Vicor VI-PU03-EWW-01: AC-DC Power Module Datasheet & Specs
The VI-PU03-EWW-01 is a 200W AC-DC module that simplifies global system deployment with its autoranging input and integrated compliance features. With a 3.3VDC output, this component provides a direct path to certification for space-constrained industrial systems. Key benefits include accelerated time-to-market and reduced external component requirements. It directly addresses the challenge of creating a single product SKU for worldwide use by automatically adjusting to any AC line from 85 to 264VAC, eliminating the need for manual configuration.
Intra-Series Comparison & Positioning
Positioning the VI-PU03-EWW-01 for Seamless Integration
The Vicor FlatPAC series offers a broad range of single-output AC-DC converters, designed for modularity and ease of use. The VI-PU03-EWW-01 is specifically positioned within this family as a low-voltage, high-current solution ideal for powering digital logic, FPGAs, and other 3.3V subsystems. While other modules in the series provide higher voltages for analog circuits or motor drives, the VI-PU03-EWW-01's regulated 3.3V output is tailored for the core processing elements of modern industrial and telecommunications equipment. Its "WW" designation signifies a fully enclosed, rugged package with RoHS compliance, making it suitable for deployment in systems where environmental resilience and regulatory adherence are critical. This configuration contrasts with other FlatPAC options that might offer different mechanical or environmental specifications, allowing designers to select the precise form factor needed for their application.
Key Parameter Overview
Core Specifications for Rapid System Prototyping
The technical specifications of the VI-PU03-EWW-01 are engineered to streamline the design and verification process. For engineers developing systems intended for global markets, understanding these key parameters is the first step in leveraging the module's integration benefits. For a comprehensive list of specifications and performance graphs, please Download the Datasheet.
| Parameter | Value |
|---|---|
| Input Characteristics | |
| Input Voltage Range (Autoranging) | 85 – 264 VAC |
| Input Frequency | 47 – 63 Hz |
| Output Characteristics | |
| Output Voltage | 3.3 VDC |
| Output Power | 200 W |
| Line & Load Regulation | ±0.2% |
| Ripple and Noise (20 MHz BW) | 1% of Vout, Pk-Pk |
| Isolation & Safety | |
| Isolation Voltage (Input to Output) | 3000 Vrms |
| Isolation Voltage (Input to Baseplate) | 2150 Vrms |
| Thermal & Mechanical | |
| Operating Temperature (Baseplate) | -40°C to +100°C |
| Dimensions | 4.6" x 2.4" x 1.37" (116.8 x 61.0 x 34.8 mm) |
Industry Insights & Strategic Advantage
Strategic Advantage in Global Platform Designs
In today's competitive landscape, the ability to design a single hardware platform that can be deployed globally is a significant strategic advantage. The VI-PU03-EWW-01 directly supports this objective. Its universal, autoranging input means that the same power conversion stage can be used in products sold in North America (120V), Europe (230V), or Asia without modification. This simplifies inventory management, reduces manufacturing complexity, and accelerates product rollout across multiple regions. Furthermore, as industries increasingly adopt distributed power architectures, having a pre-certified, high-density power module like this one allows engineering teams to focus on their core application logic rather than the complexities of power supply design and regulatory compliance.
Application Scenarios & Value
Target Applications for Simplified Power Architectures
The integration-focused features of the VI-PU03-EWW-01 make it a prime candidate for applications where reliability, certification, and a compact footprint are paramount. Its design eliminates many of the common hurdles in power system development.
- Industrial Automation & Process Control: In PLCs, robotics, and distributed control systems (DCS), the module's high isolation voltage and built-in filtering ensure dependable operation in noisy electrical environments, while its pre-certified status simplifies UL and CE marking for the final machinery.
- Telecommunications Infrastructure: The compact, low-profile FlatPAC enclosure is well-suited for powering equipment in space-constrained racks and enclosures used in base stations and networking hardware. What is the key benefit of its autoranging input? It enables a single SKU design for global deployment.
- Test & Measurement Equipment: Precision instruments require clean, stable power. The VI-PU03-EWW-01 provides a regulated 3.3V rail that isolates sensitive measurement circuits from AC line disturbances, contributing to more accurate and repeatable results.
With its 85-264VAC input and full safety approvals, this module is the superior choice for industrial controls requiring rapid global deployment.
Technical Deep Dive
A Closer Look at Integration-Focused Features
The value of the VI-PU03-EWW-01 lies in the engineering details that reduce system-level complexity. One of the most critical of these is the Input Voltage Range of 85 – 264 VAC. This autoranging capability removes the need for jumpers, switches, or different product versions for various international markets, directly simplifying the bill of materials and supply chain.
Another key parameter is the Isolation Voltage, rated at 3000 Vrms from input to output. This robust isolation acts as a critical safety barrier, protecting downstream electronics and system operators from potentially hazardous line voltages. Think of this isolation barrier as an electrical firewall; it allows controlled power to pass through but blocks dangerous faults, a non-negotiable requirement for obtaining safety certifications like UL and TÜV.
Finally, the module's efficiency, which can reach 77% at full load, is crucial for its compact form factor. Module efficiency is like the fuel economy of a car; a higher percentage means less input power is wasted as heat. This reduces the thermal load on the end system, simplifying thermal management and enabling the module to operate reliably in its sealed, high-density package without extensive external heatsinking. This is particularly valuable in designs where every square inch of space is critical.
Frequently Asked Questions (FAQ)
1. Does the VI-PU03-EWW-01 require external components for EMI filtering?
The Vicor VI-PU03-EWW-01 is designed with internal filtering to meet FCC Part 15 and EN55022 Class A requirements for conducted emissions. For most industrial applications, this integrated filtering is sufficient, reducing board space and the cost of external components. However, final system compliance will depend on the overall layout, cabling, and load characteristics, so verification at the system level is always recommended.
2. What is the primary benefit of the "FlatPAC" enclosure?
The primary benefit is its high power density in a low-profile package. With a height of just 1.37 inches (34.8 mm), it allows designers to build compact systems, including those that must fit within a standard 1U rack enclosure. The fully sealed metal case also provides excellent thermal performance and mechanical durability.
Your Next Step in Streamlined Power Design
The VI-PU03-EWW-01 offers a clear path to developing globally compliant, reliable, and compact systems. By leveraging its integrated features, your team can reduce design cycles and focus on what makes your product unique. To evaluate this module for your next project or to discuss specific application requirements, please contact our technical support team for detailed guidance and component specifications.
