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RF Technology PA50 

 

Page 13  

B  PA50 PARTS LIST 

 

Ref. 

Description 

Part Number 

 
R202 

Resistor 1K5 5% 1206 

51/3380/01K5 

R203 

Resistor 39K 1% 200ppm 0805 

51/8511/039K 

R204 

Resistor 39K 1% 200ppm 0805 

51/8511/039K 

R208 

Resistor 68K 1% 200ppm 0805 

51/8511/068K 

R209 

Resistor 4K7 1% 200ppm 0805 

51/8511/04K7 

R210 

Resistor 10K 1% 200ppm 0805 

51/8511/010K 

R211 

Resistor 10K 1% 200ppm 0805 

51/8511/010K 

R212 

Resistor 10K 1% 200ppm 0805 

51/8511/010K 

R213 

Resistor 10K 1% 200ppm 0805 

51/8511/010K 

R214 

Resistor 10K 1% 200ppm 0805 

51/8511/010K 

R215 

Resistor 10K 1% 200ppm 0805 

51/8511/010K 

R216 

Resistor 100K 1% 200ppm 0805 

51/8511/100K 

R217 

Resistor 100K 1% 200ppm 0805 

51/8511/100K 

R218 

Resistor 22R 5% 1W 200ppm 1218 

51/8251/0022 

R219 

Resistor 1K 1% 200ppm 0805 

51/8511/01K0 

R222 

Resistor 4K7 1% 200ppm 0805 

51/8511/04K7 

R223 

Resistor 100R 1% 200ppm 0805 

51/8511/100R 

R224 

Resistor 560R 1% 200ppm 0805 

51/8511/560R 

R225 

Resistor 470R 1% 200ppm 0805 

51/8511/470R 

R226 

Resistor 470R 1% 200ppm 0805 

51/8511/470R 

R227 

Resistor 22R 5% 1W 200ppm 1218 

51/8251/0022 

R228 

Resistor 100K variable 11 turn 4mm gull wing 

53/SMV1/100K 

R238 

Resistor 100K variable 11 turn 4mm gull wing 

53/SMV1/100K 

R235 

Resistor 33R 5% 1W 200ppm 1218 

51/8251/0033 

R236 

Resistor 4K7 5% 1206 

51/3380/04K7 

R237 

Resistor 4K7 5% 1206 

51/3380/04K7 

R238 

Resistor 1K variable 11 turn 4mm gull wing 

53/SMV1/001K 

R239 

Resistor 1K variable 11 turn 4mm gull wing 

53/SMV1/001K 

R240 

Resistor 1K variable 11 turn 4mm gull wing 

53/SMV1/001K 

R242 

Resistor 1M 1% 200ppm 0805 

51/8511/01M0 

R243 

Resistor 10K 1% 200ppm 0805 

51/8511/010K 

R244 

Resistor 4K7 1% 200ppm 0805 

51/8511/04K7 

T100 

Transformer 4:1 Unbalanced 

37/PA50/0004 

T101 

Transformer 1:1 Balun 

37/PA50/0004 

T102 

Transformer 1:9 RF Output 

37/PA50/0001 

U100 

IC LM224 Quad op-amp SO-14 

29/000L/M224 

U200 

IC LM224 Quad op-amp SO-14 

29/000L/M224 

U201 

IC LM224 Quad op-amp SO-14 

29/000L/M224 

U202 

IC 74HC125 buffer SO-14 

26/2030/C125 

U203 

IC TLC542 8 bit A/D converter SO-20 

29/00TL/C542 

U204 

IC LM61 Temperature sensor SOT-23 

29/0001/LM61 

U205 

IC LM7805CT Regulator TO-220 

25/2040/85CT 

 

Frequency Dependant Parts PA50A ( 25 – 32 MHz ) 

 
C9 

Capacitor 27pF 1% 500V Silver Mica 1210 

48/3003/027P 

C10 

Capacitor 33pF 1% 500V Silver Mica 1210 

48/3003/033P 

C11 

Capacitor 18pF 1% 500V Silver Mica 1210 

48/3003/018P 

C12 

Capacitor 3p3F +/- 0.1pF 500V Silver Mica 1210 

48/3003/03P3 

C13 

Capacitor 56pF 1% 500V Silver Mica 1210 

48/3003/056P 

Содержание Pa50 Eclipse Series

Страница 1: ...gy rfinfo rftechnology com au October 2003 Revision 2 PA50 Amplifier Operation and Maintenance Manual This manual is produced by RF Technology Pty Ltd 10 8 Leighton Place Hornsby NSW 2077 Australia Co...

Страница 2: ...4 4 I O Connections 4 5 Circuit Description 5 5 1 Driver Stage 5 5 2 Output Stage 5 5 3 Low Pass Filter 5 5 4 Bias Supply 5 5 5 Reflectometer 6 5 6 Metering Circuits 6 6 Specifications 7 6 1 Physical...

Страница 3: ...ication and not an alarm condition as the exciter monitors the PA50 temperature at all times in order to keep within safe operating limits 2 Internal Adjustments All internal adjustments are factory s...

