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POW­ERQUARK INC.

Contact Us
sales@powerquark.com
20400 Stevens Creek Boulevard, Suite 390, Cupertino, California
POWERQUARK Products
Automotive ProductsDC-DC ConvertersAC-DC ConvertersUSB Type-C & Power DeliveryPMICCharging ManagementBattery Management Solution
Solutions
AutomotiveIndustrial ControlConsumer Electronics
About POWERQUARK
IntroductionCompany NewsRecruitment
©Copyright 2025 POW­ERQUARK INC.

High-performance and cost-effective automotive-grade high-speed CAN/CAN FD chips

Integrate ringing suppression function and enable lossless time transmission to ensure high efficiency and reliability of signal transmission

High-performance and cost-effective
automotive-grade high-speed CAN/CAN FD chipsHigh-performance and cost-effective
automotive-grade high-speed CAN/CAN FD chips

High-performance in-vehicle camera PMIC series support advanced-level of smart driving

A highly integrated single-chip solution that supports ASIL-B functional safety

High-performance in-vehicle camera PMIC series
support advanced-level of smart drivingHigh-performance in-vehicle camera PMIC series
support advanced-level of smart driving

Offering an extremely competitive solution for 30W low-power mobile power banks

Assist customers in achieving higher efficiency, lower BOM costs and a smaller BOM size

Offering an extremely competitive solution for
30W low-power mobile power banksOffering an extremely competitive solution for
30W low-power mobile power banks
Cross ReferenceSample Request

New Products

Icon New Product
PQ6010

PQ6010

The PQ6010 is a triple-channel switching mode power supply designed to drive AMOLED displays requiring VELVDD, VELVSS, and VAVDD.

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Icon New Product
PQ77010Q

PQ77010Q

The PQ77010 device is a single channel smart controller for high-side power FETs

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Icon New Product
PQ81420Q

PQ81420Q

The PQ81420BQ and PQ81420CQ are synchronous Buck converter with a wide input voltage range from 3V to 36V, providing 2A current capability options

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Icon New Product
PQ89620

PQ89620

The PQ89620 is a 1.5MHz highly integrated switch-mode buck charger for 1 cell Li-ion battery applications and NVDC system power path management

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Icon New Product
PQ81480Q

PQ81480Q

The PQ81480Q is a synchronous Buck converter family with a wide input voltage from 3V to 36V

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Choose our products by category

Automotive
Battery management solution
DC-DC Converters
AC-DC Converters
USB Type-C and Power Delivery
PMIC
Charging management

Automotive

Product Features

Our automotive solutions are designed for the future of green and intelligent transportation, committed to offering a one-stop chip solution for in-vehicle charging, smart cockpit, smart driving, and body control. Rooted in client R&D scenarios, we continuously iterate customized designs based on client applications, helping them more quickly design products with higher efficiency, higher integration, and higher level of safety in core automotive applications.

Product Advantages

Product Advantages 1
Efficient energy conversion
Product Advantages 2
High functional safety level
Product Advantages 3
One-stop auto electronics solutions
Automotive

Battery management solution

Product Features

We provide protection IC solutions for single and multi-string batteries, supporting over-voltage, under-voltage, over-current, over-temperature, under-temperature and other state detection, as well as corresponding protection actions. For different cell requirements and terminal application characteristics, we provide different solutions in terms of detection accuracy, protection logic, and power consumption management to meet a wide range of product requirements.

Product Advantages

Product Advantages 1
High precision protection
Product Advantages 2
Low power consumption
Battery management solution

DC-DC Converters

Product Features

We provide a wide range of DC-DC products, including general-purpose DC-DC (boost, buck, buck-boost) with integrated inductors, new charge pump DC-DC with integrated capacitors, and load switch products designed for USB ports. The products cover different voltage ranges and power ranges, efficiently converting the input DC voltage into the required output voltage, providing reliable and stable voltage output for electronic devices in the consumer, automotive, industrial and other fields.

