sandrip. pouzierjl. villeroym. remy g.€¦ · sandri p. 4 e2v ‐improving health 90% of cancer...
TRANSCRIPT
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Robotisation & test of image sensors
Sandri P.Pouzier JL.Villeroy M.
Remy G.
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Overview1‐who is e2v ? 2‐what is the context ? 3‐Why a robot ?4‐ how ? 5‐conclusion
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e2v GroupAdvanced technology and vital services for critical systems
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RFPower Imaging Semiconductors
Electron devices and sub‐systems generating, amplifying & precision controlling RF power
CCD & CMOS sensors, focal plane arrays, cameras & sub‐systems
Hi‐rel semiconductors for space, aerospace, defence & industrial applications
Sandri P.
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e2v ‐ Improving health
90% of cancer radiotherapy systems depend on e2v high power RF technology
e2v’s intra‐oral x‐ray sensors deliver fast and detailed digital images at 10% of the dosage of traditional film
Image courtesy of Elekta
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e2v ‐ Enabling discovery
e2v CCD sensors are on‐board NASA’s Curiosity Rover, helping it to detect the elements which would support life on Mars
e2v scientific sensors can detect a single photon, enabling inspection of light‐sensitive samples
Image courtesy NASA
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e2v ‐ Connecting the world
Our high performance and energy‐efficient data converters are enabling a new generation of smaller and more cost‐effective telecoms satellites
e2v’s hi‐reliability microprocessors control the avionics systems of the Boeing 787 Dreamliner and the Airbus A350
Image courtesy Boeing
Sandri P.
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e2v ‐ Protecting assets
e2v’s compact and versatile electronic countermeasures detect and deceive incoming hostile threats
e2v guarantees long‐term supply of hi‐reliability semiconductors through our SLiM programme, supporting platform life extension and counterfeit avoidance
Image courtesy Raytheon
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e2v ‐ Transforming industrial processes
RF generators developed by e2v will enable Rio Tinto to improve the efficiency of mineral recovery from previously discarded ore.
e2v provides the world’s fastest, highest resolution machine vision cameras, used to inspect flat panel television screens
Image courtesy Rio Tinto
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e2v ‐ Seeing the big pictureEarth observation satellites take detailed pictures, captured by e2v imaging sensors, to help scientists monitor environmental change e2v’s power tubes and
microwave systems power radar on land, ships and planes
Uluru (Ayres Rock) AustraliaImage courtesy CNES Pleiades
Sandri P.
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2‐what is the context ? • Optimize our test platforms
– Agility between production and engineering
– Dual function
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Final test
Wafer probe
For image sensors in different package formatSandri P.
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Wafer to Package test position
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2‐what is the context ? • Constraints coming from image sensors and
tester configuration
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Material and process constraintsFlip sensor during test for illuminator configurationAvoid contact with the glass lid Pin integrityProtective film
Equipment and environmental constraintsAccurate docking between positions for wafer and final test Clean Room, and ESD compatibility
Management and people constraintsQuick change between configurationsSecurity and ergonomics
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Initial conditionManual test devices of qty > 1k parts/lot
-> repetitive motion with precise amplitude is pathogenic
Operators suffers from musculoskeletal disorders.
Turnover needed
• Safety Share
2‐what is the context ?
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2‐what is the context ? • Constraints coming from image sensors and
tester configuration
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TEST HEAD ILLUMINATOR
Illumination from bottom side of test head
Sandri P.
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• Different solutions – Handler– Robot
• Different strength, weakness and opportunities– Autonomy vs field service in low volume production area
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2‐what is the context ?
Sandri P.
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3‐Why a robot ?• Robot
6 axis for socket movement
Custom in‐line modules
Fast development for new product, by program.
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• HandlerLimited movements
Thermal option
Specific kit: 20 k€
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3‐Why a robot ?• Small lot size needs SMED approach
Configuration setup time < 5min
• Precision & 6 sigma6 sigma study for hinge manipulator tilt repeatability
Sigma < 100µ @ socket position
• Agility: custom development & reusable
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4‐How ? • Socket approach
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Backside contact necessary as the component is in dead bug position
Actuation of pogo contact on device by rotating lock without plunger
The socket top ensure alignment, Z actuation and contacting
Sandri P.
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4‐How ? • Socket approach
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Compatibility between manual and automatic mode
Secure with in position sensors
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4‐How ? • Socket approach
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High accuracy of positioning by design of socket. Tolerance less than 0.050mm
Less constraintfor robot
Sandri P.
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2‐what is the context ? • Socket approach
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Several kinds of packaging :
CLCC, Micro-PGA, Chip On Board, WLCSP
Sandri P.
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4‐How ? • Socket approach
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Only 2 kinds of sockets, Auto/manual contactor Clamshell with :
horizontal rotation actuation, due to double pogo pins connectionvertical rotation actuation, due to Flex connection
Sandri P.
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4‐How ? • Socket approach
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Example of socket with vertical rotation actuation, due to Flex connection
Holes for handling with Roby-One
Communication Socket <-> Roby-One
Sandri P.
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4‐How ? Able to do something else during test
Blow or sweet cleaning..
Id reading….
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4‐How ? Able to do something else during test
Protective film positioning..
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4‐How ?
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Flip stationTray handling tool
• Specific tool design
Sandri P.
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Conclusion
• Today : comfortable working conditions and cycle time improvement
• 3 products transferred in productionWith > 8 hours of autonomy without operator
intervention
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Conclusion Roby One
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