Страница 4: ...egrees This reading deviates by 10mV per degree of change TP203 Reverse voltage output from the reflectometer TP204 Forward voltage output from the reflectometer DB9 pin 1 GND DB9 pin 2 O P drain curr...

Страница 5: ...provide a balanced feed for the push pull output stage 5 2 Output Stage The output stage amplifies the 5 10 W from the driver to in excess of 150 W for final delivery into the low pass filter Q100 an...

Страница 6: ...0 provides a DC reference point for the diodes 5 6 Metering Circuits These circuits are included so that the exciter can interrogate the PA and read all the vital operating levels U203 is an A to D co...

Страница 7: ...The PA50 is designed to fit into a 19 inch rack mounted frame The installed height is 4RU or 178mm and the depth is 350mm The amplifier is 125mm wide An extruded aluminium heatsink with vertical fins...

Страница 8: ...us up to 60 degrees C ambient Spurious Emissions less than 0 25uW Maximum Heatsink Temperature 110 degrees C Mismatch Protection Protected from damage by control from the exciter Connectors Antenna co...

Страница 9: ...RF Technology PA50 Page 9 A ENGINEERING DRAWINGS A Engineering Drawings 1 Block Diagram 2 Main PCB Schematics 3 sheets...

Страница 10: ...63V NPO 1206 46 3310 01N0 C109 Capacitor 1nF 5 63V NPO 1206 46 3310 01N0 C110 Capacitor 1nF 5 63V NPO 1206 46 3310 01N0 C111 Capacitor 1nF 5 63V NPO 1206 46 3310 01N0 C112 Capacitor 1nF 5 63V NPO 1206...

Страница 11: ...10 AV99 D102 Diode BAV99 SOT 23 21 3010 AV99 D103 Diode BAV99 SOT 23 21 3010 AV99 D200 Diode BAV99 SOT 23 21 3010 AV99 D201 Diode BAV99 SOT 23 21 3010 AV99 D202 Diode ZRC400F03 4 096V reference 3 100p...

Страница 12: ...stor 1R 10 3W axial wirewound 51 1053 001R R113 Resistor 0R05 20W T0 220 51 T220 0R05 R114 Resistor 100K 1 200ppm 0805 51 8511 100K R115 Resistor 100K 1 200ppm 0805 51 8511 100K R116 Resistor 100K 1 2...

Страница 13: ...238 Resistor 100K variable 11 turn 4mm gull wing 53 SMV1 100K R235 Resistor 33R 5 1W 200ppm 1218 51 8251 0033 R236 Resistor 4K7 5 1206 51 3380 04K7 R237 Resistor 4K7 5 1206 51 3380 04K7 R238 Resistor...

Страница 14: ...H 7 turns CW 6 35mm ID 37 0635 1507 L3 Inductor 247nH 9 turns CW 6 35mm ID 37 0635 1509 L4 Inductor 247nH 10 turns CW 6 35mm ID 37 0635 1510 L5 Inductor 284nH 10 turns CW 6 35mm ID 37 0635 1510 L6 Ind...

Страница 15: ...pF 500V Silver Mica 1210 48 3003 03P9 C13 Capacitor 47pF 1 500V Silver Mica 1210 48 3003 047P C14 Not Fitted C15 Capacitor 18pF 1 500V Silver Mica 1210 48 3003 018P C16 Capacitor 82pF 1 500V Silver Mi...

Страница 16: ...6nH Coilcraft Maxispring 37 MAXI 246N L106 Inductor 380nH Coilcraft Maxispring 37 MAXI 380N Front Panel PCB R1 Resistor 100R 5 0 25W axial 51 1040 0100 D1 Diode LED Yellow RA 21 1010 LEDY D2 Diode LED...

Страница 17: ......

Страница 18: ...lts Rev Volts Driver Bias Q101 Bias Q100 Bias Temperature Compensation Q100 Bias voltmeter Q101 Bias voltmeter Temperature Compensation Driver Drain Current Q101 Bias voltmeter Q100 Bias voltmeter O P...

Страница 19: ...26 1K J204 LINK J205 LINK J203 LINK CurrSense DrvSense B1Sense B2Sense PwrSense R211 10K R210 10K R206 10K 5V R224 560R R223 100R S1 S2 S0 S1 S2 S0 S1 S2 S0 S 0 2 Forward Reflected Power Meter Fan Swi...

Страница 20: ...ge Output Stage Bias Voltage Measurement Interface Drain Current Meter L100 BEADS C112 1nF C102 100nF C100 100nF C118 10uF R112 1R0 28V R100 470R 5V Drain Current Meter 5V 5V DrvSense Drv DCurr RF UNF...

Страница 21: ...Size A3 Date 21 Feb 2002 Sheet of File C Program Files Design Explorer 99 SE rft PA50 ddb Drawn By 1 6 2 7 3 8 4 9 5 J2 DB9 D3 LED D2 LED D1 LED 28V 28V Power LED Over Temperature LED RF Output LED D...

Страница 22: ...ut Low Pass Filter C12 see table C25 see table Drv DCurr R1 1 2K R2 1 2K 28V C8 470uF L1 3u3H C6 100nF C7 1nF 28F 28F DrvSense C14 see table C17 see table C20 see table C23 see table C26 see table C24...

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