Capability Flyers

Etch and Deposition Processes for MEMS

Etch and Deposition Processes for MEMS

Overview of SPTS's etch and deposition processes used in MEMS manufacturing

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Plasma Processes for Advanced Packaging

Plasma Processes for Advanced Packaging

This datasheet gives an overview of the range of plasma etch and deposition process technologies being used by leading semiconductor packaging companies for advanced packaging schemes - from High Density FOWLP to the most advanced “3D” packages.

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Plasma Processes for Compound Semiconductors

Plasma Processes for Compound Semiconductors

Overview of the plasma processing technologies which SPTS offers for a variety of compound semiconductor applications such as RF, power and photonic device manufacturing.

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Plasma Processes for Photonic Devices

Plasma Processes for Photonic Devices

Download this datasheet giving an overview of SPTS's etch and deposition processes used to manufacture a range of photonic products such as LEDS, optical waveguides, VCSELs and lasers.

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Application Briefs

PECVD Processes for Compound Semiconductor Devices

PECVD Processes for Compound Semiconductor Devices

This SPTS' PECVD processes for deposition of SiN onto GaN and GaAs in RF, power, and photonic applications.

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Back-side Metal PVD for Power Devices

Back-side Metal PVD for Power Devices

This Application Brief discusses the back-side metallization process for power device manufacturing, and the features of SPTS’s Sigma® fxp which offer reliable wafer handling, effective degas and pre-clean options, film stress control and higher throughputs.

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Etch Processes for WBG Power Devices

Etch Processes for WBG Power Devices

This Application Brief describes SPTS etch processes for SiC and GaN-on-Si power devices, using our ICP and Synapse etch modules

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Etch Processes for WBG RF Devices

Etch Processes for WBG RF Devices

This Application Brief describes the reasons GaN is often selected for 5G applications, and SPTS's back-side SiC via and GaN etch processes used in the manufacturing of GaN-on-SiC RF devices.

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AlN-AlScN Etch for BAW Devices

AlN-AlScN Etch for BAW Devices

In this Application Brief we give an overview of the benefits of the Synapse module for etching AlN and AlScN for BAW device manufacturing, in terms of high etch rate, sidewall angle and end-point control

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Introduction to Si DRIE

Introduction to Si DRIE

Brief introduction to silicon DRIE (The Bosch Process) and its application within MEMS, Advanced Packaging and Power Device manufacturing.

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Blanket Silicon Etch

Blanket Silicon Etch

Download this datasheet explaining how dry blanket Si etching exhibits better control over the etch rate and uniformity, when compared to wet chemical approaches.

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FOWLP - PVD Processes

FOWLP - PVD Processes

Download this datasheet describing how fan-out wafer-level packaging (FOWLP) technology provides higher integration levels and a greater number of external contacts.

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High Productivity UBM-RDL

High Productivity UBM-RDL

Download this datasheet describing PVD solutions to deposit Under Bump Metallization (UBM) layers, to enable bump metals to adhere to die electrical pad contacts, or to act as seeds for Cu plated Re-Distribution Layers (RDL).

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Plasma Dicing

Plasma Dicing

Stronger die - more die. High yield plasma dicing solutions based on industry leading Deep Reactive Ion Etch (DRIE) technology for dice-before-grind and dice-after-grind.

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Plasma Etch  End-point Control

Plasma Etch End-point Control

End-point detection (EPD) is essential for many wafer etch applications to ensure processes are carefully controlled and consistent.

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Via Reveal Processing

Via Reveal Processing

High productivity plasma etch processes with unique end-point detection used for post-TSV steps, to prepare the die for connection to other parts of the device.

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Etch and Deposition Processes for BioMEMS Manufacturing

Etch and Deposition Processes for BioMEMS Manufacturing

BioMEMS is an exciting area of the MEMS market, and SPTS offers a range of wafer processes which enable development and commercial manufacturing of BioMEMS

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AlN PVD for RF-IC & MEMS

AlN PVD for RF-IC & MEMS

Piezoelectric properties of AlN to convert mechanical strain into an electric signal, or vice versa is being exploited in devices such as RF filters and a growing number of MEMS.

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Low Temp CVD for MEMS

Low Temp CVD for MEMS

Low temp Plasma Enhanced Chemical Vapor Deposition (PECVD) solutions for depositing uniform and stable SiN and SiO films for MEMS devices at temperatures <200°C.

