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Where Accuracy Begins:
Wafer Sort & Probe Excellence

UTAC Group’s wafer sort capabilities combine state-of-the-art probing technology with decades of engineering expertise.

Our semiconductor wafer sort solutions combine precise automated wafer probing with advanced engineering to ensure high accuracy, repeatability, and throughput.

This section provides a closer look at our probe card technologies and wafer sort capabilities that are designed to meet the specific electrical and mechanical requirements of each device while enabling early defect detection and yield optimization.

UTAC Probers

TEL P12XLN
TEL P12XLN
TSK UF200
TSK UF200
TEL WDF 12DP
TEL WDF 12DP
SEMICS OPUS
SEMICS OPUS
  • Mainstream

    TEL (Precio, PrecioXL, P12/XL, WDF) , Accretech UF3000EX, Accretech AP3000e, Semics (SL/SD/SH, SLT, FD12)
  • Fan-out WLP, Film Frame

    Semics (SL/SD/SH, SLT, FD12), TEL WDF
  • 200MM Thin Wafer

    Accretech UF200A/AL, Semics (SL/SD/SH, SLT, FD12), TEL P12/XL

Equipped with fully automated wafer probers integrated into advanced ATE test cells, enabling high-throughput and precision wafer-level testing for logic, mixed-signal, and RF devices across 8” and 12” wafers, including sawn wafer probing.

Wafer Probe Process Flow

Wafer Probe Process Flow Wafer Probe Process Flow

Our advanced wafer probing processes integrate embedded risk safeguards and stringent manufacturing quality controls.

UTAC Prober Docking Mechanism Capability

Standard
  • Soft and Cable docking Standard docking with Pogo Tower with TDP / PDP
Direct Docking
  • Uflex Ultra Probe
  • Digital / RF Bridge Beam V93K
  • NSV PCL Bridge
  • IFLEX Turbo Dynamics
UTAC Prober Docking Mechanism Capability Image UTAC Prober Docking Mechanism Capability Image

Equipped with multiple docking solutions—including direct dock, standard hard dock, and cable/soft dock configurations—enabling full compatibility and mechanical/electrical interface support across a wide range of ATE platforms such as Teradyne, Advantest, and Cohu.

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Wafer Probe Operations Capability

Wafer Probe Operations

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High parallelism of up to 32 sites for WLCSP and 1280 for Pad wafers.

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Temperature range
-55˚C to +150˚C

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Frame probing on Singulated and Fan-Out wafer.

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Blackbox testing
Security Key Encryption on wafer level.

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Wafer size
8″ and 12″

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Software customization
support GDBN and PAT* to drive toward zero defect.

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Strategic partnership
long term partnership with foundries and probe card suppliers.

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In-house support
Certified In house Probe card maintenance team.

*PAT stands for “Part Average Testing”

Probe Card Management

Multiple Probe Card Technologies

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Cantilever

Up to 16 Sites
1752 Pin Counts
40um x 40um Pad Size
Bump Pitch 200/400um

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Advanced Cantilever

Up to 16 Sites
1052 Pin Counts
40um x 40um Pad Size
Bump Pitch 200/400um

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Vertical

Up to 1280 Sites
Pin Counts 26000
Pad Size 55um
Bump Diameter 85um
Bump Pitch 64um/880um

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Pogo Pin

Up to 192 Sites
Pin Counts 1764
Bump Diameter 80um
Bump Pitch 150um

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Membrane

Up to 8 Sites
Pin Counts 1762
Bump Diameter 85um
Bump Pitch 200/400um

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MEMS

Up to 1226 Sites
Pin Counts 4912
Pad Size 50um x 60um
Pad Pitch 60um

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2000x High Power Scope
Extensive expertise in wafer sort operations and diverse probe card technologies, complemented by effective probe card management and support.
Rich Experience in Multiple Probe Card Technologies Header Image

Rich Experience in Multiple Probe Card Technologies

Extensive hands-on experience with a wide range of probe card technologies, including vertical, cantilever, MEMS, and advanced fine-pitch probe cards, supporting various wafer-level test applications across logic, memory, mixed-signal and RF devices.

Membrane
Membrane
Highest Parallelism8 Sites
Maximum Pin Count1762 Pins
Bump Diameter85 um
Bump Pitch200 um / 400 um
MEMS
MEMS
Highest Parallelism1226 Sites
Maximum Pin Count4912 Pins
Smallest Pad Size50um x 60um
Minimum Pad Pitch60 um
Cantilever
Cantilever
Highest Parallelism16 Sites
Maximum Pin Count1752 Pins
Smallest Pad Size40um x 40um
Closest Bump Pitch200um / 400um
Vertical Pin
Vertical Pin
Highest Parallelism1280 Sites
Maximum Pin Count26000 Pins
Smallest Pad Size55um x 55um
Bump Diameter85um
Bump Pitchx = 64um, y = 80um
Pogo Pin
Pogo Pin
Highest Parallelism32 Sites
Maximum Pin Count1764 Pins
Bump Diameter80um
Bump Pitch150um
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Efficient Probe Card Management Services and Engineering Expertise

Comprehensive probe card management services supported by deep engineering expertise, encompassing the full lifecycle— from design review and technology selection to maintenance, performance monitoring, and failure analysis—ensuring optimal electrical performance, mechanical integrity, and test yield.

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High Magnification Scope, measuring pin tip length, tip diameter, useable tip. Magnified view of the dirt, FM.

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PB Analyzer (PB3600).
Tweaking to adjust alignment. Push and pull to adjust planarity.

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First Level
In-house support

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Physical Hardware
Storage Rack

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Probe card Management Database

Probe Card Engineering Vendor Level Expertise

  • Membrane Core debug, service, adjustment, and setup.
  • Vertical Pins/Pogo Pins debug, service, adjustment, and setup.
  • Cantilever/Pogo Tower debug, service, adjustment, and setup.
  • Expert on Recipe Creation and on-line cleaning methodology.
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Choose UTAC Group

Ready to leverage our highly comprehensive, high-volume IC testing ATE infrastructure? Our 2,000+ test platforms are configured and waiting to accelerate your semiconductor testing requirements.