www.vishay.com 9 292d vishay sprague document number: 40042 revision 19-mar-04 for technical questions, contact tantalum@vishay .com features ? q-case offers single-sided lead (pb)-free terminations ? 0805 footprint ? wraparound lead (pb)-free terminations: p and r cases ? 8mm tape and reel packaging available per eia-481-1 and reeling per iec 286-3. 7 [178mm] standard. 13 [330mm] available. performance characteristics operating temperature: - 55 c to + 85 c (to + 125 c voltage derating) capacitance range: 1.0 f to 47 f capacitance tolerance: 10%, 20% standard voltage rating: 3wvdc to 20wvdc 292d model note: preferred tolerance and reel size are in bold . ordering information 106 capacitance p case code see ratings and case codes table. 2 = solderable coating. standard. 4 = gold plated 8 = solder plated (60/ 40) special order. 2 termination x_ capacitance tolerance 010 dc voltage rating @ + 85 c this is expressed in volts. to complete the three-digit block, zeros precede the voltage rating. a decimal point is indicated by an "r" (6r3 = 6.3 volts). _ reel size and packaging t = tape and reel* 7" [178mm] reel w =13" [330mm] reel *cathode nearest sprocket hole. this is expressed in picofarads. the first two digits are the significant figures. the third is the number of zeros to follow. x0 = 20% x9 = 10% dimensions in inches [millimeters] case eia l w h p r 0805 0.079 0.008 0.051 0.008 0.047 (max.) 0.020 0.012 [2012] [2.0 0.2] [1.3 0.2] [1.2 max.] [0.5 0.3] p 0805 0.079 0.010 0.053 0.008 0.053 0.008 0.020 0.012 [2012] [2.0 0.25] [1.35 0.2] [1.35 0.2] [0.5 0.3] tantalum wire nib identifies anode (+) terminal p p l h w solid tantalum chip capacitors, tantamount ? leadless molded case eia l w h p k1 k2 s q 0805 0.079 0.008 0.043 0.008 0.043 (max.) 0.020 0.012 0.008 0.006 min 0.002 min [2012] [2.0 0.2] [1.1 0.2] [1.1 max.] [0.5 0.3] [0.2 min] [0.15 min] [0.05 min] tantalum wire nib identifies anode (+) terminal p p l polarity bar w k1 k2 s s h p and r cases q case bottom q case top images are not to scale
document number: 40042 revision 19-mar-04 www.vishay.com 10 292d vishay sprague for technical questions, contact tantalum@vishay .com *preliminary values, contact factory for availability. ratings and case codes f 3v 4v 6.3v 10v 16v 20v 1 rrr 2.2 r r r r r 3.3 r p/r r 4.7 r r p/r r 6.8 r r p/r 10 r r q*/p/r p 15 r r p 22 p/r p/r 33 p/r p/r* 47 p *preliminary values, contact factory for availability. capacitance case part max max df max esr max ripple ( f) code number dcl @ + 25 c @ 100k hz 100k hz @ +25 c (%) ( ? ) irms ( a) (amps) 3wvdc @ + 85 c, surge = 3.9v. . .1.9wvdc @ + 125 c, surge = 2.9v 47 p 292d476x_003p2t 1.5 12 6 0.21 4wvdc @ + 85 c, surge = 5.2v. . .2.7wvdc @ + 125 c, surge = 3.4v 2.2 r 292d225x_004r2t 0.5 6 7.6 0.057 3.3 r 292d335x_004r2t 0.5 6 7.6 0.057 4.7 r 292d475x_004r2t 0.5 6 6.3 0.063 6.8 r 292d685x_004r2t 0.5 6 5.5 0.067 10 r 292d106x_004r2t 0.5 6 5.1 0.070 15 r 292d156x_004r27 0.8 8 3.5 0.085 22 p 292d226x_004p2t 0.9 8 3.5 0.085 22 r 292d226x_004r2t 0.9 10 3.5 0.085 33 p 292d336x_004p2t 1.3 10 3.5 0.085 33 p 292d336x_004p2t_035 1.3 10 1.1 0.151 33 r 292d336x_004r2t 1.3 12 3.5 0.085 6.3wvdc @ + 85 c, surge = 8v. . .4wvdc @ + 125 c, surge = 5v 2.2 r 292d225x_6r3r2t 0.14 10 3.0 0.091 4.7 r 292d475x_6r6r2t 0.6 6 3.4 0.086 6.8 r 292d685x_6r3r2t 0.5 6 5 0.071 10 r 292d106x_6r3r2t 0.9 10 3.5 0.085 15 r 292d156x_6r3r2t 0.9 10 3.5 0.085 15 r 292d15x_6r3r2_035 0.9 10 1.8 0.118 22 p 292d226x_6r3p2t 1.3 10 3.5 0.118 22 p 292d226x_6r3p2_035 0.9 10 1.1 0.151 22 r 292d226x_6r3r2t 1.4 10 3.5 0.085 33 p 292d336x_6r3p2t 2.1 12 3.5 0.085 33* r* 292d336x_6r3r2t* 2.1* 12* 3.5* 0.085* 10wvdc @ + 85 c, surge = 13v. . .7wvdc @ + 125 c, surge = 8v 1 r 292d105x_010r2 0.5 4 9.6 0.051 2.2 r 292d225x_010r2t 0.5 6 6.3 0.063 3.3 r 292d335x_010r2t 0.5 8 2.0 0.11 3.3 r 292d335x_010r2_035 0.5 8 1.0 0.158 3.3 p 292d335x_010p2t 0.5 8 2.0 0.11 4.7 p 292d475x_010p2t 0.5 8 5.0 0.071 4.7 r 292d475x_010r2t 0.5 