Solid-state X-band preamplifier development Mustafa Doğan Doğuş University CLIC Workshop 2014...

Solid-state X-band preamplifier development

Mustafa Doğan Doğuş University

CLIC Workshop 2014

Monday 03 February 2014 - Friday 07 February 2014- CERN

OUTLINE

• Design Specifications for X-band preamplifier

• Proposed Amplifier Configurations

• TARLA High Power RF transport designs

• Available Laboratory Equipments

• The Team and Future Plans

CLIC Workshop 2014 February 02-09,2014 CERN 2

X-band Pre-Amplifier Design Aspects

Aim:• Developing appropriate RF power source for

Klystrons

Structure:• Multi-Stage• Solid state power amplifiers• Power per Transistor: 30 W• Repetition Rate: 100 Hz to 500 Hz


X-band Pre-Amplifier Parameters

Input Parameters

Control & Other Elements

Mains Switch and Digital Display: On Front PanelRemote Control Interface: Ethernet (RJ45) on rear PanelLocal Control Buttons: On front PanelControl Functions: Power On/Standby/Operate, Gain ControlStatus Request: Instrument Identification, Status Identification with detailed fault Location, Forward/reflected power indication with ±0.5 dB error, elapsed time meter, gain indication.Protections: Input overdrive, load VSWR, thermal overload, current limiting

Line Voltage 380 VAC ± 10% 47-60Hz , 3-phase AC

Nominal Operating Input Power 0 dBm

Input and Output Impedance 50 Ω

Input VSWR Max. 2:1

Input Overdrive Protection Up to +10 dBm



Output Parameters for 400 W (reprate:500 Hz)

Output Power: 400 W (Up to 10% Duty Cycle)

Nominal Gain: 56 dB @ 400 W output power

Gain Adjustment Range: 30 dB with 1, 2, 3,…30 dB tunable steps

Spurious and Harmonics: 60 dBc, Typical

Pulse-Pulse Amplitude Variation: 0.1 dB, Typical Pulse-Pulse Phase Stability: 0.5°, :Maximum

Efficiency: 20 % Typical

Load Survival VSWR: Up to Infinite VSWR with all phases (Isolator Included)



Output Parameters for 3000 W (reprate:100 Hz)

Output Power: 3000 W (Up to 10% Duty Cycle)

Nominal Gain: 65 dB @ 3000 W output power

Gain Adjustment Range: 30 dB with 1, 2, 3,…30 dB tunable steps

Spurious and Harmonics: 60 dBc, Typical

Pulse-Pulse Amplitude Variation: 0.1 dB, Typical Pulse-Pulse Phase Stability: 0.5°, :Maximum

Efficiency: 15 % Typical

Load Survival VSWR: Up to Infinite VSWR with all phases (Isolator Included)


RF

_Monitoring &

Control

#01

(Class-AB) Driver Amplifier

Pre-Driver(BPF, D. Att., A. Att.,

SS Gain Block)5-way

Divider

01

05

02

01

05

RADIAL5-way

Combiner500 W

Coupler#01

Coupler#05

OutputPout=56 dBm

(~400 W)

RF

_Monitoring &

Control

#05

Temperature Sensors

XX.X °C

PA Current Sensors

XX.X A

Ethernet Interface ON/OFF Button

Digital System Control Module

123456789???...

AC

RF Oscillator

X-Band, ~400 W SSPA

(Class-AB) PA#01

(Class-AB) PA#04

02

01

03

4

(Class-AB) PA

4-way Divider

02

01

03

04

4-way Combiner

100 W#05

Pout=50 dBm(100 W)

Pout=~45 dBm(30 W)

Pout=~45 dBm(30 W)

(Class-AB) PA#01

(Class-AB) PA#04

02

01

03

4

(Class-AB) PA

4-way Divider

02

01

03

04

4-way Combiner

100 W#01

Pout=50 dBm(100 W)

Pout=~45 dBm(30 W)

Pout=~45 dBm(30 W)

Input220 VAC

AC/DC BUS28 V12 V5 V


RF

_Monitoring &

Control

#01

(Class-AB) Driver Amplifier

Pre-Driver(BPF, D. Att., A. Att.,

SS Gain Block)40-way Divider

01

40

02

01

40

RADIAL40-way

Combiner4000 W

Coupler#01

Coupler#40

OutputPout=~65 dBm

(3000 W)

RF

_Monitoring &

Control

#40

Temperature Sensors

XX.X °C

Input220 VAC

AC/DC BUS28 V12 V5 V

PA Current Sensors

XX.X A

Ethernet Interface ON/OFF Button

Digital System Control Module

123456789???...

