www.vishay.com 7 PHR vishay sfernice document number: 53037 revision 04-jun-03 for technical questions, contact sfer@vishay.com features ? load life stability at ? 70c for 2000 hours: 0.15% under pn ? low temperature coeffcient down to ? 10ppm/c ? very low noise and voltage coeffcient ? resistance range: 50 ? to 3m ? (depending on size) ? laser trimmed tolerances to ? 0.01% ? tcr in lot tracking 5ppm/c ? termination: thin film technology ? gold plated or pre-tinned terminations over nickel barrier very high precision, very high stability thin chip resistors for low noise and precision applications, superior stability, low temperature coeffcient of resistance, and low voltage coeffcient, vishay sfernices precision thin flm wrap- around resistors exceed requirements of mil-prf-55342g characteristics y (? 10ppm/c). dimensions in millimeters dimensions case a b c d/e size max. tol. max. tol. max. tol. max. tol. + 0.64 +0.26 + 0.64 + 0.13 min. tol. min. tol. min. tol. min. tol. - 0.13 - 0.13 - 0.13 - 0.13 0603 1.52 0.75 0.38 0.38 0805 1.91 1.27 0.38 0.38 1206 3.0 1.60 0.38 0.38 2010 5.08 2.54 0.38 0.60 (1) note (1) : tolerance ? 0.25 ordering information PHR 0603 y 1003 p b series case style tcr ohmic value tolerance termination PHR = hi rel chip 0603 y = ? 10ppm/c the first three digits (2 digits l = ? 0.01% b: tinned over nickel 0805 (digit 1) are enough for tolerance g p = ? 0.02% barrier (type e4) 1206 z = ? 5ppm/c and j) are significant figures w = ? 0.05% g: gold over nickel 2010 (digit 0) and the last digit specifies b = ? 0.10% barrier (type e7) e = ? 25ppm/c the number of zero to follow. (digit 2) r designates decimal point 10 r0 = 10 ? 3901 = 3900 ? 1004 = 1m ? b a d d e e c
document number: 53037 revision 04-jun-03 www.vishay.com 8 PHR vishay sfernice for technical questions, contact sfer@vishay.com very high precision, very high stability thin film chip resistors vishay sfernice designation PHR 0603 PHR 0805 PHR 1206 PHR 2010 esa specification applied scc 4001/023 variant number 01 - 05 02 - 06 03 - 07 04 - 08 power rating at + 70c (pn) 0.1w 0.125w 0.25w 0.5w limiting element voltage (ul) 35v 75v 100v 150v ohmic value range min. 50 ? min. 50 ? min. 50 ? min. 50 ? max. 200k ? max. 250k ? max. 1m ? 3m ? insulation voltage (ui) 70v 150v 200v 300v temperature coefficient ? 10ppm/c; ? 25ppm/c ? 5ppm/c (22 to 70c) tolerance ? 0.01% (r > 250 ? ), ? 0.02% (r > 100 ? ), ? 0.05%, ? 0.1% temperature range - 55c/+ 155c soldering temperature (tsol) 260c, immersion 10 sec. mechanical specifications substrate alumina technology thin film film nickel chromium with mineral passivation protection epoxy and silicon terminations b type : pre-tinned over nickel barrier for solder refow g type : gold over nickel barrier for other applications (not under qualifcation) two types of packaging are available: waffe-pack and tape and reel. extended features you may consult vishay sfernice for chip sizes, ohmic values and tolerances outside the qualifed range. number of pieces per package size waffle tape and reel tape pack min max width 2 x 2 0603 0805 100 1206 140 250 4000 8 mm 2010 60 8 mm* *12 mm on request performance test conditions requirements typical esa/scc 4001/023 mil-prf-55342g short time overload u = 6.25?pn?rn/2s ? 0.05% rn + 0.05 ? ? 0.10% ? 0.01 u maxi < 2 ul rapid temperature change - 55c/ + 155c 5 cycles ? 0.05% rn + 0.05 ? ? 0.1% (for 100 cycles) ? 0.01% cei 66-2-14 test na ? 0.015% (for 500 cycles) soldering (thermal shock) 260c/10s ? 0.05% rn + 0.05 ? C ? 0.005% cei 68 - 2 - 20 a test t6 (met. 1a) terminal strength: adhesion cei 115 - 1 clause 4.32 ? 0.05% rn + 0.05 ? C ? 0.01% bend strength of end plated facing cei 115 - 1 clause 4.33 climatic sequence cei 67 - 2 - 1/cei 68 - 2 - 2 ? 0.10% rn + 0.05 ? C ? 0.02% cei 67 - 2 - 13/cei 68 - 2- 30 insulation resistance > 1g ? load life 2000 hours pn at + 70c ? 0.15% rn + 0.05 ? ? 0.5% ? 0.02% 90/30 cycle insulation resistance > 1g ? high temperature exposure 2000 hours pn at + 155c ? 0.15% rn + 0.05 ? ? 0.10% (duration 100h) ? 0.05% cei 68 - 2 - 20a test b insulation resistance > 1g ? power derating curve 0 70 155 0 100 125 250 500 2010 1206 0603 0805 ambient temperature in 1c % rated power electrical specifications packaging
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