Taiwan Semiconductor

What Taiwan Semiconductor does

Taiwan Semiconductor Co., Ltd. (TSC) is a privately held Taiwanese manufacturer of discrete semiconductor devices and analog/power management ICs, founded in 1980 and headquartered in New Taipei City. The company operates across four core product categories: discrete components (rectifiers, MOSFETs, TVS diodes, ESD protection, Zener and switching diodes), power management ICs (voltage regulators, LED drivers, amplifiers, voltage references), magnetic sensors, and wide-bandgap semiconductors (SiC Schottky diodes, SiC MOSFETs, GaN transistors). Its flagship innovation is the Super Clamp TVS family — a proprietary snapback-type transient voltage suppressor delivering industry-leading low clamping ratios, higher peak impulse current capability, and superior temperature stability compared to conventional TVS and MOV devices, enabling downstream BOM cost reduction for customers.

TSC generates revenue through one-time hardware sales of components to OEM customers, distributors, and direct buyers, with quote-based pricing negotiated via purchase orders. It sells directly through its website (parametric search, datasheets, sample requests) and through an owned sales office network spanning Taiwan, China, Japan, Germany, the UK, and the US, supplemented by distributor and reseller relationships. The customer base is organized across six vertical segments — automotive and industrial as primary, plus computing, lighting, consumer, and telecom — with the automotive line backed by AEC-Q101 qualified components, PPAP capability, and compliance with ISO 7637-2, ISO 10650, and ISO 16750-2. Notable commercial relationships include supply of sensor components for Apple Watch (via TASC) and participation in a multi-party collaboration with Arm, Meta, Quanta, and Lenovo on the AGI CPU for agentic AI.

Name

Taiwan Semiconductor

Legal name

Taiwan Semiconductor Co., Ltd.

Website

https://taiwansemi.com

Company type

Private

Founded year

1980

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Taiwan Semiconductor Co., Ltd. is a private Taiwanese manufacturer of discrete semiconductors, power management ICs, magnetic sensors, and wide-bandgap (SiC/GaN) devices, selling AEC-Q101 qualified components for automotive, industrial, and consumer electronics OEMs through direct sales and a global office network.

Ownership category

akta.pro rank

Product category

Discrete Semiconductors and Power Management Components

NAICS

Semiconductor and Other Electronic Component Manufacturing (33441), Semiconductor and Other Electronic Component Manufacturing (3344)

SIC

Semiconductors & Related Devices (3674), Electronic Components & Accessories (3670)

akta.pro primary industry

Wide-Bandgap Power Devices (SiC/GaN Discretes) (HDAHAHAG)

akta.pro secondary industries

High-Voltage, Power Discretes & Modules (IGBT/MOSFET/SiC/GaN) (HDAHAAAK), Varistors & Surge Protection (MOV/TVS-like passive protectors/GDT) (HDAHANAI)

Keywords

• Discrete semiconductors
• Power management ICs
• TVS protection diodes
• Automotive MOSFETs
• Wide bandgap semiconductors

Headquarters

HQ city

Hsinchu

HQ country

Taiwan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Personnel, Infrastructure, Marketing or Sales

Revenue model

1. Discrete Semiconductor Components: Sales of discrete semiconductor products including rectifiers, MOSFETs, TVS diodes, Zener diodes, and switching diodes. Revenue is generated through one-time product sales to OEM customers, distributors, and direct buyers. The company ships products globally with orders confirmed through purchase orders.
2. Power Management ICs: Sales of power management products including voltage regulators (linear and switching), LED drivers, voltage references, and power amplifiers/comparators. Components are sold for use in automotive, industrial, and consumer electronics applications.
3. Wide Bandgap Semiconductors: Sales of SiC Schottky diodes, SiC MOSFETs, and GaN transistors for high-efficiency power electronics applications including EVs, renewable energy, and AI data centers.
4. Sensor Products: Sales of magnetic sensors including omni-polar, uni-polar, latch, and linear sensors for automotive and industrial applications.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

Taiwan Semiconductor Co., Ltd. (TSC) manufactures and sells discrete semiconductor components, power management ICs, magnetic sensors, and wide-bandgap (SiC/GaN) power devices. Its product portfolio includes rectifiers, MOSFETs, transient voltage suppressors (TVS), ESD protection diodes, voltage regulators, LED drivers, and sensors designed for automotive (ADAS, powertrain, body control, lighting), industrial (power supplies, motor drives, automation), consumer, computing, lighting, and telecom applications. The company's flagship offering is its proprietary Super Clamp TVS snapback series providing industry-leading low clamping ratio circuit protection.

