.004 0.457 0.102 0.022 0.005 0.559 0.127 0.040 0.005 1.016 0.127 0.045 0.005 1.143 0.127 0.045 0.005 1.143 0.127 0.045 0.005 1.143 0.127
7 www.johansondielectrics.com size tc y-capacitor voltage rating (dc) johanson p/n reel qty value tolerance 0402 npo/cog 1.8pf 0.5pf 50 500x07n1r8cv4t 4,000 2.2pf 0.5pf 50 500x07n2r2cv4t 4,000 4.7pf 0.5pf 50 500x07n4r7cv4t 4,000 5.6pf 0.5pf 50 500x07n5r6cv4t 4,000 10pf 20% 50 500x07n100mv4t 4,000 22pf 20% 50 500x07n220mv4t 4,000 27pf 20% 50 500x07n270mv4t 4,000 33pf 20% 50 500x07n330mv4t 4,000 47pf 20% 50 500x07n470mv4t 4,000 100pf 20% 50 500x07n101mv4t 4,000 x7r 100pf 20% 50 500x07w101mv4t 4,000 220pf 20% 50 500x07w221mv4t 4,000 470pf 20% 50 500x07w471mv4t 4,000 1.0nf 20% 50 500x07w102mv4t 4,000 1.5nf 20% 50 500x07w152mv4t 4,000 2.2nf 20% 50 500x07w222mv4t 4,000 4.7nf 20% 50 500x07w472mv4t 4,000 10nf 20% 16 160x07w103mv4t 4,000 0603 npo/cog 1.8pf 20% 100 101x14n1r8cv4t 4,000 2.2pf 20% 100 101x14n2r0cv4t 4,000 4.7pf 20% 100 101x14n4r7cv4t 4,000 5.6pf 20% 100 101x14n5r6cv4t 4,000 10pf 20% 100 101x14n100mv4t 4,000 22pf 20% 100 101x14n220mv4t 4,000 27pf 20% 100 101x14n270mv4t 4,000 33pf 20% 100 101x14n330mv4t 4,000 47pf 20% 100 101x14n470mv4t 4,000 100pf 20% 50 500x14n101mv4t 4,000 220pf 20% 50 500x14n221mv4t 4,000 x7r 47pf 20% 100 101x14w470mv4t 4,000 100pf 20% 100 101x14w101mv4t 4,000 220pf 20% 100 101x14w221mv4t 4,000 470pf 20% 100 101x14w471mv4t 4,000 1.0nf 20% 100 101x14w102mv4t 4,000 1.5nf 20% 100 101x14w152mv4t 4,000 2.2nf 20% 100 101x14w222mv4t 4,000 4.7nf 20% 100 101x14w472mv4t 4,000 10nf 20% 50 500x14w103mv4t 4,000 15nf 20% 25 250x14w153mv4t 4,000 22nf 20% 25 250x14w223mv4t 4,000 47nf 20% 16 160x14w473mv4t 4,000 100nf 20% 10 100x14w104mv4t 4,000 220nf 20% 6.3 6r3x14w224mv4t 4,000 parts listed in the table are standard parts and carry the highest dc voltage rating for their size and value. legacy part numb er requirements for lower voltage codes are fulfilled with the higher voltage rating which exceeds the requirement. please contact the factory for part values or voltage combinations that are not shown. x2y ? f ilter & d ecoupling c apacitors
size tc y-capacitor voltage rating (dc) johanson p/n reel qty value tolerance 0805 npo/cog 10pf 20% 100 101x15n100mv4e 4,000 22pf 20% 100 101x15n220mv4e 4,000 27pf 20% 100 101x15n270mv4e 4,000 33pf 20% 100 101x15n330mv4e 4,000 47pf 20% 100 101x15n470mv4e 4,000 100pf 20% 100 101x15n101mv4e 4,000 220pf 20% 50 500x15n221mv4e 4,000 470pf 20% 50 500x15n471mv4e 4,000 x7r 47pf 20% 100 101x15w470mv4e 4,000 100pf 20% 100 101x15w101mv4e 4,000 220pf 20% 100 101x15w221mv4e 4,000 470pf 20% 100 101x15w471mv4e 4,000 1nf 20% 100 101x15w102mv4e 4,000 1.5nf 20% 100 101x15w152mv4e 4,000 2.2nf 20% 100 101x15w222mv4e 4,000 4.7nf 20% 100 101x15w472mv4e 4,000 10nf 20% 100 101x15w103mv4e 4,000 15nf 20% 50 500x15w153mv4e 4,000 22nf 20% 50 500x15w223mv4e 4,000 47nf 20% 50 500x15w473mv4e 4,000 100nf 20% 25 250x15w104mv4e 4,000 180nf 20% 10 100x15w184mv4e 4,000 1206 npo/cog 1nf 20% 100 101x18n102mv4e 3,000 x7r 10nf 20% 100 101x18w103mv4e 3,000 15nf 20% 100 101x18w153mv4e 3,000 22nf 20% 100 101x18w223mv4e 3,000 47nf 20% 100 101x18w473mv4e 3,000 100nf 20% 100 101x18w104mv4e 3,000 220nf 20% 16 160x18w224mv4e 3,000 330nf 20% 16 160x18w334mv4e 3,000 470nf 20% 10 100x18w474mv4e 3,000 1210 x7r 100nf 20% 100 101x41w104mv4e 2,000 220nf 20% 100 101x41w224mv4e 2,000 330nf 20% 100 101x41w334mv4e 2,000 1000nf 20% 16 160x41w105mv4e 2,000 1410 x7r 400nf 20% 100 101x44w404mv4e 2,000 1812 x7r 330nf 20% 100 101x43w334mv4e 1,000 470nf 20% 100 101x43w474mv4e 1,000 parts listed in the table are standard parts and carry the highest dc voltage rating for their size and value. legacy part number requirements for lower voltage codes are fulfilled with the higher voltage rating which exceeds the requirem ent. please contact the factory for part values or voltage combinations that are not shown. x2y ? f ilter & d ecoupling c apacitors 15191 bledsoe street sylmar, california 91342 tel (818) 364-9800 ? fax (818) 364-6100 http://www.johansondielectrics.com ? 2008 publication x2y0811 printed in usa johanson hong kong ltd. unit e, 11/f., phase 1, kaiser estate 41 man yue street hunghom, kowloon, hong kong tel: (852) 2334 6310 ? fax: (852) 2334 8858 johanson europe ltd. acorn house, old kiln road flackwell heath, bucks hp10 9nr united kingdom tel +44-162-853-1154 ? fax +44-162-853-2703 johanson dielectrics, inc. reserves the right to make design and price changes without notice. all sales are subject to the te rms and conditions printed on the back side of our sales order acknowledgment forms, including a limited warranty and remedies for non- conforming goods or defective goods. we will be pleased to provide a copy of these terms and conditions for your review .
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