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Dongguan Chipsen Electronics Technology Co., Ltd.

  • China,Dongguan ,Guangdong
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China PQ26 PQ32 High Frequency Transformer for LED Driver and 5G Telecom
China PQ26 PQ32 High Frequency Transformer for LED Driver and 5G Telecom

  1. China PQ26 PQ32 High Frequency Transformer for LED Driver and 5G Telecom
  2. China PQ26 PQ32 High Frequency Transformer for LED Driver and 5G Telecom
  3. China PQ26 PQ32 High Frequency Transformer for LED Driver and 5G Telecom

PQ26 PQ32 High Frequency Transformer for LED Driver and 5G Telecom

  1. MOQ: 1000
  2. Price: US$0.5-3.5
  3. Get Latest Price
Delivery Time 4-5 Weeks
Usage EV Charging and Industrial PSU
Phase Single Phase
Packaging Details Carton 1: 25.5 X 21.5 X 21cm Carton 2: 43.5 x 24.5 x 21 cm
Frequency 1KHz - 500KHz
Payment Terms T/T
Efficency ≥ 95%
Cooling type Dry Type (Air)
Power Rating 1W - 100W
Core material Ferrite core
Product name Pulse Transformer
Supply Ability 10000000/Month
Total Harmonic Distortion (THD) < 0.1%
Winding material UL Approved Pure Copper Transformer
Phase Type Single phase
Model Number PQ2620
Brand Name Chipsen
Place of Origin China
Certification UL/CUL/ISO9001/ISO14001/RoHS/Reach/IATF16949

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  1. Product Details
  2. Company Details

Product Specification

Delivery Time 4-5 Weeks Usage EV Charging and Industrial PSU
Phase Single Phase Packaging Details Carton 1: 25.5 X 21.5 X 21cm Carton 2: 43.5 x 24.5 x 21 cm
Frequency 1KHz - 500KHz Payment Terms T/T
Efficency ≥ 95% Cooling type Dry Type (Air)
Power Rating 1W - 100W Core material Ferrite core
Product name Pulse Transformer Supply Ability 10000000/Month
Total Harmonic Distortion (THD) < 0.1% Winding material UL Approved Pure Copper Transformer
Phase Type Single phase Model Number PQ2620
Brand Name Chipsen Place of Origin China
Certification UL/CUL/ISO9001/ISO14001/RoHS/Reach/IATF16949
High Light Ferrite Core High Frequency Transformer ,Low Profile Pulse Transformer ,High Efficiency Switching Power Transformer
Customized PQ26 PQ32 High Frequency Transformer Low Profile Ferrite Core Switching Power Transformer for LED Driver and 5G Telecom
Product Introduction

The PQ Series (Power Quality) high frequency transformer is a premier magnetic solution specifically engineered for high-density switching mode power supplies (SMPS). Designed with an optimized core geometry that balances volume, surface area, and winding space, the PQ series is widely regarded by power engineers as the "benchmark" for high-performance industrial power conversion. It is the ideal candidate for designs requiring a compact footprint without sacrificing thermal stability or electrical efficiency.

