What DIOO Microcircuits does

DIOO Microcircuits Co., Ltd. is a publicly listed (Shanghai Stock Exchange STAR Market, ticker 688381) Chinese fabless analog integrated circuit design enterprise, founded in 2010, with its registered entity in Jiangsu and operating headquarters at MixC Park in Shanghai's Minhang District. The company specializes in the research, design, and sales of high-performance analog chips, organized into two core product categories: signal path ICs (high-speed USB switches, USB redrivers, operational amplifiers, analog/MIPI switches, LCD bias drivers) and power management ICs (LDOs, buck/boost converters, charger ICs, OVP/OCP protection, load switches, LED drivers, motor drivers, current sensors, audio PAs).

DIOO's revenue model is B2B direct sales to OEM manufacturers, with products designed-in across multiple end markets. Per company disclosure, the portfolio comprises over 2,000 products, more than 300 patented inventions, and 20+ application solutions, serving over 100 customers. Primary verticals are automotive electronics (sunroof, camera, infotainment/eCockpit, Tbox, BMS, car lighting, motor control) and consumer electronics (5G smartphones, fast charging, display backlighting), with secondary exposure to data center infrastructure, robotics, optical modules, and industrial safety equipment. Pricing is quote-based and not publicly disclosed, consistent with standard semiconductor distribution practices.

The company pursues a diversified product line strategy, explicitly positioning itself on "high-performance, low-consumption, and reliable quality" analog chips. GTM is direct OEM engagement supported by digital channels (corporate website, WeChat content), industry event participation (ALE 2026 for smart lighting), and ongoing 2026 campus recruitment. No public revenue figures were disclosed in the company profile data, and headcount is reported as 11–50 (likely a data quality issue given the company's public listing, 2,000+ product portfolio, and 100+ customer base).

Name

DIOO Microcircuits

Legal name

Dioo Microcircuits Co., Ltd.

Website

https://dioo.com

Company type

Public

Founded year

2010

Operating status

Operating

Headcount range

11–50 employees

Short description

DIOO Microcircuits is a Chinese publicly listed (STAR Market ticker 688381) fabless analog IC designer specializing in signal path and power management chips, serving automotive electronics, consumer electronics, data center, robotics, and industrial safety markets with a 2,000+ product portfolio.

Ownership category

akta.pro rank

Product category

Analog Semiconductors

NAICS

Semiconductor and Related Device Manufacturing (334413)

SIC

Semiconductors & Related Devices (3674)

akta.pro primary industry

Analog & Mixed-Signal ICs (HDAHAAAD)

Keywords

• Analog integrated circuits
• Power management ICs
• Signal path ICs
• Automotive electronics chips
• USB redriver ICs

Headquarters

HQ city

Nantong

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Distribution channels1 record

Marketing channels4 records

Core offering

DIOO Microcircuits designs, researches, and sells high-performance analog integrated circuits (chips) for electronic device manufacturers. Its catalog of more than 2,000 products spans signal path ICs (USB switches, operational amplifiers, analog/MIPI switches, LCD bias drivers, USB 3.2 redrivers) and power management ICs (LDOs, buck/boost converters, charger ICs, OVP/OCP protection, load switches, LED drivers, motor drivers, current sensors). These chips are sold into automotive electronics, consumer electronics (notably 5G smartphones), data center, robotics, optical module, communications/computing, and industrial safety equipment applications.

Product overview

DIOO Microcircuits Co., Ltd. is an integrated circuit and chip design enterprise specializing in the research, design, and sales of high-performance analog chips. The company operates two main product categories: signal path and power management ICs. The product portfolio includes LDOs, buck converters, boost converters, USB switches (high-speed and MIPI), operational amplifiers, motor drives, load switches, charger ICs, OVP, OCP, flash drivers, LED backlight drivers, current sensors, Audio PAs, analog switches, and LCD bias drivers. Key products include DIO36812 (Dual-Channel USB 3.2 Gen1 5Gbps Redriver), DIA82924 (24-Channel Automotive Pixel Rear LED Driver), along with various converters and switches across the DIA, DIO, and DPM product lines. Applications span automotive electronics (LDOs, USB switches, motor drives), consumer electronics (USB switches, converters, LED drivers, audio PAs), data center (buck converters, LDOs, analog switches), and industrial equipment.

