©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 1+33 2 40 18 09 16 [email protected] www.systemplus.fr
STMicroelectronics Proximity Sensor and Flood Illuminator
New time-of-flight and illumination device from the Apple iPhone 12SPR21576 - Imaging report by Sylvain HallereauLaboratory analysis by Leo VatantJune 2021 – Sample
REVERSE COSTING® – STRUCTURAL, PROCESS & COST REPORT
22 bd Benoni Goullin44200 NANTES - FRANCE
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 2
Versions of the Report
Version Date Updates
V1 29/05/2021 o Initial release
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 3
Table of Contents
Overview / Introduction 4o Executive Summaryo Reverse Costing Methodology
Company Profile 8o STMicroelectronicso STMicroelectronics Portfolioo FligthSense Technologyo Supply Chaino Apple iPhone 12 Teardown
Physical Analysis 23
o Summary of the Physical Analysis 24
o Package 26 Package View & Dimensions Package Opening:
Overview, Wire Bonding, Flood Illuminator
Package Cross-Section:Adhesives, Ceramic Substrate, PCB Substrate, Diffuser, Filters, FOV, Heat Sink
o VCSEL #1 & #2 Die 59 Die View & Dimensions Die Overview & Cavity Die Cross-Section Die Process Characteristic
o VCSEL Driver Die 88 Die View & Dimensions Die Overview & Marking Die Delayering & main ID Block Die Cross-Section Die Process Characteristic
o SPAD Detector Die 100 Die View & Dimensions
Die Overview & Marking: Active Area, SPADs Die Delayering & main ID Block Die Cross-Section Die Process Characteristic
Comparison iPhone X and iPhone 12 Proximity Sensor 125o Package, Function, FOV, Optical Blocking Package, SPAD Detector &
VCSELs, SPADs
Manufacturing Process 132o SPAD Detector Die Front-End Process & Fabrication Unit.o VCSEL Drive Die Front-End Process & Fabrication Unito VCSELs Die Front-End Process & Fabrication Unito OLGA Packaging Process & Fabrication unit
Cost Analysis 147o Summary of the cost analysis 148o Yields Explanation & Hypotheses 149
o SPADs Detector & VCSEL Driver die 152 Die Front-End Cost Die Wafer & Die Cost
o VCSEL Dies 156 Die Front-End Cost Die Front-End Cost per process steps Die Wafer & Die Cost
o Component 162 Packaging Cost Component Cost
Estimated Selling Price 166
Feedbacks 170
Related Analysis 172
Company services 174
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 4
Overview / Introductiono Executive Summaryo Reverse Costing
Methodologyo Glossary
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
• This full reverse costing study has been conducted to provide insight on technology data, manufacturing cost and selling price of theSTMicroelectronics Proximity Sensor & Flood Illuminator in Apple iPhone 12.
• Located in the front above the main speaker, the proximity sensor & flood illuminator is packaged using optical LGA. The device is a custom version for Apple. In the past, STMicroelectronics has already released a custom proximity sensor for the iPhone X, 15% smaller than the previous version, the new version came along with a flood illuminator two time larger. The sensor is still based on FlighSenseTM technology.
• The larger VCSEL die and VCSEL driver die are not the only differences for the flood illuminator. The diffuser is more sophisticate with a complexity close to a diffractive optical element.
• To reduce the package size with larger components, STMicroelectronics has developed a 3D package with two PCBs stacked. The 3D package manages the heat dissipation of the flood VCSEL thank ceramic substrate, solder balls and PCB design.
• In this report, the complete microsystem is analyzed from the Vertical-Cavity Surface-Emitting Laser (VCSEL) illuminator of the proximity sensor manufactured by Trumpf, the VCSEL of the flood illuminator manufactured by Lumentum. Also the 2 integrated circuit with a VCSEL driver from Texas Instruments and the Single Photon Avalanche Diode (SPAD) developed by STMicroelectronics. The package, the diffuser and the filters are also analyzed with optical pictures, SEM pictures and EDX analysis like the main semiconductor components. The report includes a complete cost analysis and price estimation of the device based on a detaileddescription of the package, the ToF detector, the VCSEL and the second VCSEL for the flood illumination.
• It also features a complete technology comparison with the proximity sensor from the Apple iPhone X.
Executive Summary
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 5
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
Package Views & Dimensions
4.34 mm
2.8m
m1.
