Tyco Electronics M/A-Com 19D902797G10 Скачать руководство пользователя страница 19

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PARTS LIST

Symbol Part Number

Description

R32 19A700050P17

Wirewound: 2.2 ohms

10%, 2 w. (Used in G3, G9, and G10).

R33 19B800607P682

Metal film: 6.8K ohms

5%, 1/8 w.

R34 19B801486P100

Metal film: 10 ohms

5%, 1/2 w.

R35 19A700050P17

Wirewound: 2.2 ohms

10%, 2 w. (Used in G3, G9).

R36 19B801486P101

Metal film: 100 ohms

5%, 1/2 w. (Used in G40, G3, and G6).

R37 19B801486P331

Metal film: 330 ohms

5%, 1/2 w. (Used in G3, G6-G9, G11).

R38 19B800607P223

Metal film: 22K ohms

5%, 1/8 w.

R39
and
R40

19B800607P100

Metal film: 10 ohms

5%, 1/8 w.

R41 19A702931P333

Metal film: 21.5K ohms

1%, 200 VDCW, 1/8 w.

R42 19A702931P293

Metal film: 9090 ohms

1%, 200 VDCW, 1/8 w.

R43 19A700109P5

Variable, cermet: 25 ohms to 10K ohms

20%, 1/4 w.

R44
thru
R46

19B801486P101

Metal film: 100 ohms

5%, 1/2 w.

R47
and
R48

19B801486P750

Metal film: 75 ohms

5%, 1/2 w.

R49 19B801486P101

Metal film: 100 ohms

5%, 1/2 w. (Used in G3, G6-G9, G11).

R50

19B800607P1

Metal film: Jumper. (Used in G8, G9, G10 and G11).

R51 19B801486P331

Metal film: 330 ohms

5%, 1/2 w.(Used in G3, G6-G9, G11).

R52 19B801486P100

Metal film: 10 ohms

5%, 1/2 w.

R53

19B800607P1

Metal film: Jumper.

R54 19B800607P472

Metal film: 4.7 ohms

5%, 1/8 w.

R55 19B800607P103

Metal film: 10K ohms

5%, 1/8 w.

R56 19B800607P330

Metal film: 33 ohms

5%, 1/8 w.

R57 19B800607P222

Metal film: 2.2 ohms

5%, 1/8 w.

R58
and
R59

19A700113P7

Composition: 4.7 ohms

5%, 1/2 w (Used in G10).

- - - - - - - - - - - - - - THERMISTOR - - - - - - - - - - - - - -

RT1

19A705813P2

Thermistor: sim to AL03006-58.2K-97-G100.

- - - - - - - - - - - VOLTAGE REGULATORS - - - - - - - - - - -

VR1
and
VR2

19A700083P102

Silicon: 5.1 Volt Zener; sim to BZX84-C5V1.

- - - - - - - - - - - - - - CAPACITORS - - - - - - - - - - - - - -

C1 19A116708P2

Ceramic feedthru: 0.01

F -0 +100%, 500 VDCW; sim to Erie 327-050-

X5W0103P.

- - - - - - - - - - - - - - JACKS - - - - - - - - - - - - - -

Part of W1.

J104

7777145P5

Receptacle: sim to Amphenol 82-97.

- - - - - - - - - - - - - - TRANSISTORS - - - - - - - - - - - - - -

344A3948P1

Silicon, NPN: UHF Amplifier; sim to Motorola MRF 650.

Q2
and
Q3

344A4134P1

Silicon, NPN: UHF Amplifier.

Q203

19A700055P1

Silicon, PNP: Darlington; sim to TIP-125.

LBI-38674L

All manuals and user guides at all-guides.com

Содержание M/A-Com 19D902797G10

Страница 1: ...eying and Unkeying the PA 7 3 2 2 PA Output Power Set 7 3 2 3 PA Protection 7 3 2 4 Theory of Operation 7 3 2 5 Signal Interface 8 4 0 TROUBLESHOOTING 10 4 1 TROUBLESHOOTING GUIDE 10 4 2 LOW PASS FILT...

Страница 2: ...y Improvements and changes to this manual necessitated by typographical errors inaccuracies of current information or improvements to programs and or equipment may be made by M A COM Inc at any time a...

Страница 3: ...c CURRENT 29 Amps max 26 A typical rated power 13 4V G3 29 Amps max 21 A typical rated power 13 4V G6 G7 G9 G10 G11 29 Amps max 20 A typical rated power 13 4V G8 DUTY CYCLE Continuous STABILITY Stable...

Страница 4: ...transistors mounted to the heat sink assembly The printed wiring board A1 contains both the power amplifier circuitry and the power control circuitry Unfiltered supply voltage A for the power amplifie...