Product Advantages

Product Advantages 1
Low IQ
Product Advantages 2
High efficiency
DC-DC Converters

AC-DC Converters

Product Features

We provide highly integrated and efficient AC-DC flyback power supplies that can reduce the number of external components and reduce the size of end products through GaN direct drive. At the same time, we provide common control modules in AC-DC, including power factor correction (PFC) controllers and synchronous rectifiers for secondary drive circuits (power MOSFETs can be integrated), to improve the efficiency and reliability of end products such as power adapters and fast-charging mobile power supplies.

Product Advantages

Product Advantages 1
Comprehensive Solution
Product Advantages 2
High efficiency
Product Advantages 3
High integration
AC-DC Converters

USB Type-C and Power Delivery

Product Features

We offer a wide range of high-reliability, high-performance fast-charging protocol products, including power delivery protocols and DRP (Dual Role Port) type protocols. These products support multiple mainstream fast-charging protocols and integrate comprehensive protection functions. They can be applied to various applications such as PD fast chargers, multi-port chargers, car chargers, and power banks.

Product Advantages

Product Advantages 1
Rich resources
Product Advantages 2
Flexible design
Product Advantages 3
Ease of use
USB Type-C and Power Delivery

PMIC

Product Features

We offer highly integrated and customized power management chips for a variety of applications, including display power management for AMOLED screens, power management for LPDDR5/5x and LPDDR4x memories, and highly integrated power management solutions for single-cell battery systems.

Product Advantages

Product Advantages 1
High efficiency
Product Advantages 2
Fast response
Product Advantages 3
High integration
PMIC

Charging management

Product Features

We provide charging management chips with different topologies, including linear chargers, switching chargers (boost, buck, buck-boost), charge pump chargers, wireless chargers and highly integrated SoC chargers, which can achieve higher conversion efficiency, help reduce the size of chargers and terminals, and reduce system temperature rise. Our charging management chips have low static current, which can improve product endurance, support trickle, constant current, constant voltage, truncation and other charging modes, and are compatible with FC, AFC, FCP, PD, Qi and other mainstream charging protocols, and are widely used in mobile phones, tablets, mobile power supplies, wearable devices and other terminal products.

Product Advantages

Product Advantages 1
High efficiency
Product Advantages 2
High power density
Product Advantages 3
High integration
Charging management

Feature products

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PQ81530Q
Recommend Product

PQ81530Q

Learn detail

PQ8741Q
Recommend Product

PQ8741Q

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PQ8101Q
Recommend Product

PQ8101Q

Learn detail

PQ8701Q
Recommend Product

PQ8701Q

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PQ8108Q
Recommend Product

PQ8108Q

Learn detail

PQ8109Q
Recommend Product

PQ8109Q

Learn detail

PQ81410Q
Recommend Product

PQ81410Q

Learn detail

PQ81430Q
Recommend Product

PQ81430Q

Learn detail

PQ81444Q
Recommend Product

PQ81444Q

Learn detail

PQ81440Q
Recommend Product

PQ81440Q

Learn detail

PQ81460Q
Recommend Product

PQ81460Q

Learn detail

PQ81480Q
Recommend Product

PQ81480Q

Learn detail

PQ8745Q
Recommend Product

PQ8745Q

Learn detail

PQ71701Q
Recommend Product

PQ71701Q

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PQ71702Q
Recommend Product

PQ71702Q

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PQ6201Q
Recommend Product

PQ6201Q

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PQ81531Q
Recommend Product

PQ81531Q

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PQ81420Q
Recommend Product

PQ81420Q

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PQ77101Q
Recommend Product

PQ77101Q

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PQ77220Q
Recommend Product

PQ77220Q

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PQ77108Q
Recommend Product

PQ77108Q

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PQ77401Q
Recommend Product

PQ77401Q

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PQ77010Q
Recommend Product

PQ77010Q

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PQ87580Q
Recommend Product

PQ87580Q

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PQ87550AQ
Recommend Product

PQ87550AQ

Learn detail

News and Events

Hot News
High Power, Multi-Protocol: POWERQUARK's In-Vehicle Charging Chip Family Gains Two New Members
Product Release2025.06.20

High Power, Multi-Protocol: POWERQUARK's In-Vehicle Charging Chip Family Gains Two New Members