AC

RF Oscillator

X-Band, ~3000 W SSPA

(Class-AB) PA#01

(Class-AB) PA#04

02

01

03

4

(Class-AB) PA

4-way Divider

02

01

03

04

4-way Combiner

100 W#40

Pout=~50 dBm(100 W)

Pout=~45 dBm(30 W)

Pout=~45 dBm(30 W)

(Class-AB) PA#01

(Class-AB) PA#04

02

01

03

4

(Class-AB) PA

4-way Divider

02

01

03

04

4-way Combiner

100 W#01

Pout=~50 dBm(100 W)

Pout=~45 dBm(30 W)

Pout=~45 dBm(30 W)


TARLA RF Transmission Line-1






TARLA RF ReqComponents

Transmission Line-1(Amount)



RF Loads 1*4 1*4 1*4

Circulators 1*4 1*4 1*4

Triple Stub Tuners 1*4 1*4 1*4

Directional Couplars

1*4 1*4 1*4

E bend (7*4) (4*4) (4*4)

H bend - (4*4) (4*4)

Flexible WG (3*2+4*2) (3*2+4*2) (3*2+4*2)

Straight WG

(Al/Cu/Brass)

(3*2+4*2)

~36 m

(3*2+4*2)

~34 m

(3*2+4*2)

~36 m


Transmission Line-1

1.10 1.20 1.30 1.40 1.50 1.60 1.70Freq [GHz]

-30.00

-25.00

-20.00

-15.00

-10.00

-5.00

0.00

Y1

HFSSDesign1XY Plot 1 ANSOFT

m1

m2

Curve Info

dB(S(1,1))Setup1 : Sw eep

dB(S(2,1))Setup1 : Sw eep

Name X Y

m1 1.3000 -21.4317

m2 1.3000 -0.0844

E Field Distrubition~103 -104

H Field Distrubition~101 -102

Pin =16 kWS21=-0.0844P loss =114 W %0.71


Transmission Line-2

Pin =16 kWS21=-0.0677P loss =73 W %0.46



1.10 1.20 1.30 1.40 1.50 1.60 1.70Freq [GHz]

-30.00

-25.00

-20.00

-15.00

-10.00

-5.00

0.00

Y1


m1

m2

Curve Info

dB(S(WavePort1,WavePort1))Setup1 : Sw eep1


Name X Y

m1 1.3000 -25.6870

m2 1.3000 -0.0677


Transmission Line-3

Pin =16 kWS21=-0.0677P loss =155 W %0.97



1.10 1.20 1.30 1.40 1.50 1.60 1.70Freq [GHz]

-25.00

-20.00

-15.00

-10.00

-5.00

0.00

Y1


m1

m2

Curve Info



Name X Y

m1 1.3000 -20.3215

m2 1.3000 -0.0984


TARLA Laboratory EquipmentsTEKTRONIX DPO 3034 300MHz Digital Osilloscope

PRODIGIT 3311F 60V/60A,300W

TEKTRONIX MSO 3054 500MHz Digital Osilloscope

PRODIGIT 3302F MAINFRAME

HAMEG HMP 2020 PROGRAMMABLE Power Supply (1x0-32V/10A + 5.5V/5A Max)

PENDULUM CNT-91 50ps/300MHz Timer Counter Analyzer

TT-TECHNIC DC Power Supply YH-605D ( 0-60V/0-5A)

PXI 1042Q Chassis

TEKTRONIX AFG 3101 Function Generator, 100MHz

PXIe 1075 Chassis

GW INSTEK LCR-821 LCR Meter PXIe8133 Controller, 1.73 GHz i7 Quad-Core 2 Gb Ram

GW INSTEK GFC-8270H Frequency Counter 2.7 GHz

PXIe 8110 Controller

GW INSTEK SFG-2120 Function Generator 20MHz

PXIe 5691 Programmable 8 GHz RF Amplifier


TARLA Laboratory EquipmentsGW INSTEK GPS-4303 4CH DC Power Supply30V/3A x2), (3-6V/1A x 1), (8-15V/1A x 1)

