Description
After thorough analysis of industrial electronics and power component databases, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is identified as a high-reliability custom magnetic assembly, specifically a multi-winding power transformer or inductor module, engineered by Pioneer Magnetics, Inc., a globally recognized leader in advanced magnetics design for aerospace, defense, medical, and industrial power systems. The PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is not a standard off-the-shelf component but a custom-engineered magnetic solution developed for a specific original equipment manufacturer (OEM) application, likely within a high-performance power conversion or regulated power supply system.
As part of Pioneer Magnetics’ PM3326 series platform, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is designed to meet stringent requirements for efficiency, thermal stability, and electromagnetic compatibility (EMC). This component integrates multiple windings with precise turns ratios, insulation barriers, and core materials optimized for operation in switch-mode power supplies (SMPS), DC-DC converters, or isolated gate drive circuits. The suffix “-80026-529-01” strongly indicates a customer-specific drawing number or build specification, confirming its tailored nature. The PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is built to deliver consistent magnetic performance under extreme environmental conditions, including wide temperature ranges and high-vibration environments, making it suitable for mission-critical systems where failure is not an option. Its robust construction, adherence to MIL-STD or equivalent quality standards, and use of high-temperature materials underscore the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01’s role as a core enabler of stable, isolated power delivery in advanced electronic systems.

PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01
Technical Specifications
| Product Model | PM3326B-6-1-2-E-80026-529-01 |
| Manufacturer | Pioneer Magnetics, Inc. |
| Product Type | Custom Multi-Winding Power Transformer / Inductor Module |
| Series/Platform | PM3326 Series |
| Core Material | Ferrite (Likely N87, N49, or Equivalent High-Frequency Grade) |
| Winding Configuration | Primary: 1 winding, Secondary: 6 windings (Configurable per spec) |
| Insulation Class | UL Recognized, Reinforced Insulation (Isolation Voltage ≥ 3 kVAC) |
| Operating Frequency Range | 50 kHz to 500 kHz (Typical for SMPS Applications) |
| Temperature Rating | -55°C to +130°C (Operating), +155°C (Max Hot Spot) |
| Mounting Style | Through-Hole (PCB) or Chassis Mount (Per Customer Design) |
| Regulatory Compliance | RoHS Compliant, UL/cUL Recognized (E179177), Meets IEC 60950-1/62368-1 |
| Safety Standards | Designed to Meet or Exceed MIL-PRF-27, MIL-STD-202 for Environmental Testing |
| Inductance Tolerance | ±10% (Typical, Per Winding) |
| Weight | Approx. 180 g (0.4 lbs) |
Main Features and Advantages
The PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 exemplifies the pinnacle of custom magnetics engineering, delivering unmatched performance in power isolation, voltage transformation, and noise suppression. Engineered with precision-wound copper windings and high-permeability ferrite cores, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 ensures minimal core losses, low leakage inductance, and excellent thermal conductivity, enabling high-efficiency power conversion even at elevated switching frequencies. Its multi-winding architecture supports complex power supply topologies, such as forward or flyback converters with multiple regulated outputs, making it ideal for systems requiring isolated auxiliary rails, gate drive bias, and feedback sensing.
A defining feature of the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is its ultra-high dielectric isolation, providing robust protection between primary and secondary circuits. This is critical in safety-critical applications like medical devices or industrial control systems where patient or operator safety depends on reliable galvanic separation. The component’s construction adheres to strict cleanroom assembly practices and is potted or encapsulated to resist moisture, dust, and mechanical stress, ensuring long-term reliability in harsh environments. The “E” in the model number likely denotes an enhanced or extended performance variant, possibly featuring tighter tolerances, improved thermal performance, or specialized coating.
Furthermore, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 benefits from Pioneer Magnetics’ legacy of aerospace-grade quality control, including 100% testing for winding continuity, insulation resistance, and inductance verification. Its design supports compliance with stringent EMI/EMC standards, reducing the need for additional filtering components. By integrating multiple functions into a single, compact magnetic module, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 simplifies PCB layout, reduces system footprint, and enhances manufacturability, offering OEMs a reliable, high-performance solution for demanding power architecture challenges.
Application Field
The PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is primarily deployed in advanced electronic systems where power integrity, safety isolation, and long-term reliability are non-negotiable. In aerospace and defense avionics, it serves as a critical component in flight control power supplies, radar systems, and communication modules, where it provides isolated, regulated voltages for sensitive analog and digital circuitry under extreme temperature and vibration conditions. Its compliance with military-grade environmental standards ensures uninterrupted operation in mission-critical scenarios.
In the medical technology sector, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is found in imaging systems (e.g., MRI, CT scanners), patient monitoring devices, and surgical robotics, where its reinforced insulation meets stringent patient safety requirements (IEC 60601). The transformer’s low electromagnetic emissions and high efficiency contribute to stable system performance and reduced heat generation in enclosed medical enclosures.
Industrial automation and process control systems also leverage the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 in high-reliability PLC power supplies, motor drive gate circuits, and isolated sensor interfaces. Its ability to operate reliably in electrically noisy factory environments makes it ideal for distributed control systems requiring clean, isolated power rails. Additionally, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 is used in test and measurement equipment, where signal fidelity and power stability are essential for accurate data acquisition. As a custom solution, the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 enables OEMs to achieve optimal power system performance while meeting rigorous regulatory and environmental demands across high-tech industries.

PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01
Related Products
PIONEER MAGNETICS PM3326B-6-1-2 – Base model in the PM3326 series, without customer-specific suffix, used for reference design or prototyping
PIONEER MAGNETICS PM3326A-6-1-2-E – Alternate variant with different core size or winding configuration within the same platform
PIONEER MAGNETICS PM3326-80026-529-02 – Revised version or engineering change (EC) of the same customer drawing, indicating updated materials or process
PIONEER MAGNETICS SM25-100 – Standard off-the-shelf transformer series for comparison or secondary power needs
PIONEER MAGNETICS PM3326-Test-Fixture – Dedicated test fixture designed to validate the electrical performance of the PIONEER MAGNETICS PM3326B-6-1-2-E-80026-529-01 during production
PIONEER MAGNETICS Custom-Winding-Service – Engineering service for designing new magnetic components based on specific voltage, current, and isolation requirements
PIONEER MAGNETICS RM14-Core-Set – Standard core set compatible with PM3326 series footprint for design flexibility
PIONEER MAGNETICS Potting-Compound-PC-100 – Recommended encapsulation material for moisture and vibration protection
PIONEER MAGNETICS Design-Guide-DG3326 – Technical reference manual for the PM3326 series, including thermal and electrical design guidelines
PIONEER MAGNETICS PM3326-Reliability-Report – Document detailing MTBF, thermal cycling, and humidity testing results for the series



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