Differentiator

Problem solved

Functional benefit

Products and services

• DIA36600 High-performance analog chip product in DIOO's analog IC portfolio, listed on the company's website alongside other DIA-series offerings.
• DIA9101 & DIA9111 Dual high-performance analog IC offerings (DIA9101 and DIA9111) presented together on DIOO's product showcase as a paired product release.
• DIO8021 High-performance analog chip product in DIOO's DIO-series IC portfolio, featured on the company's product showcase.
• DIA82924 24-Channel Automotive Pixel Rear LED Driver IC designed for automotive lighting applications.
• DPM4102 High-performance analog chip product in DIOO's DPM-series power management IC portfolio, featured on the product showcase.
• DIO36812 Dual-Channel, Single-Lane USB 3.2 Gen1 5Gbps Redriver IC for high-speed data transmission signal integrity applications.
• DIA82664 High-performance analog chip product in DIOO's DIA-series IC portfolio, featured on the product showcase.
• Signal Path IC portfolio DIOO's signal path IC product line, encompassing high-speed USB switches, operational amplifiers, analog switches, MIPI switches, and LCD bias drivers for signal routing and conditioning across consumer, automotive, and industrial applications.
• Power Management IC portfolio DIOO's power management IC product line, including LDOs, buck converters, boost converters, charger ICs, OVP, OCP, load switches, LED backlight drivers, motor drives, and current sensors for efficient power regulation, conversion, and circuit protection.

Segments7 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• SG Micro (圣邦微电子): Leading Chinese analog IC designer listed on Shenzhen (300661) producing high-performance signal chain and power management ICs including LDOs, DC-DC converters, op-amps, and USB switches — direct overlap with DIOO's portfolio and a benchmark for Chinese analog IC scaling.
• Shanghai Belling (上海贝岭): Chinese state-affiliated analog and power semiconductor company offering power management ICs, signal chain products, and MOSFETs for industrial and consumer markets. Direct Chinese analog peer competing in similar product categories.
• Wuxi NCE Power (无锡力芯微 / NCEpower): Chinese power management IC designer offering LDOs, DC-DC converters, load switches, and protection ICs for consumer and industrial markets. Directly comparable to DIOO's power management product line.
• 3PEAK (思瑞浦微电子): Shanghai-listed analog IC company specializing in signal chain and power management products for industrial, automotive, and communications. Closely comparable Chinese analog peer with similar product taxonomy and customer verticals to DIOO.

Emerging players

• MaxLinear: US fabless semiconductor company with mixed-signal and high-speed interface ICs including USB redrivers and signal conditioners — a niche but relevant peer for DIOO's USB 3.2 redriver and high-speed signal path products.

Broad incumbents

• Diodes Incorporated: Global broad-line semiconductor company with a substantial analog and mixed-signal portfolio including power management ICs, USB switches, op-amps, and protection devices. Directly competes with DIOO across multiple product lines but operates at significantly greater scale.
• Silicon Labs: US-based fabless semiconductor company with mixed-signal IC portfolio spanning power management, isolation, and sensor interfaces for IoT and industrial markets. Comparable in fabless analog focus though more weighted toward wireless/IoT than DIOO's automotive/consumer mix.
• Monolithic Power Systems (MPS): Global fabless analog IC leader in highly integrated power management solutions for automotive, industrial, and consumer applications. Comparable product categories (LDOs, buck/boost converters, motor drivers) but a much broader portfolio and global customer base than DIOO.
• Texas Instruments: Dominant global analog IC incumbent with the broadest analog catalog (LDOs, DC-DC converters, op-amps, USB switches, motor drivers, LED drivers) serving automotive, industrial, and consumer markets. The primary global benchmark for any analog IC competitor including DIOO.
• Analog Devices: Premier global analog and mixed-signal IC supplier with strong automotive and industrial presence, including power management, signal chain, and high-speed interface products overlapping DIOO's portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds4 records

Investors3 records

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

M&A

Investments4 records

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

Frequently asked questions about DIOO Microcircuits