Technical Specifications
Parameter Item Typical Specification Unit Remarks
Core Model PQ26/20 (Ferrite) - Optimized round center post
Effective Area (Ae) 119.0 mm² Standard for PQ26 core
Magnetic Path Length (Le) 46.3 mm Standard for PQ26 core
Effective Volume (Ve) 5530 mm³ Total magnetic volume
Power Rating 30 - 80 W Topology & frequency dependent
Operating Frequency 100 - 300 kHz Optimized for HF switching
Inductance (Primary) Customized H Based on customer design
Isolation (Hi-pot) 3000 VAC Primary to Secondary, 60s
DCR (Max) Customized mOhm Based on winding/wire
Height (Max) 22.0 mm Low profile / Flat design
Footprint (Max) 27.5 x 26.5 mm Standard PCB layout
Number of Pins 8 / 10 / 12 Pins Vertical or Horizontal bobbin
Safety Standards UL, RoHS, REACH - Industrial grade compliance
Operating Temperature -40 to +125 °C Including self-heating
Product Features
  • Optimized Core Geometry: The PQ core features a unique "squat" circular center post design that maximizes the cross-sectional area (Ae) while providing a shorter mean length per turn (MLT).
  • High Frequency Versatility: Specifically optimized for stable operation between 50kHz and 500kHz, making it perfectly compatible with modern high-speed switching topologies like LLC Resonant and Phase-Shifted Full Bridge.
  • Standardized Modular Design: Available in a full range of sizes (PQ20, PQ26, PQ32, PQ35, PQ40, PQ50) with standardized bobbins, facilitating rapid prototyping and seamless mass production.
  • Premium Material Grade: Constructed using high-permeability, low-loss ferrite materials (equivalent to PC44, PC95, or DMR95) to ensure high saturation flux density even at elevated temperatures.
Technical FAQs
Q: Why does the PQ core's circular center post offer a significant DCR advantage over traditional square-post EE cores?
A: The circular post of the PQ core provides a shorter perimeter for the same cross-sectional area compared to a square post. This leads to a shorter Mean Length per Turn (MLT). By using less copper wire to achieve the same number of turns, DC Resistance (DCR) and copper losses are reduced by 10-15%. This improvement is critical for achieving 80 PLUS Titanium efficiency ratings in high-current industrial power supplies.
Q: How does the "squat" physical profile of the PQ series improve thermal management compared to taller EE transformers?
A: Thermal management is all about surface-area-to-volume ratio. The PQ core has a relatively large surface area compared to its volume. Its low-profile, wider shape allows for much better natural convection and provides a larger contact surface for thermal interface materials or cold plates. Additionally, the outer core legs provide magnetic shielding, which contains stray flux and radiated noise, simplifying EMC compliance for sensitive industrial electronics.
Product Applications

The PQ series is the cornerstone of high-reliability power systems across various sectors:

  • Industrial Automation: Powering PLCs, motor drives, and heavy-duty robotic controllers
  • Renewable Energy: Main power conversion stages in commercial solar inverters and energy storage systems
  • EV Infrastructure: DC-DC conversion in high-wattage on-board chargers (OBC) and fast-charging piles
  • Telecommunications: Ultra-efficient power modules for 5G base stations and data center server racks
Product Advantages

The primary competitive advantage of the PQ series lies in its Thermal Superiority. The wide outer legs of the PQ core partially enclose the windings, acting as a natural heat sink while providing an inherent shielding effect against electromagnetic interference (EMI). Furthermore, the wide core window allows for the use of thicker Litz wire or copper foil, which drastically reduces AC resistance and prevents localized hot spots. This structural stability ensures a long operational lifecycle even in 24/7 mission-critical environments.

Product Images
PQ26 PQ32 High Frequency Transformer - Front View PQ26 PQ32 High Frequency Transformer - Side View
Manufacturer Information

Chipsen Electronics Technology Co., Ltd., established in 2000, is a specialized manufacturer of high frequency transformers, low frequency transformers, toroidal inductors, SMD power inductors, super high current inductors, choke coils and switches.

Chipsen has earned a strong reputation in domestic and international markets including North & South America, Europe and Southeast Asia. As an ISO9001, ISO14001 & IATF16949 certified company, we maintain a professional management team committed to producing environmentally friendly and qualified products.

Our products are certified by UL Class B/Class F/Class H, CQC and RoHS, and we hold 21 patents. These achievements stem from our strong R&D team, which provides innovative solutions for temperature reduction, noise cancellation, and coupled radiation conductivity.

Applications: Our products are widely used in various fields including new energy, PV, UPS, robotics, smart home, security systems, health care and communication.

Vision: To Be Global Transformer Brand Supplier

Mission: Create Values for Customers and Society, Grow with Customers and Staff

Values: Customer First, Team Cooperation, Embrace Changes, Integrity, Creative & Happy

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2007

  • Total Annual:

    28820000-29820000

  • Employee Number:

    400~450

  • Ecer Certification:

    Verified Supplier

Chipsen Electronics - Supplier to Fortune Global 500 Companies Magnetic Components Engineered for Performance & Reliability Founded in 2007, Dongguan Chipsen Electronics Technology Co., Ltd. is a professional manufacturer specializing in magnetic components and micro switches. ... Chipsen Electronics - Supplier to Fortune Global 500 Companies Magnetic Components Engineered for Performance & Reliability Founded in 2007, Dongguan Chipsen Electronics Technology Co., Ltd. is a professional manufacturer specializing in magnetic components and micro switches. ...

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Get in touch with us

  • Reach Us
  • Dongguan Chipsen Electronics Technology Co., Ltd.
  • No. 234, Changhuang Road, Changping Town, 523586, Dongguan, Guangdong, China
  • https://www.chipsen.net/

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