POWERQUARK Unveils New Buck-Boost Converters Supporting Up to 140W Fast-Charging Applications
Product Release2025.06.20

POWERQUARK Unveils New Buck-Boost Converters Supporting Up to 140W Fast-Charging Applications

POWERQUARK Unveils New Industrial and Automotive-Grade Buck Converters to Help Customers Design Systems with Superior EMI Performance
Product Release2025.06.20

POWERQUARK Unveils New Industrial and Automotive-Grade Buck Converters to Help Customers Design Systems with Superior EMI Performance

POWERQUARK Unveils PQ8745Q, a 140W Automotive-Grade Buck-Boost Converter
Product Release2025.06.20

POWERQUARK Unveils PQ8745Q, a 140W Automotive-Grade Buck-Boost Converter

POWERQUARK Unveils Single-Chip Automotive Camera PMIC Series to Support Advanced Smart Driving
Product Release2025.06.20

POWERQUARK Unveils Single-Chip Automotive Camera PMIC Series to Support Advanced Smart Driving

POWERQUARK Unveils 80V High-Efficiency Synchronous Bidirectional Buck-Boost Charging Chip for Energy Storage Market
Product Release2025.06.20

POWERQUARK Unveils 80V High-Efficiency Synchronous Bidirectional Buck-Boost Charging Chip for Energy Storage Market

POWERQUARK Launches 80V Buck-Boost Converter, Continues to Deepen Its Presence in Industrial Energy Storage Market
Product Release2025.06.20

POWERQUARK Launches 80V Buck-Boost Converter, Continues to Deepen Its Presence in Industrial Energy Storage Market

Powerquark launched the latest synchronous buck-boost converters PQ8742B & PQ8746
Product Release2025.06.12

Powerquark launched the latest synchronous buck-boost converters PQ8742B & PQ8746

High Power, Multi-Protocol: POWERQUARK's In-Vehicle Charging Chip Family Gains Two New Members
Product Release2025.06.20

High Power, Multi-Protocol: POWERQUARK's In-Vehicle Charging Chip Family Gains Two New Members

POWERQUARK Unveils New Buck-Boost Converters Supporting Up to 140W Fast-Charging Applications
Product Release2025.06.20

POWERQUARK Unveils New Buck-Boost Converters Supporting Up to 140W Fast-Charging Applications

POWERQUARK Unveils New Industrial and Automotive-Grade Buck Converters to Help Customers Design Systems with Superior EMI Performance
Product Release2025.06.20

POWERQUARK Unveils New Industrial and Automotive-Grade Buck Converters to Help Customers Design Systems with Superior EMI Performance

POWERQUARK Unveils PQ8745Q, a 140W Automotive-Grade Buck-Boost Converter
Product Release2025.06.20

POWERQUARK Unveils PQ8745Q, a 140W Automotive-Grade Buck-Boost Converter

POWERQUARK Unveils Single-Chip Automotive Camera PMIC Series to Support Advanced Smart Driving
Product Release2025.06.20

POWERQUARK Unveils Single-Chip Automotive Camera PMIC Series to Support Advanced Smart Driving

POWERQUARK Unveils 80V High-Efficiency Synchronous Bidirectional Buck-Boost Charging Chip for Energy Storage Market
Product Release2025.06.20

POWERQUARK Unveils 80V High-Efficiency Synchronous Bidirectional Buck-Boost Charging Chip for Energy Storage Market

POWERQUARK Launches 80V Buck-Boost Converter, Continues to Deepen Its Presence in Industrial Energy Storage Market
Product Release2025.06.20

POWERQUARK Launches 80V Buck-Boost Converter, Continues to Deepen Its Presence in Industrial Energy Storage Market

Powerquark launched the latest synchronous buck-boost converters PQ8742B & PQ8746
Product Release2025.06.12

Powerquark launched the latest synchronous buck-boost converters PQ8742B & PQ8746

Solutions and cases

Hub
          Solutions

Hub Solutions

Charger
          Solutions

Charger Solutions

TWS
          Solutions

TWS Solutions