Power Conversion Module for Redundant Power Supplies

Product Specifications

Technical details and manufacturing context for Power Conversion Module

Definition

A power conversion module is a critical electronic component within redundant power supply systems that transforms input electrical power (typically AC or DC) into the specific voltage, current, and frequency required by connected equipment. It ensures stable, regulated power delivery while providing isolation, protection, and efficiency optimization functions. The module is designed for industrial applications, featuring a wide input voltage range of 9–36 V DC, a nominal output of 24 V DC, and an output power range of 120–600 W, making it suitable for scalable redundant configurations. It achieves an efficiency of at least 90% at full load and 25°C ambient, with an output voltage tolerance of ±1% (line and load regulation combined). Ripple and noise are kept at or below 50 mV peak-to-peak at 20 MHz bandwidth. The module operates over a temperature range of -40°C to 85°C, with derating above 60°C. It provides 1500 V DC isolation between input and output, referenced to IEC 62368-1, and has a mean time between failures (MTBF) of at least 500,000 hours at 25°C full load, per Telcordia SR-332. The ingress protection rating is IP20 per IEC 60529, indicating indoor use only. The module is DIN rail mountable with dimensions of 120×60×150 mm (W×H×D) and weighs between 0.8 and 1.2 kg, depending on power rating. Key materials include a printed circuit board, semiconductors (MOSFETs or IGBTs), magnetic components (transformers and inductors), capacitors (electrolytic and ceramic), and an aluminum or copper heat sink. The working principle involves switching transistors controlled by pulse-width modulation (PWM) circuits, with rectification, filtering, and regulation stages to produce clean, stable output power. Advanced modules include feedback loops for voltage regulation, protection circuits for overcurrent/overvoltage conditions, and communication interfaces for system monitoring. This directory entry provides reference specifications; always verify model-specific values and standards with the legal manufacturer or supplier.

Working Principle

The module receives input power and uses switching transistors (typically MOSFETs or IGBTs) controlled by pulse-width modulation (PWM) circuits to convert the power. This involves rectification, filtering, and regulation stages to produce clean, stable output power with minimal losses. Advanced modules include feedback loops for voltage regulation, protection circuits for overcurrent/overvoltage conditions, and communication interfaces for system monitoring.

Common Materials

Printed Circuit Board (PCB), Semiconductors (MOSFETs/IGBTs), Magnetic components (transformers/inductors), Capacitors (electrolytic/ceramic), Heat sink (aluminum/copper)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Input Voltage Range	9–36 V DC	Wide input range for industrial DC buses
Output Voltage	24 V DC	Nominal output for control systems
Output Power	120–600 W	Scalable for redundant configurations
Efficiency	≥90 %	At full load, 25°C ambient
Output Voltage Tolerance	±1 %	Line and load regulation combined
Ripple & Noise	≤50 mV p-p	20 MHz bandwidth
Operating Temperature	-40–85 °C	Derating above 60°C
Isolation Voltage	1500 V DC	Input to outputIEC 62368-1
MTBF	≥500000 h	At 25°C, full loadTelcordia SR-332
Ingress Protection	IP20	Indoor use onlyIEC 60529
Dimensions (W×H×D)	120×60×150 mm	DIN rail mountable
Weight	0.8–1.2 kg	Varies with power rating

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Power Stage Circuitry
Performs the actual power conversion using switching transistors and magnetic components

Material: Semiconductors, ferrite cores, copper windings
Control Circuit Board
Provides PWM control signals, feedback regulation, and protection logic

Material: PCB with integrated circuits, resistors, capacitors
Input/Output Connectors Part
Provides electrical interface for power input and output connections

Material: Copper alloy with plating (tin/gold)
Thermal Management System
Dissipates heat generated during power conversion to maintain safe operating temperatures

Material: Aluminum heat sink, thermal interface material
Communication Interface Optional
Reports module status and measurements to the system controller, on monitored modules.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Redundant Power Supply

View system integration details

Energy Storage Controller

View system integration details

Manufacturers of Power Conversion Module

1 company lists this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Coilcore

Guangzhou, Guangdong, CN

Also makes: Inductor/Transformer, Current Transformer, Power Transformer and 4 more

Listed on the company's own website · profile compiled by CNFX from public sources

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Frequently Asked Questions

What is the input voltage range of this power conversion module?

The input voltage range is 9–36 V DC, designed for industrial DC buses. Always confirm the exact range for the specific model with the manufacturer.

What output voltage and power does it provide?

The nominal output voltage is 24 V DC, and the output power range is 120–600 W, scalable for redundant configurations. Verify the exact ratings for your application.

What are the key performance specifications?

Efficiency is at least 90% at full load and 25°C ambient, output voltage tolerance is ±1%, ripple and noise are ≤50 mV p-p at 20 MHz bandwidth, and operating temperature is -40°C to 85°C with derating above 60°C.

What standards and certifications are referenced?

The isolation voltage is 1500 V DC per IEC 62368-1, MTBF is ≥500,000 hours per Telcordia SR-332, and ingress protection is IP20 per IEC 60529. These are reference standards; compliance must be verified with the supplier.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	Not applicable (electronic component)
other spec:	Input voltage range: 85-264V AC, 120-370V DC
temperature:	-40°C to +85°C

Power Conversion Module

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards