First Stage Cryogenic IF Amplifier Prepared by: Carmen Diez HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT OUTLINE QM Program (Alcatel) Amplifiers IF1 High (4-8 GHz) IF1 Low (2.4-4.8 GHz) Isolators Qualification Boards FM Program (Alcatel) CDR Status/Management Meeting Programmatic/financial concerns Planning Open Issues & Summary HIFI Consortium Meeting UTRECHT 19/04/04

QM PROGRAM: Amplifiers: IF1 High (I) 2 units delivered December 2003 (EQM2 & EQM4) 2 units being qualified (EQM1 & EQM3) Baseline tests done HIFI Consortium Meeting UTRECHT 19/04/04

QM PROGRAM: Amplifiers: IF1 High (II) HIFI Consortium Meeting UTRECHT 19/04/04

QM PROGRAM: Amplifiers: IF1 High (III) HIFI Consortium Meeting UTRECHT 19/04/04

IF1 High (QM2): Gain & Noise HIFI Consortium Meeting UTRECHT 19/04/04

IF1 High (QM2): S Parameters S22 < -15dB → Goal HIFI Consortium Meeting UTRECHT 19/04/04

IF1 High (QM4): Gain & Noise HIFI Consortium Meeting UTRECHT 19/04/04

IF1 High (QM4): S Parameters S22 < -12dB → Baseline HIFI Consortium Meeting UTRECHT 19/04/04

IF1 High QM: Gain Stability HIFI Consortium Meeting UTRECHT 19/04/04

QM PROGRAM: Amplifiers: IF1 Low Structures and Substrates being fabricated HIFI Consortium Meeting UTRECHT 19/04/04

QM PROGRAM: Isolators: Measurements 4 isolators measured HIFI Consortium Meeting UTRECHT 19/04/04

QM PROGRAM: Isolators: Results HIFI Consortium Meeting UTRECHT 19/04/04

QM PROGRAM: Qualification Boards Qualification boards done and qualified Resistors, Capacitors and Transistors glued Resistors and Capacitors soldered Capacitors glued HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT FM PROGRAM IF1 High Structures being fabricated (problems with type of aluminium) Substrates being fabricated IF1 Low Structures and Substrates to be fabricated once the QM units are tested Isolators To be received and measured (18 units Yebes+18 units SRON) HIFI Consortium Meeting UTRECHT 19/04/04

CDR Status/Management Meeting (I) CDR held on the 9th of December 2003 Management Meeting held on the 18th of February 2004 Actions from CDR: # Action Who When Status Remark AI-1 CAY to change cryo cycle number in IF-1 specifications to 30 (Sec. 5.4.2.1) CAY 31 Jan 04 Done AI-2 SRON and CAY to sign IF-1 specifications CAY / SRON Pending SRON action needed AI-3 Alcatel to provide a manufacturing flow with enough detail to see the exact sequence of manufacturing steps including all inspection points AEO AI-4 Alcatel to include the JPL recommended HEMT device burn-in in the manufacturing flow and to update the PID accordingly SRON to answer the Yebes proposal AI-5 CAY to check availability and delivery dates for IF-1 low components, and to inform Alcatel AI-6 Alcatel to demonstrate compliance of bonding connections HIFI Consortium Meeting UTRECHT 19/04/04

CDR Status/Management Meeting (II) # Action Who When Status Remark AI-8 Alcatel to demonstrate component mounting with air-free Epotek AEO 31 Jan 04 Done AI-9 Alcatel to demonstrate mounting with air-free Ablefilm AI-10 Alcatel to update the document “Thermal cycling test procedure” (doc. ref. 30007009/931). AI-11 CAY / Alcatel to provide a Design Verification Matrix to SRON. CAY / AEO AI-12 Alcatel to include the schedule in the CDR documentation (with corresponding doc. nr.). AI-13 The HIFI Signal Chain Manager to contact Alcatel and ask for a management meeting to discuss resources and planning at Alcatel. HIFI SCM AI-14 SRON to provide info on bake out to CAY SRON 15 Feb 04 AI-15 AEO to check availability of Helicoils 06 Feb HIFI Consortium Meeting UTRECHT 19/04/04

Programmatic/financial concerns 2 Contracts signed: 2 QMs (Qual) (4-8 GHz) 2 QMs (Accep) (4-8 GHz) 7 FMs (4-8 GHz) 2 QMs (2.4-4.8 GHz) 4 FMs (2.4-4.8 GHz) 3 FMs (4-8 GHz) 1 Contract to be signed: 5 FSs (4-8 GHz) 2 FSs (2.4-4.8 GHz) HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT CRYO IF1 (4-8 GHz) AMPLIFIER-HIFI PLANNING (I) HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT CRYO IF1 (4-8 GHz) AMPLIFIER-HIFI PLANNING (II) HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT CRYO IF1 (4-8 GHz) AMPLIFIER-HIFI PLANNING (III) Important delivery dates: QM1 low: 19 May 2004 QM2 low: 21 May 2004 FM1 low: 14 July 2004 FM4 low: 21 July 2004 FM1 high: 7 May 2004 FM10 high: 16 June 2004 HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT OPEN ISSUES & SUMMARY 2 QM IF1 high units delivered December 2003 (EQM2 & EQM4) 2 QM IF1 high units being qualified (EQM1 & EQM3) QM IF1 low: Structures and Substrates being fabricated 4 QM isolators measured Qualification boards done and qualified FM IF1 High: Structures being fabricated (problems with type of aluminium) Substrates being fabricated FM IF1 Low: Structures and Substrates to be fabricated once the QM units are tested Uncertainties about the performance of the IF1 low fabricated by Alcatel Alcatel delays very difficult to recover HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT 19/04/04

QM & FM PROGRAMS (First Prototype) HIFI Consortium Meeting UTRECHT 19/04/04

QM & FM PROGRAMS (First Prototype) HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT Industry: TTI Bonding machine Experience in cryostats Complete receiver with S/X cryogenic amplifiers delivered to Finland 8.4 K @ 8.4 GHz with Fujitsu devices (20  h k) HIFI Consortium Meeting UTRECHT 19/04/04

Microwave Capacitors at Cryogenic Temperature HIFI Consortium Meeting UTRECHT 19/04/04

HIFI Consortium Meeting UTRECHT TRW T-42 CRYO3 200×0.1 μm gate Best performance TRW T-45 CRYO4 Used in DMs Space qualifiable, to be used in FMs CHOP developed ETH T-35 200×0.2 μm gate Experimental transistor Design by request Used in MPAs 0.19 mm Transistors 0.22 mm HIFI Consortium Meeting UTRECHT 19/04/04