65 m
m
• Package:OLGA 19-pin
• Dimensions: 4.35 x 2.8 x 1.65 mm
• Pin Pitch: 0.65 mm
Package Top View – Optical View©2021 by System Plus Consulting
Package Bottom View – Optical View©2021 by System Plus Consulting
Package Side View – Optical View©2021 by System Plus Consulting Package Side View – Schematics
STMicroelectronics
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 6
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
Package Opening
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 7
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
Package Lateral View
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 8
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
Package Opening – Diffuser
Package opening – Optical View©2021 by System Plus Consulting
Diffuser Top View – Optical View©2021 by System Plus Consulting
Diffuser Top View – Optical View©2021 by System Plus Consulting
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 9
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
Package Cross-Section #2
Package Cross-Section Plan©2021 by System Plus Consulting
Package Cross-Section – Optical View©2021 by System Plus Consulting
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 10
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
VCSEL #1 Die View & Dimensions
VCSEL Die – Optical View©2021 by System Plus Consulting
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 11
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
VCSEL #2 Die View and Dimensions
VCSEL Die – Optical View© 2021 by System Plus Consulting
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 12
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
VCSEL Driver Die View & Dimensions
VCSEL Driver Die Overview – Optical View©2021 by System Plus Consulting
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 13
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis o Summaryo Packageo VCSEL #1o VCSEL #2o VCSEL Drivero SPAD Detector
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
SPAD Detector Die View & Dimensions
SPAD Detector Die Overview – Optical View©2021 by System Plus Consulting
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 14
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flowo SPAD Detector Processo SPAD Detector Fab Unito VCSEL Driver Processo VCSEL Driver Fab Unito VCSEL #1 Processo VCSEL #1 Fab Unito VCSEL #2 Process Flowo VCSEL #2 Fab Unito Assembly Unito Packaging Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
VCSEL #2 Wafer Process Flow (2/3)
drawing not to scale
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 15
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysiso Summaryo Supply Chain o Yield Summaryo SPAD Detector FE Costo SPAD Detector Wafer & Die
Costo VCSEL Driver FE Costo VCSEL Driver Wafer & Die
Costo VCSEL #1 FE Costo VCSEL #1 Wafer & Die Costo VCSEL #2 FE Costo VCSEL #2 Wafer & Die Costo Packaging Costo Component Cost
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
SPAD Detector Front-End Cost
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 16
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysiso Summaryo Supply Chain o Yield Summaryo SPAD Detector FE Costo SPAD Detector Wafer & Die
Costo VCSEL Driver FE Costo VCSEL Driver Wafer & Die
Costo VCSEL #1 FE Costo VCSEL #1 Wafer & Die Costo VCSEL #2 FE Costo VCSEL #2 Wafer & Die Costo Packaging Costo Component Cost
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consulting
Packaging Cost
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 17
R E L A T E DA N A L Y S E S
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 18
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedback
Related Analyses
About System Plus Consulting
Related Analyses
RELATED MONITORS
RELATED TEARDOWN TRACKSRELATED REPORTS
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• STMicroelectronics Proximity & Flood Illuminator iPhone X
By Yole Développement:• 3D Imaging & Sensing 2020
• VCSELs – Market and Technology Trends 2020
• 6’’ and Below: Small-Dimension Wafer Market Trends 2020
• Glass Substrate for Semiconductor Applications 2020
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• APPLE iPhone 12 Pro 5G US A2341 128GB 6GB RAM Dual SIM
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• APPLE iPhone 12 Pro Max 5G US A2342 128GB 6GB RAM Dual SIM
By System Plus Consulting:• Smartphone Design Win
Quarterly Monitor
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 19
COMPANYSERVICES
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 20
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consultingo Company serviceso Contact
Our Core Activity : Reverse Costing®
A Structure, Process and Cost Analysis
Reverse Costing® consists of disassembling a device or a system in order to identify itstechnology and discern its manufacturing processes and then using in-house models andtools to determine its cost.
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 21
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consultingo Company serviceso Contact
Fields Of Expertise
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 22
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consultingo Company serviceso Contact
Business Model
Teardown Track
205+ teardowns per year
Monitor1 per year quarterly updated
Custom Analysis150 custom analyses per
year
Report60+ per year
Costing Tools
5 process-based and 3 parametric
costing tools
Cost MethodsTrainingOn demand
©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 23
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consultingo Company serviceso Contact
Worldwide Presence
100+ collaborators in 8 different countries
Headquarters› Nantes – System Plus Consulting› Lyon – Yole Développement
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©2021 by System Plus Consulting | SPR21576 - STMicroelectronics Proximity Sensor and Flood Illuminator | Sample 24
Overview / Introduction
Company Profile & Supply Chain
Physical Analysis
Physical Comparison
Manufacturing Process Flow
Cost Analysis
Selling Price Analysis
Feedbacks
Related Analyses
About System Plus Consultingo Company serviceso Contact
Contacts
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