Страница 5: ...hed to the 50 ohm output of the Exciter by C59 C61 C62 and L7 L23 and C49 provide the necessary output matching The stage provides 14 dB of gain to amplify the signal from the Exciter to 26 dBm 400 mW...

Страница 6: ...0W 5 0 dB 5 0 dB 60W 60W COMBIMER DIRECTIONAL COUPLER REV FWD J104 RF OUT 130W G3 110W G6 G7 G9 G10 G11 90W G8 THERMAL SENSE POWER CONTROL CONTROL VOLTAGE PA KEY FILTER A 4 8V POWER SET 2 5 4V POWER S...

Страница 7: ...trol also protects the PA against over temperature and high VSWR conditions An over temperature condition exists when the flange temperature of the final output transistor reaches 80 C At this point t...

Страница 8: ...t reduces the output power in order to limit the reflected power to 25 of the set power 3 2 5 Signal Interface The signal interface to the MASTR III Power Amplifier is supported by a six position feed...

Страница 9: ...ne is energized 3 2 5 3 PA PWR Set Interface Connector pin 3 This line is used to set the RF Power Output of the PA Minimum power output equals 4 volts and maximum power output equals 8 volts The driv...

Страница 10: ...Check the logic or DC inputs to the PA from the Interface Board through J201 a J201 2 PA KEY 5volts during transmit b J201 3 POWER SET 4 volts to 8 volts 4 volts represents zero RF power c J201 6 13...

Страница 11: ...MHz 414 MHz 425 MHz G7 425 MHz 437 MHz 450 MHz G8 380 MHz 390 MHz 400 MHz G9 470 MHz 482 MHz 494 MHz G10 492 MHz 502 MHz 512 MHz Frequency G11 410 MHz 420 MHz 430 MHz G3 7 10 Volts 6 8 Volts 4 6 Volts...

Страница 12: ...G9 G10 2 5 4 Volts 2 5 4 Volts 2 5 4 Volts J201 1 Volts DC G11 2 5 4 Volts 2 5 4 Volts 2 5 4 Volts G3 6 8 Volts 6 8 Volts 6 8 Volts G6 6 8 Volts 6 8 Volts 6 8 Volts G7 6 8 Volts 6 8 Volts 6 8 Volts G...

Страница 13: ...to section 3 1 6 Low Pass Filter for filter specifications 4 2 1 Recommemded Test Equipment Network Analyzer Similar to HP8753B Tracking Generator Similar to HP8444A Spectrum Analyzer Similar to HP85...

Страница 14: ...C21 19A705108P40 Mica chip 120 pF 5 100 VDCW temp coef 0 50 PPM C C22 and C23 19A702052P26 Ceramic 0 1 F 10 50 VDCW C24 19A702061P63 Ceramic 120 pF 5 50 VDCW temp coef 0 30 PPM C25 344A3126P38 Porcel...

Страница 15: ...lain 100 pF 5 500 VDCW sim to 101JT500X Used in G11 C42 thru C45 19A702052P26 Ceramic 0 1 F 10 50 VDCW C46 and C47 344A3126P11 Porcelain 8 2 pF 5 500 VDCW sim to 8R2CT500X Used in G9 and G10 C46 and C...

Страница 16: ...0 VDCW G7 C69 19A700006P55 Mica teflon 27 pF 2 100 VDCW Used in G9 C69 19A700006P57 Mica teflon 43 pF 2 100 VDCW Used in G8 C70 19A702061P49 Ceramic 56 pF 5 50 VDCW temp coef 0 30 PPM C71 19A702061P63...

Страница 17: ...0 VDCW Used in G3 C92 19A700006P55 Mica teflon 27 pF 2 100 VDCW Used in G9 and G10 C93 19A700006P59 Mica teflon 51 ohms 2 100 VDCW Used in G8 C93 19A700006P57 Mica teflon 43 pF 2 100 VDCW Used in G6 a...

Страница 18: ...PN sim to MMBT3904 low profile Q7 344A3058P1 Silicon NPN Q203 19A700055P1 Silicon PNP RESISTORS R1 and R2 19B800607P220 Metal film 22 ohms 5 1 8 w R3 thru R6 19B801486P101 Metal film 100 ohms 5 1 2 w...

Страница 19: ...in G3 G6 G9 G11 R50 19B800607P1 Metal film Jumper Used in G8 G9 G10 and G11 R51 19B801486P331 Metal film 330 ohms 5 1 2 w Used in G3 G6 G9 G11 R52 19B801486P100 Metal film 10 ohms 5 1 2 w R53 19B80060...