Product overview

Taiwan Semiconductor (TSC) is a manufacturer of discrete semiconductor components and power management ICs, organized into four core product categories: Discrete Components (rectifiers, protection diodes, MOSFETs, transistors, small-signal products), Power Management (voltage regulators, LED drivers, amplifiers, voltage references), Sensors (magnetic sensors for automotive and industrial), and Wide Bandgap Semiconductors (SiC and GaN power devices). The company's flagship innovation is the Super Clamp TVS series featuring proprietary snapback technology with industry-leading low clamping ratios. Product portfolio spans automotive-qualified AEC-Q101 components for ADAS, powertrain, body control, and safety systems, as well as industrial-grade solutions for power supplies, computing, telecom, lighting, and consumer applications. Key differentiators include the proprietary Super Clamp snapback TVS technology, comprehensive automotive certifications (AEC-Q101, PPAP), and a full range of SiC/GaN wide-bandgap devices for high-efficiency power applications.

Differentiator

Problem solved

Functional benefit

Products and services

• Discrete Components Comprehensive range of discrete semiconductor components including rectifiers, protection diodes (TVS, ESD), MOSFETs, transistors, and small-signal products for power management and circuit protection in automotive, industrial, consumer, computing, lighting, and telecom applications.
• Power Management ICs Power management solutions including amplifiers, comparators, voltage regulators (linear and switching), LED drivers, and voltage references for efficient power conversion and regulation in electronic systems.
• Magnetic Sensors Magnetic sensor portfolio including omni-polar, uni-polar, latch, and linear sensors for position sensing, speed detection, and current measurement in automotive and industrial applications.
• Wide Bandgap Semiconductors Silicon carbide (SiC) and gallium nitride (GaN) wide-bandgap power devices including SiC Schottky diodes, SiC MOSFETs, and GaN transistors for high-efficiency, high-voltage power applications in EVs, industrial, and data center markets.
• Super Clamp TVS Series Snapback-type transient voltage suppressor series featuring extremely low clamping ratio (as low as 1.049), superior to conventional TVS and MOV devices. Available in 24V, 400W, 600W, and 5KW ratings in packages including DO-218AB, SOD-123W, SOD-128, SMC, and SMB for automotive and industrial circuit protection.
• Super Clamp TVS LTD7S24CAH (24V) 24V snapback TVS diode with typical clamping voltage of 24V and peak impulse current capability of 300A in DO-218AB package. Designed for 24V and 48V powertrain DC-Link protection, reducing stress on adjacent power components including DC-Link capacitors and MOSFETs and enabling BOM cost reduction.
• Automotive 45–120V Trench Schottky Rectifiers Automotive-grade Trench Schottky barrier rectifiers covering 45V to 120V voltage ratings, available in expanded package options including ThinDpak and TO-247AD packages for design flexibility in automotive power electronics applications.
• Uni-directional ESD Protection DFN1010-3LW Uni-directional ESD protection diode in DFN1010-3LW package delivering 86% PCB space reduction and 30kV ESD robustness for compact automotive designs requiring electrostatic discharge protection.
• AEC-Q Qualified 1200V SiC Schottky Rectifiers AEC-Q qualified 1200V silicon carbide Schottky diodes in 1A and 2A models packaged in SOD-128 format (industry's only 1200V diodes in this package). Designed for automotive and high-efficiency power supply applications requiring high-voltage SiC rectification.
• Automotive-Grade 24V SUPER CLAMP TVS Series Automotive-grade 24V Super Clamp TVS series devices in SMC and SMB surface-mount packages, providing enhanced transient surge protection for automotive electronics with lower clamping voltage and higher peak pulse currents than conventional TVS.
• 1,200V Automotive-Grade Low-Loss Diodes Automotive-grade 1200V low-loss diodes offering low forward voltage for higher efficiency, AEC-Q compliant, available in multiple package sizes for various high-efficiency automotive and power electronic applications.
• Automotive MOSFETs AEC-Q101 qualified MOSFETs for automotive applications including N-channel, P-channel, dual-channel, and small-signal MOSFETs for powertrain, body control, lighting, and safety systems.
• LED Drivers LED driver portfolio covering automotive LED drivers, AC-DC LED drivers, and DC-DC LED drivers for lighting, automotive, and consumer electronics applications requiring efficient and reliable LED drive electronics.
• Voltage Regulators (Linear and Switching) Voltage regulator portfolio including automotive AEC-Q qualified low-Iq low-dropout linear regulators (TQL821, TQL850, TQL851), linear voltage regulators, and switching regulators for efficient power regulation in automotive and industrial electronics.
• 600V SJ MOSFETs 600V super junction MOSFETs in TOLL and PDFN88 packages for high-efficiency power switching applications in power supplies, lighting, and industrial equipment.
• GaN Transistors Gallium nitride high-electron-mobility transistor (HEMT) devices for high-frequency, high-efficiency power conversion applications including EV on-board chargers and data center power supplies, providing approximately 80% less power loss versus IGBTs and MOSFETs.
• SiC MOSFETs Silicon carbide MOSFET devices combining the benefits of SiC material properties (high breakdown voltage, low reverse recovery) with MOSFET switching characteristics for high-voltage, high-efficiency power applications.
• 24V Bi-directional ESD Diode (CAN-FD) CAN-FD ultra-low capacitance 24V bi-directional ESD protection diode in DFN1006-2LW package designed for automotive controller area network (CAN) bus applications.