8 5.0 0.071 6.8 p 292d685x_010p2t 0.7 8 2.0 0.112 6.8 r 292d685x_010r2t 0.7 8 2.0 0.112 10 p 292d106x_010p2t 1.0 8 2.0 0.112 10* q* 292d106x_010q2t* 1.0* 8* 2.0* 0.112* 10 r 292d106x_010r2t 1.0 8 2.0 0.112 15 p 292d156x_010p2t 1.5 8 3.5 0.085 15 p 292d156x_010p2_035 1.5 8 1.1 0.151 16wvdc @ + 85 c, surge = 20v. . .10wvdc @ + 125 c, surge = 12v 1 r 292d105x_016r2 0.5 4 9.3 0.052 2.2 r 292d225x_016r2t 0.35 8 6 0.065 3.3 r 292d335x_016r2t 0.53 8 6 0.065 3.3 r 292d335x_016r2_035 0.53 8 3 0.091 4.7 r 292d475x_016r2t 0.75 8 6 0.065 10 p 292d106x_016p2t 1.6 8 6 0.065 20wvdc @ + 85 c, surge = 26v. . .13wvdc @ + 125 c, surge = 16v 1.0 r 292d105x_020r2t 0.2 8 5.0 0.071 2.2 r 292d225x_020r2t 0.5 8 6.0 0.14 standard ratings
www.vishay.com 11 292d vishay sprague document number: 40042 revision 19-mar-04 for technical questions, contact tantalum@vishay .com performance characteristics 1. operating temperature: capacitors are designed to operate over the temperature range of - 55 c to + 85 c. 1.1 capacitors may be operated to + 125 c with voltage derating to two-thirds the + 85 c rating. - 55 c - 10% + 85 c + 10% + 125 c + 12% 6. dissipation factor: the dissipation factor, determined from the expression 2 frc, shall not exceed values listed in the standard ratings table. 6.1 measurements shall be made by the bridge method at, or referred to, a frequency of 120hz and a temperature of + 25 c. 7. leakage current: capacitors shall be stabilized at the rated temperature for 30 minutes. rated voltage shall be applied to capacitors for 5 minutes using a steady source of power (such as a regulated power supply) with 1000 ohm resistor connected in series with the capacitor under test to limit the charging current. leakage current shall then be measured. 7.1 at + 25 c, the leakage current shall not exceed the value listed in the standard ratings table. 7.2 at + 85 c, the leakage current shall not exceed 10 times the value listed in the standard ratings table. 7.3 at + 125 c, the leakage current shall not exceed 12 times the value listed in the standard ratings table. 2. dc working voltage: the dc working voltage is the maximum operating voltage for continuous duty at the rated temperature. 3. surge voltage: the surge dc rating is the maximum voltage to which the capacitors may be subjected under any conditions, including transients and peak ripple at the highest line voltage. 3.1 surge voltage test: capacitors shall withstand the surge voltage applied in series with a 33 ohm 5% resistor at the rate of one-half minute on, one-half minute off, at + 85 c, for 1000 successive test cycles. 3.2 following the surge voltage test, the dissipation factor and the leakage current shall meet the initial require ments; the capacitance shall not have changed more than 10%. 4. capacitance tolerance : the capacitance of all capacitors shall be within the specified tolerance limits of the normal rating. 4.1 capacitance measurements shall be made by means of polarized capacitance bridge. the polarizing voltage shall be of such magnitude that there shall be no reversal of polarity due to the ac component. the maximum voltage applied to capacitors during measure ment shall be 2 volts rms at 120hz at + 25 c. if the ac voltage applied is less than one-half volt rms, no dc bias is required. accuracy of the bridge shall be within 2%. 5. capacitance change with temperature : the capacitance change with temperature shall not exceed the following percentage of the capacitance measured at + 25 c: at + 85 c + 125 c rating working surge working surge voltage voltage voltage voltage (v) (v) (v) (v) 4.0 5.2 2.7 3.4 6.3 8.0 4.0 5.0 10.0 13.0 7.0 8.0 typical leakage current factor range 100 10 1.0 0.1 0.01 0.001 0 10 20 30 40 50 60 70 80 90 100 + 125 c + 85 c + 55 c + 25 c 0 c - 55 c percent of rated voltage leakage current factor note that the leakage current varies with applied voltage. see graph below for the appropriate adjustment factor.
