apex microtechnology corporation ? telephone (520) 690-8600 ? fax (520) 888-3329 ? orders (520) 690-8601 ? email prodlit@apexmicrotech.com 1 introduction fast, easy breadboarding of circuits using the pa60eu are possible with the pb80 pc board. mounting holes are provided and the provision for standard banana jacks simpli?es connec - tion and testing. the ampli?er may be mounted horizontally or vertically. components are labeled on both sides of the board for ease in probing. a multitude of circuit con?gurations are possible, so only several component locations have speci?c functions and will usually be necessary: c5,c8 power supply bypasses must be used. usually ceramic types of 0.01 to 1.0f. c2, c9 power supply bypass. suggest 10f per ampere of output current. r1 feedback resistor. r3 input resistor. r8, c10 snubber network. r4, c7 noise gain compensation. necessary only occasion - ally, see application notes 19 and 25. equivalent schematic the following locations should be jumpered unless used (their most common anticipated function is listed). r2, r10 input protection. cr1 v boost . r5, r6, r9 output current sense. the function of any other components is up to the designers needs and imagination. pa60eu considerations: when using the EK26 for the pa60eu the following com - ponents on the schematic below must be left either shorted or open: short: r109, r209 open: cr101, c106, cr201, c206 gn d Cin 1 +in 1 gn d c10 3 c10 4 r10 3 r10 4 c10 7 r10 7 c11 1 c11 2 r11 1 c10 8 c10 9 r10 9 r10 8 c11 0 cr10 3 cr10 2 cr10 1 c10 6 c10 5 c10 2 c10 1 r10 1 r10 2 r11 0 1 2 7 3 4 6 5 r10 5 r10 6 + v out 1 gn d C v Cin 2 +in 2 c20 3 c20 4 r20 3 r20 4 c20 7 r20 7 c21 1 c21 2 r21 1 r20 9 r20 8 c21 0 cr20 3 cr20 2 cr20 1 c20 6 c20 1 r20 1 r20 2 r21 0 1 2 1 1 1 0 9 8 r20 5 r20 6 out 2 gn d vc c ve e vc c ve e ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ????????????????????????????????? ????
apex microtechnology corporation ? 5980 north shannon road ? tucson, arizona 85741 ? usa ? applications hotline: 1 (800) 546-2739 2 EK26 note: illustration only, not to scale. evaluation kit for pa60eu pin-out c111 r107 r111 c112 r110 r104 c107 cr101 cr201 r210 c207 r204 c211 c103 r103 c104 r101 r102 cr103 c101 c108 c105 cr102 cr203 cr202 c201 r201 c203 r203 c204 c212 r211 r207 +in2 gnd2 Cin2 out2 r206 r205 c206 r208 c210 r209 r108 c110 r109 r106 +in1 gnd1 Cin1 out1 c105 c106 Cv gnd +v r109 r102 1 r202 1 r203 c102 c109 c211 r207 r211 c112 r210 r204 c207 cr201 cr101 r110 c107 r104 c111 c203 c204 r202 c201 c105 c108 cr102 cr203 cr202 c101 c103 r103 c104 c212 r111 +in1 gnd1 Cin1 out1 r106 r105 c106 r108 c110 r109 r208 c210 r209 r206 +in2 gnd2 Cin2 out2 r205 Cv gnd +v r102 r201 r107 r101 c206 cr103 5" 7" n circuit side pb80 rev-b r m i c e o t c h o o l g y EK26 comp. side pb80 rev-c g c m i o r t n e c h l o o y EK26 this data sheet has been carefully checked and is believed to be reliable, however, no responsibility is assumed for possible inaccuracies or omissions. all speci?cations are subject to change without notice. EK26u rev e 2004 ? 2004 apex microtechnology corp.
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