Quantifiable outcome

• Super Clamp TVS LTD7S24CAH achieves VC clamping ratio of 1.63 (VC/VWM) versus 3.78 for conventional TVS TLD8S24AH, providing 76.56% lower clamping voltage at IPP=155A (30.853V vs 23.623V)
• +3 more outcomes

Named customers2 records

Segments6 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• Applied MaterialsminorStrategic or Co-development PartnerTaiwan Semiconductor formed an innovation partnership with Applied Materials and SCREEN Semiconductor Solutions at Applied's EPIC Center in Silicon Valley. This partnership focuses on semiconductor manufacturing technology collaboration and innovation development.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Diodes Incorporated: Diodes Incorporated is a direct peer — a publicly traded discrete semiconductor manufacturer offering MOSFETs, rectifiers, TVS, and power management ICs targeting automotive, industrial, and consumer markets. Highly comparable in product portfolio breadth, customer base, and scale (~$2–3B revenue).
• Alpha & Omega Semiconductor: Alpha & Omega Semiconductor (AOS) is a direct peer focused on power semiconductors including MOSFETs, IGBTs, SiC, and power ICs for automotive, computing, and industrial applications. Closely comparable in product mix and target markets, with similar scale to TSC.
• ROHM Semiconductor: ROHM is a direct peer in discrete semiconductors, SiC MOSFETs/diodes, and power management ICs, with strong automotive exposure in Japan. Highly comparable in wide-bandgap portfolio and automotive-grade (AEC-Q) focus.
• Vishay Intertechnology: Vishay is a direct peer in discrete semiconductors (MOSFETs, diodes, rectifiers, TVS) and passive components for automotive, industrial, and consumer markets. Closely comparable product breadth and end-market focus, though larger and public.
• Toshiba Electronic Devices & Storage: Toshiba's discrete semiconductor division is a direct peer in MOSFETs, TVS, rectifiers, and power management ICs for automotive, industrial, and consumer. Strong overlap in product range and customer base.
• Nexperia: Nexperia is a direct peer in discrete semiconductors (MOSFETs, diodes, rectifiers, TVS) and power management ICs, with strong automotive and industrial focus. Highly comparable in product portfolio breadth, customer base, and scale (~$2B revenue).

Broad incumbents

• onsemi (ON Semiconductor): onsemi is a broad incumbent in power discretes, SiC, and power management ICs serving automotive, industrial, and cloud power. Comparable across most of TSC's portfolio but at significantly larger scale (~$7B+ revenue) and with leading automotive SiC design wins.
• STMicroelectronics: STMicroelectronics is a broad incumbent in power semiconductors, SiC, and automotive ICs with significant European automotive OEM penetration. Overlaps with TSC across SiC MOSFETs, automotive MOSFETs, and TVS but operates at substantially larger scale and scope.
• Infineon Technologies: Infineon is the global market leader in power discretes and automotive power semiconductors, with the broadest SiC and IGBT portfolio. Comparable in target applications (EV powertrain, BMS, OBC, industrial drives) but at vastly greater scale and with stronger OEM relationships.
• Microchip Technology: Microchip is a broad incumbent in mixed-signal, power management, and discrete components, with growing automotive exposure. Overlaps with TSC in power management ICs (LDOs, voltage references) and some discretes, though larger and more diversified.

Market position

Strengths5 records

Weaknesses2 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/channel/UCsGW0ueak5EDHcLU9D0kNFw
• LinkedInlinkedin.com/company/122392

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Taiwan Semiconductor