document number: 40042 revision 19-mar-04 www.vishay.com 12 292d vishay sprague for technical questions, contact tantalum@vishay .com esr esr (equivalent series resistance) shall not exceed the values listed in the ratings table. measurement shall be made by the bridge method at a frequency of 100khz and a temperature of + 25 c. life test: capacitors shall withstand rated dc voltage applied at + 85 c or two-thirds rated voltage applied at + 125 c for 2000 hours. following the life test, the dissipation factor shall meet the initial requirement; the capacitance change shall not exceed 10%; the leakage current shall not exceed 125% of the initial requirement. solderability: capacitors will meet the solderability requirements of (mil-std-202, method 208), ansi/j- std-002, test b. resistance to solder heat: capacitors will withstand exposure to + 245 c + 5 c for 5 seconds. following the resistance to solder heat test, capacitance, dissipation factor and dc leakage current shall meet the initial requirement. terminal strength: per iec-384-3, minimum of 3n shear force. flammability: encapsulant materials meet ul94 v0 with an oxygen index of 32%. capacitor failure mode: the predominant failure mode for solid tantalum capacitors is increased leakage current resulting in a shorted circuit. capacitor failure may result from excess forward or reverse dc voltage, surge current, ripple current, thermal shock or excessive temperature. the increase in leakage is caused by a breakdown of the ta 2 o 5 dielectric. for additional information on leakage failure of solid tantalum chip capacitors, refer to vishay sprague technical paper, leakage failure mode in solid tantalum chip capacitors. a-c ripple current: the maximum allowable ripple current shall be determined from the formula: where, p = power dissipation in watts @ + 25 c as given in the table in paragraph number 5 (power dissipation). r esr = the capacitor equivalent series resistance at the specified frequency. a-c ripple voltage: the maximum allowable ripple voltage shall be determined from the formula: or, from the formula: where, p = power dissipation in watts @ + 25 c as given in the table in paragraph number 5 (power dissipation). r esr = the capacitor equivalent series resistance at the specified frequency. z = the capacitor impedance at the specified frequency. the sum of the peak ac voltage plus the dc voltage shall not exceed the dc voltage rating of the capacitor. the sum of the negative peak ac voltage plus the applied dc voltage shall not allow a voltage reversal exceeding 10% of the dc working voltage at + 25 c. temperature derating : if these capacitors are to be operated at temperatures above + 25 c, the permis- sible rms ripple current or voltage shall be calculated using the derating factors as shown: v rms = i rms x z power dissipation : power dissipation will be affected by the heat sinking capability of the mounting surface. non-sinusoidal ripple current may produce heating ef- fects which differ from those shown. it is important that the equivalent irms value be established when calculat- ing permissible operating levels. (power dissipation calculated using +25 c temperature rise. i rms = p r esr v rms = p r esr case code maximum permissible power dissipation @ + 25c (watts) in free air p 0.025 r 0.025 q 0.025 temperature derating factor + 25 c + 85 c + 125 c 1.0 0.9 0.4 8. 8.1 9. 9.1 10 11. 11.1 12. 13. 14. 15. performance characteristics (contin ued) guide to application 1. 2. 2.1 2.2 2.3 2.4
www.vishay.com 13 292d vishay sprague document number: 40042 revision 19-mar-04 for technical questions, contact tantalum@vishay .com 3. reverse voltage: these capacitors are capable of withstanding peak voltages in the reverse direction equal to 10% of the dc rating at + 25 c, 5% of the dc rating at + 85 c and 1% of the dc rating at +125 c 4. recommended rated working voltage guidelines: 5. printed circuit board materials : the 292d is compat- ible with commonly used printed circuit board materials (alumina substrates, fr4, fr5, g10, ptfe- fluorocar- bon and porcelanized steel). 