PXIe 5695 RF Amplifier Programmable 8 GHz RF Attenuator

TGR2050 Synthesized RF Generator 2GHz

PXIe 6259 DAQ

DSO-X3034A 350 MHz Digital Storage Oscilloscope

PXIe 6123 DAQ

PXIe 6528 D I/O PXIe 5105 60MS/s, 12-Bit, 8-Channel Digitizer/Oscilloscope

PXIe 6388 DAQ 2MS/s PXIe 5154 2GS/s 2 GS/s Digitizer/Oscilloscope

PXIe 5660 9 kHz to 2.7 GHz RF Vector Signal Analyzer

FLUKE 983 Particle Counter

FLUKE 115 Multymeter FLUKE Ti32 Thermal Camera

TEKTRONIX TPS 2024 200MHz 2GS/s Oscilloscope

DSA90604A Infiniium High Performance Oscilloscope 6GHz

ARNITSU MS2830A 26.5 GHz Spektrum/ Signal Analyzer

ARNITSU MS4644 40 GHz Vektor Network Analyzer


TARLA Laboratory Equipments

DSA90604A Infiniium High Performance Oscilloscope 6GHz

TEKTRONIX TPS 2024 200MHz 2GS/s Oscilloscope


TARLA Laboratory Equipments

ARNITSU MS2830A 26.5 GHz Spektrum/ Signal Analyzer

ARNITSU MS4644 40 GHz Vektor Network Analyzer


• Basic power transistor will be replaced with 100 W unit (approx. 1 year later) for efficiency of X-band preamplifier for CLIC and X-FEL Facility of Turkey.

• International collabration,e.g. Horizon 2020

• TARLA installation in progress;– LowLevel RF System DESY, JLAB– HighPower RF System SigmaPHi (Bruker)

FAT, SAT, OAT of LLRF, SSPA, SRF systems• Commissioning Of The SRF Cavities(RI) , SSPA…

Future Plans


• Dr. Özlem KARSLI received the B.S. degree in physics engineering from the Hacettepe University, Ankara, Turkey, in 1999, the first M.S. degree in Forensic Medicine Physical Review and Criminalistics from Ankara University, Ankara, Turkey, in 2005, and the second M.S. degree in physics engineering from Ankara University, Ankara, Turkey, in 2006 and the Ph.D. degree in physics engineering from Ankara University, Ankara, Turkey, in 2012.

• From 2004 to 2006, she has been studied about accelerator based oscillator IR-FEL optimization.

• From 2006, she has been studying high power RF including power amplifiers, transmission lines and TESLA superconducting cavities.

• She has been working in Ankara University Institute of Accelerator Technolojies as an engineer which is responsible for high power RF at Turkish Accelerator and Radiation Laboratory in Ankara (TARLA) from 2011.

RF STRUCTURES DESIGN AND IMPLEMENTATION

• Ahmet Sefer has received his BSc in Electrical and Electronics Engineering from Bilkent University, Ankara, Turkey, in 2010 and and MSc in 2013, (Radar cross section and Scattering), from Doğuş University. He is currently a PhD student at Doğuş University, Istanbul, Turkey.

RF STRUCTURES DESIGN AND IMPLEMENTATION

Burak Dursun has received his BSc and MSc degrees in Electrical and Electronics Engineering from Baskent University, Ankara, Turkey, in 2006 and 2012 respectively. He is currently a PhD student at Middle East Technical University (METU), Ankara, Turkey. Since 2007, he is working as an Hardware Design Engineer at Research and Development Department of Yıldırım Elektronik, METU Technopolis, Ankara, Turkey. He is also a research collaborator at Turkish Accelerator Center (TAC) since January 2013.

LLRF

Hardware Design Engineer

• Embedded System Design– FPGA, DSP, ARM

• Embedded Software Development– VHDL, C, C++

• Analog, Digital, Mixed Signal Circuit Design– High Speed, FMC

• PCB Design– Multi Layer, HDI

• Industrial projects experience of 7 years– Laboratory Devices– Automated Test Systems– Perimeter Surveillance Radar– Avionics Sensors– Several utility models, conference publications, seminar and

workshop presentation

LLRF Control Systems Experience

• January 2013 @ TARLA Ankara TURKEY, Turkish Accelerator Center project membership for TARLA LLRF Control System development

• March 2013 @ ELBE Dresden GERMANY, Accelerator R&D Workshop

• April 2013 @ TARLA Ankara TURKEY, LLRF presentation for the 5th meeting of International Machine Avdisory Committee

• August – September 2013 @ JLAB Newport News VA USA, LLRF Control System hands on experience

• September 2013 @ Tahoe Lake CA USA, LLRF 2013 Workshop

• December 2013 @ Antalya TURKEY, Eighth International Accelerator School for Linear Colliders

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Solid-state X-band preamplifier development Mustafa Doğan Doğuş University CLIC Workshop 2014...

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