Страница 20: ...9B801695G11 Power Cable Includes the following 19B209268P115 Solderless terminal 19B209260P11 Solderless terminal 19A115959P2 Wire stranded 19A701503P2 Cable battery red 19A701503P10 Cable battery bla...

Страница 21: ...Clip loop 20 19A702364P410 Machine screw 24 N405P37B6 Lock washer 25 L401P23B6 Split washer 26 19A700034P5 Hex nut JACKS J1 and J2 7777145P5 Receptacle sim to Amphenol 82 97 MISCELLANEOUS 2 19D903063...

Страница 22: ...6 19B227929P1 Coil UHF FILTER BOARD 19D902853G9 CAPACITORS C1 19A700006P1 Mica 4 7 pF 10 100 VDCW C2 and C3 19A700006P3 Mica 6 8 pF 10 100VDCW INDUCTORS L1 thru L4 19C32061P17 Coil MISCELLANEOUS 11 19...

Страница 23: ...esistor R34 was 3 9 ohms composition 19A700113P5 Changed transistor Q7 Transistor Q7 was 19A701940P1 Deleted inductors L26 and L27 Deleted capacitors C48 C49 C63 C74 Added capacitors C1 C25 C26 Added...

Страница 24: ...19D902797G10 REV A POWER AMPLIFIER BOARD 19D902794G10 To improve the collector match of the final stage at the upper end of the frequency range Changed capacitors C87 and C90 Capacitors C87 and C90 w...

Страница 25: ...POWER AMPLIFIER BOARD 19D902794G10 REV C POWER AMPLIFIER BOARD 19D902794G11 To improve reliability by making transistor Q7 run cooler when in the PA is in standby Changed resistor R1 from 27 ohms to...

Страница 26: ...TA 7 0 IC DATA U1 19A705457P1 P2 AND P4 PA Amplifier Module U100 19A705532P2 Voltage Regulator U3 19A701789P4 Quad Op Amp 26 LBI 38674L All manuals and user guides at all guides com a l l g u i d e s...

Страница 27: ...IC DATA U7 MMIC Amplifier 344A3907P1 LBI 38674L 27 All manuals and user guides at all guides com...

Страница 28: ...Intentionally Left Blank 28 LBI 38674L All manuals and user guides at all guides com...

Страница 29: ...ASSEMBLY DIAGRAM 8 0 ASSEMBLY DIAGRAMS 8 1 POWER AMPLIFIER 19D902797G3 G6 THROUGH G11 19D902797 Sh 3 Rev 16 LBI 38674L 29 All manuals and user guides at all guides com...

Страница 30: ...ASSEMBLY DIAGRAM 8 2 COVER ASSEMBLY 19B801659G3 19B801659 Sh 2 Rev 3 19D902797 Sh 2 Rev 16 30 LBI 38674L All manuals and user guides at all guides com...

Страница 31: ...0 ASSEMBLY OUTLINE SCHEMATIC DIAGRAMS FOR LOW PASS FILTER MODULE 19D902856G3 COMPONENT SIDE 19D902853 Sh 2 Rev 19D902856 Sh 1 Rev 1 19D903623 Sh 1 Rev 1 LBI 38674L 31 All manuals and user guides at al...

Страница 32: ...IAGRAM 10 0 OUTLINE DIAGRAM 10 1 POWER AMPLIFIER BOARD A1 19D902856G3 G6 G7 G8 G9 G10 G11 Lead Identification For Q7 used in G3 19D902794 Sh 2 Rev 21 32 LBI 38674L All manuals and user guides at all g...

Страница 33: ...SCHEMATIC DIAGRAM 11 0 SCHEMATIC DIAGRAM 11 1 POWER AMPLIFIER ASSEMBLY 19D902 797G3 G6 THROUGH G11 19D903622 Sh 1 Rev 16 LBI 38674L 33 All manuals and user guides at all guides com...

Страница 34: ...12 0 OUTLINE SCHEMATIC DIAGRAM FOR 470 512 MHz LOW PASS FILTER MODULE 19D902856G9 COMPONENT SIDE 19D902853 Sh 3 Rev 3 19B804157 Rev 0 19D903622 Sh 2 Rev 16 34 LBI 38674L All manuals and user guides a...

Страница 35: ...Intentionally Left Blank LBI 38674L 35 All manuals and user guides at all guides com...

Страница 36: ...ystems 221 Jefferson Ridge Parkway Lynchburg Virginia 24501 Outside USA 434 385 2400 Toll Free 800 528 7711 www macom wireless com Printed in U S A All manuals and user guides at all guides com a l l...

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