Description
Product Overview
Digital Power Corporation CPCI-AC-3U-200 is a high-density AC/DC power supply module designed specifically for 3U CompactPCI (cPCI) industrial computer systems. It belongs to the CPCI-3U power supply family and provides reliable multi-output DC power conversion for embedded computing platforms, industrial automation controllers, telecommunications equipment, transportation systems, and mission-critical electronic systems. As a dedicated CompactPCI power module, CPCI-AC-3U-200 converts universal AC input power into multiple regulated DC outputs required by cPCI backplanes and embedded processor boards, ensuring stable operation of complex modular computing architectures.
Digital Power Corporation CPCI-AC-3U-200 adopts a rugged Eurocard-style 3U CompactPCI form factor, allowing direct installation into standard industrial chassis and backplane systems. The module supports a wide AC input range and integrates active power factor correction (PFC), remote sensing, remote on/off control, and load-sharing functions to improve system efficiency and operational stability. With multiple output rails including +5V, +3.3V, +12V, and -12V, CPCI-AC-3U-200 can supply power for CPUs, I/O modules, communication cards, data acquisition modules, and other peripheral boards within a CompactPCI platform.
In industrial automation and embedded control environments, Digital Power Corporation CPCI-AC-3U-200 serves as a critical power infrastructure component, ensuring continuous and reliable energy delivery for modular control systems. Its compact mechanical design, high current capability, and compatibility with CompactPCI standards make it suitable for applications requiring long service life, high availability, and resistance to demanding industrial conditions.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | CPCI-AC-3U-200 |
| Manufacturer | Digital Power Corporation |
| Product Type | 3U CompactPCI AC/DC Power Supply Module |
| Series | CPCI-3U Power Supply Series |
| Input Voltage Range | 85–264 VAC universal input |
| Input Frequency | 47–63 Hz |
| Rated Output Power | 200 W |
| Output Voltage Rails | +5VDC, +3.3VDC, +12VDC, -12VDC |
| Output Current (+5V) | Up to 20 A |
| Output Current (+3.3V) | Up to 30 A |
| Output Current (+12V) | Up to 3 A |
| Output Current (-12V) | Up to 0.5 A |
| Efficiency | Approximately 79–81% |
| Power Factor Correction | Active PFC |
| Mounting Type | 3U CompactPCI plug-in installation |
| Dimensions | Approx. 169.4 × 100 × 40.6 mm |
| Operating Temperature | -5°C to +70°C with derating |
| Protection Functions | Over-voltage, over-current, short-circuit protection |
| Compliance | CE, cURus, IEC 60950-1 |
CPCI AC-3U-200
Main Features and Advantages
Digital Power Corporation CPCI-AC-3U-200 is engineered for industrial-grade CompactPCI systems where power reliability directly affects overall equipment availability. Its primary advantage is the ability to provide multiple precisely regulated output voltages from a single compact module. By integrating +5V, +3.3V, +12V, and -12V power rails, CPCI-AC-3U-200 eliminates the need for multiple external converters and simplifies system architecture, reducing cabinet space requirements and improving maintainability.
High-density power conversion capability is one of the defining characteristics of CPCI-AC-3U-200. Designed according to the CompactPCI 3U mechanical format, the module fits seamlessly into standard industrial chassis while delivering sufficient power for demanding embedded computing platforms. This makes it particularly suitable for systems containing multiple processor boards, communication modules, and high-performance I/O cards.
The integrated active PFC function improves input power quality and reduces harmonic distortion, making Digital Power Corporation CPCI-AC-3U-200 suitable for industrial environments with strict electrical requirements. The wide-range AC input capability allows the same module to be deployed across different regions without additional voltage selection hardware, simplifying global equipment deployment.
Another important advantage of CPCI-AC-3U-200 is its advanced control and protection design. Features such as remote sensing, remote enable/disable control, and load-sharing capability improve system flexibility and reliability. Built-in protection mechanisms help prevent damage caused by abnormal operating conditions, including excessive current, output short circuits, and voltage irregularities.
For OEM manufacturers and system integrators, Digital Power Corporation CPCI-AC-3U-200 provides a dependable power solution that supports long-term operation in industrial automation, telecommunications, transportation, and embedded computing applications. Its combination of compact size, stable output performance, and industrial compatibility makes it an effective choice for mission-critical CompactPCI platforms.
Applications
Digital Power Corporation CPCI-AC-3U-200 is widely used in industrial computer systems requiring reliable modular power conversion. In industrial automation applications, it provides stable power for CompactPCI-based control platforms used in machine vision systems, motion control equipment, process monitoring systems, and distributed industrial controllers. The stable multi-output architecture of CPCI-AC-3U-200 supports the operation of CPUs, fieldbus communication modules, data acquisition boards, and industrial I/O cards.
In telecommunications and networking equipment, CPCI-AC-3U-200 is commonly applied in embedded servers, communication gateways, and network infrastructure systems. CompactPCI technology is widely adopted in telecom environments due to its modularity and high reliability, and this power supply module provides the required electrical foundation for continuous operation.
The module is also suitable for transportation and railway control systems, where rugged design and dependable power delivery are essential. Applications include onboard monitoring systems, signaling equipment, passenger information systems, and industrial computing platforms exposed to demanding operating conditions.
In energy, defense, and laboratory automation environments, Digital Power Corporation CPCI-AC-3U-200 supports high-availability electronic systems requiring stable DC power conversion. Its modular design allows easy replacement and maintenance, helping reduce downtime and improve lifecycle efficiency.
For system integrators developing CompactPCI-based solutions, CPCI-AC-3U-200 provides a reliable power architecture that enhances system stability while simplifying installation and service procedures.
Related Products
CPCI-AC-3U-300 — Higher-power version of the same family, providing approximately 300W output capacity for more demanding CompactPCI systems.
CPCI-DC-3U-200/24 — 24VDC input version designed for mobile, transportation, and industrial DC power environments.
CPCI-DC-3U-200/48 — 48VDC input model suitable for telecom and distributed power applications.
CPCI-AC-3U-200R — Related revision/model variant of CPCI-AC-3U-200, offering similar AC/DC conversion functions.
CPCI-AC-3U-300R — Higher-output revision supporting systems requiring additional power margin.
3U CompactPCI Backplane Systems — Compatible chassis and backplane platforms used together with CPCI-AC-3U-200 for complete embedded computing solutions.
CompactPCI CPU Boards — Processor modules powered by CPCI-AC-3U-200 in industrial computing applications.
CompactPCI I/O Modules — Data acquisition and communication boards requiring the multi-voltage outputs provided by CPCI-AC-3U-200.