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MEMS Microphones

MEMS Microphones

MEMS microphones have been growing rapidly in recent years for a variety of applications, primarily mobile devices, but also other products such as hearing aids, Bluetooth headsets, and “digital assistants”.

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MVD for MEMS

MVD for MEMS

Molecular Vapor Deposition (MVD®) is a unique process technology that deposits ultra-thin films by vapor deposition at low temperatures on a broad spectrum of substrates.

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WL Packaging of MEMS

WL Packaging of MEMS

Wafer level packaging (WLP) prior to wafer dicing of MEMS devices can provide protection from particles and dicing slurry, while significantly reducing form factor and reducing the overall die cost.

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Intro to HF Release Etch

Intro to HF Release Etch

HF etching is a dry vapor (plasma-less) etch process to remove sacrificial oxide layers, primarily used to release silicon MEMS structures.

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XeF2 for MEMS Release

XeF2 for MEMS Release

XeF2 vapor etching is a highly selective isotropic etch for removing sacrificial layers of Si, Mo or Ge to release MEMS miccrostructures.

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PECVD for Photonics

PECVD for Photonics

Download this datasheet illustrating how SPTS's PECVD processes can be used for depositing dielectrics for a number of photonic applications, such as thick doped/undoped films for optical waveguides or anti-reflective coating for VCSELs.

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Plasma Processes for VCSELs

Plasma Processes for VCSELs

New applications for VCSELs include proximity sensing for automotives and gesture/face recognition for consumer products and SPTS offers a range of processes for VCSEL manufacturing including ICP etch, PVD, and PECVD.

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Case Studies

imec - Deep Oxide Etch for Hyperspectral Imaging Filters

imec - Deep Oxide Etch for Hyperspectral Imaging Filters

Case study showing how SPTS's Synapse etch module enabled the successful manufacturing of SiO2-metal oxide filter stacks, for use in hyperspectral imaging cameras

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Teledyne Micralyne - Enhanced Remote Customer Support

Teledyne Micralyne - Enhanced Remote Customer Support

During COVID-19, SPTS implemented a remote support solution to enable the commissioning of a new etch system at Teledyne Micralyne when SPTS engineers could not be on-site.

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SK Hynix - Via Reveal for High Bandwidth Memory

SK Hynix - Via Reveal for High Bandwidth Memory

SPTS worked with SK Hynix to increase productivity of their backside via reveal process used in high bandwidth memory chip manufacturing - Optimizing production yield and reducing cost of ownership

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imec - Silicon Etch for Neural Probes

imec - Silicon Etch for Neural Probes

Download this Case Study illustrating how SPTS's Si DRIE technology is used by imec for manufacturing neural probes for mapping brain activity.

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University of Swansea - "Plasma Etch for Silicon Microneedles"

University of Swansea - "Plasma Etch for Silicon Microneedles"

Illustrates the results of a joint development project between SPTS and University of Swansea to create a process for volume production of silicon microneedles for biomedical applications.

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imec - "Blanket Silicon Etch for Lower Cost TSV"

imec - "Blanket Silicon Etch for Lower Cost TSV"

Discusses the introduction of blanket silicon etching to replace CMP, as part of a joint development project with imec to optimize a manufacturable "TSV-last" route for a multi-wafer stack.

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Skyworks - "Improving MTBC for SiN Etch"

Skyworks - "Improving MTBC for SiN Etch"

Describes how SPTS worked with Skyworks to significantly improve Mean Time Before Clean (MTBC) for a SiN etch step, used in the manufacturing of their GaAs RF devices.

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SPT Microtechnologies (Thermal Products) Application Briefs

Thick Poly-Si for MEMS

Thick Poly-Si for MEMS

SPT’s Advanced Vertical Processor (AVP) has been designed to deposit doped and un-doped polysilicon films >4μm thick without wafer sticking

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LPCVD SiN for MEMS

LPCVD SiN for MEMS

SPT's LPCVD SiN process that combines the excellent stress control and process repeatability of a PECVD process together with the benefits of low wet etch rate and low ownership cost of an LPCVD system

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H2 Annealing for MEMS

H2 Annealing for MEMS

Surface transformation to remove the "scallops", created by silicon DRIE during MEMS manufacturing, can be achieved by annealing the Si wafers at high temperature (~1100°C) in a H2 ambient in SPT's RVP furnace.

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