6. attachment: 6.1 solder paste: the recommended thickness of the solder paste after application is .007" .001" [.178mm 0.025mm]. care should be exercised in selecting the solder paste. the metal purity should be high as practical. the flux (in the paste) must be active enough to remove the oxides formed on the metallization prior to the exposure to soldering heat. in practice this can be aided by extending the solder preheat time at temperatures below the liquidous state of the solder. 6.2 soldering: capacitors can be attached by conventional soldering techniques - vapor phase, infrared reflow, wave soldering and hot plate methods. the soldering profile chart shows maximum recommended time/ temperature conditions for soldering. attachment with a soldering iron is not recommended due to the difficulty of controlling temperature and time at temperature. if hand soldering is necessary, the soldering iron must never come in contact with the capacitor. application voltage recommended (v) capacitor voltage rating (v) 2.5 4.0 4.0 6.3 6.0 10.0 10.0 16.0 12.0 20.0 9. cleaning (flux removal) after soldering: the 292d is compatible with all commonly used solvents such as tes, tms, prelete, chlorethane, terpene and aqueous cleaning media. however, cfc/ods products are not used in the production of these devices and are not recommended. solvents containing methylene chloride or other epoxy solvents should be avoided since these will attack the epoxy encapsulation material. 9.1 when using ultrasonic cleaning, the board may resonate if the output power is too high. this vibration can cause cracking or a decrease in the adherence of the termination. do not exceed 9w/l @ 40khz for 2 minutes. recommended mounting pad geometries : proper mounting pad geometries are essential for successful solder connections. these dimensions are highly process sensitive and should be designed to minimize component rework due to unacceptable solder joints. the dimensional configurations shown are the recom - mended pad geometries for both wave and reflow soldering techniques. these dimensions are intended to be a starting point for circuit board designers and may be fine tuned if necessary based upon the pecu- liarities of the soldering process and/or circuit board design. time (seconds) temperature deg. centigrade reflow solder pads* in inches [millimeters) b c b a case code p/r q separation (c) pad metallization (b) width (a) 0.059 [1.5] 0.051 [1.3] 0.039 [1.0] 0.039 [1.0] 0.071 [1.8] 0.071 [1.8] reflow soldering profile 300 250 200 150 100 50 0 300 250 200 150 100 50 0 245 c typical 130 c typical 0 50 100 150 200 250 8.
document number: 40042 revision 19-mar-04 www.vishay.com 14 292d vishay sprague for technical questions, contact tantalum@vishay .com tape and reel packaging in inches [millimeters] tape and reel specifications : all case codes are available on plastic embossed tape per eia-481-1. tape reeling per iec 286-3 is also available. standard reel diameter is 7" [178mm]. 13 [330mm] reels are available. the most efficient packaging quantities are full reel increments on a given reel diameter. the quantities shown allow for the sealed empty pockets required to be in conformance with eia-481-1. reel size must be specified in the vishay sprague ? part number. 0. 053 0.0039 [1.35+0.100] .157 .004 [4.0 .10] .079 .002 [2.0 .050] .069 .004 [1.75 .10] f w d 1 min. p b 0 a 0 .059 + .004 - 0.0 [1.5 + .10 - 0.0] direction of feed tape size b 1 (max.) d 1 (min.) f k (max.) p wa 0 b 0 k 0 8mm 0.092 0.0039 [2.34 0.100] 0. 0394 + 0.0098 [1.5+0.100 ] 0.1378 0 .0098 [3.5 .05] . 0.1575 0 .0039 [4.0 0.2] 0.315 + 0.0118 -0.0039 [8.0+.30-0.1] notes: a 0 b 0 k 0 are determined by component size. the clearance between the component and the cavity must be within .002" [.05mm] minimum to .020" [.50mm] maximum for 8mm tape and .002" [.05mm] minimum to .026" [.65mm] maximum for 12mm tape. standard orientation is with the cathode (-) nearest to the sprocket holes per eia-481-1 and iec 286-3. top cover tape thickness carrier embossment cathode (-) anode (+) direction of feed k max. .024 [.600] max. k 0 top cover tape b 1 max. p r q case code tape width component pitch units per reel 7" [178] reel 13" [330] reel 8mm 8mm 8mm 4mm 4mm 4mm 2500 2500 2500 10000 10000 10000
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