MP-U24SXX-PSA Series 24W AC-DC Power Module 85-264V Wide Input 5V/12V/24V/48V Output Industrial Switching Power Board

24W AC-DC Power Module Product Overview

The MP-U24SXX-PSA series is a 24W high-performance AC-DC switching power supply module featuring an open-frame bare-board design with natural convection cooling. It supports a wide input voltage range of 85-264VAC (120-373VDC) and offers four output voltage options: 5V, 12V, 24V, and 48V. The 12V/24V/48V versions deliver 24W output power, while the 5V version delivers 20W. With efficiency up to 86% , 3000VAC high isolation voltage, an operating temperature range of -25℃ to +60℃, compact dimensions of 66.2×30.5×21.7mm (approx. 2.6×1.2 inches) , and a 3-year warranty, this series is widely used in industrial automation, communication equipment, electronic instruments, and smart home applications.

24W AC-DC Power Module Key Features

24W Output Power: 12V/2A, 24V/1A, 48V/0.5A versions deliver 24W; 5V/4A version delivers 20W.

Four Voltage Options: Available in 5V/4A (MP-U24S05-PSA) , 12V/2A (MP-U24S12-PSA) , 24V/1A (MP-U24S24-PSA) , and 48V/0.5A (MP-U24S48-PSA) versions.

Ultra-Wide Input Voltage: Supports 85-264VAC AC input and 120-373VDC DC input for global compatibility.

Compact Bare-Board Design: Dimensions of only 66.2×30.5×21.7mm (approx. 2.6×1.2 inches) with height of 21.7mm.

High Isolation Voltage: 3000VAC input-output isolation for electrical safety and system stability.

High Conversion Efficiency: Efficiency up to 86% , reducing energy loss and heat generation.

Low Standby Power: Standby power ≤0.5W, meeting green energy standards.

Wide Operating Temperature: -25℃ to +60℃ for industrial environments.

Comprehensive Protection: Integrated input undervoltage, output overvoltage, overcurrent, short-circuit, and overtemperature protection.

High Reliability: 3-year warranty for 24/7 continuous operation.

24W AC-DC Power Module Selection Guide

Note: Tested at 25°C ambient temperature, 230VAC input, full load.

24W AC-DC Power Module Key Electrical Specifications

Input Voltage Range: 85-264VAC (Rated 100-240VAC) / 120-373VDC

Input Frequency: 47-63Hz

Input Current: ≤0.25A

Standby Power: ≤0.5W

Inrush Current: 35A@270µS

Leakage Current: 0.25mA

Voltage Accuracy: ±3% (5V) / ±1% (12V/24V/48V)

Voltage Ripple: 120mVp-p

Line Regulation: ±1%

Load Regulation: ±1%

Start-up Time (Max) : 1S

Rise Time (Typ) : 10MS

Hold-up Time (Typ) : 65MS (230VAC)

24W AC-DC Power Module Protection Functions

Input Undervoltage Protection: 50-60VAC

Output Overcurrent Protection: 110%-150% rated current, hiccup mode, auto-recovery

Output Overvoltage Protection: 110%-130% rated voltage, hiccup mode, auto-recovery

Output Short Circuit Protection: Hiccup mode, auto-recovery after fault removal

Overtemperature Protection: Output shutdown, recovery after power cycle

24W AC-DC Power Module Safety & EMC

Safety Standard: IEC62368-1

EMC Compliance: CISPR32/EN55032 CLASS B, EN61000-4-2/3/4/6 CLASS B

Withstand Voltage: I/P-O/P:3000VAC, I/P-FG:1500VAC, O/P-FG:500V (leakage current <5mA)

Insulation Resistance: >100M Ohm / 500VDC

24W AC-DC Power Module Applications

The MP-U24SXX-PSA series power modules are widely used in industrial automation equipment (PLCs, sensors, actuators, small controllers); communication equipment (routers, switches, gateways, wireless modules); electronic instruments (test equipment, data loggers, handheld meters, multimeters); smart home and building automation (smart lighting controllers, access control systems, security devices); medical devices (portable medical instruments, monitoring equipment); LED lighting and display drivers; and various embedded systems and IoT devices.

24W AC-DC Power Module Key Advantages

Four Output Voltage Options: 5V/12V/24V/48V models covering diverse needs from sensor power, logic circuits, communication equipment to POE power supply.

Global Wide Input Compatibility: 85-264VAC ultra-wide input range compatible with global power grids without voltage selection switches.

Ultra-Compact Space-Saving Design: 66.2×30.5×21.7mm (2.6×1.2 inches) ultra-compact footprint for easy integration into small devices and portable instruments.

High Isolation Voltage for Safety: 3000VAC input-output isolation compliant with IEC62368-1 ensuring electrical safety.

Low Standby Power for Energy Savings: Standby power ≤0.5W, meeting ErP energy efficiency standards.

Comprehensive Protection: Five layers of protection (input undervoltage, output overvoltage, overcurrent, short-circuit, overtemperature) with auto-recovery.

High Efficiency: Up to 86% conversion efficiency, reducing long-term energy costs and heat generation.

Wide Temperature Range: -25℃ to +60℃ for harsh industrial environments.

Why Choose QIXINWEI

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FAQ

1. What is the MP-U24SXX-PSA Series Power Module?

It is a 24W AC-DC switching power supply module with an open-frame (bare-board) design. It converts a wide range of 85-264VAC or 120-373VDC input into a stable low-voltage DC output for various industrial equipment.

2. What are the key specifications of this series?

Input Voltage: 85-264VAC / 120-373VDC

Output Power: 24W (20W for 5V model)

Efficiency: Up to 86%

Isolation Voltage: 3000VAC

Operating Temperature: -25℃ to +60℃

Dimensions: 66.2 × 30.5 × 21.7mm

3. What output voltage and current options are available?

The series offers four standard models to meet different voltage requirements:

MP-U24S05-PSA: 5V / 4A

MP-U24S12-PSA: 12V / 2A

MP-U24S24-PSA: 24V / 1A

MP-U24S48-PSA: 48V / 0.5A

4. What package and dimensions does this series use?

The series features an open-frame (bare-board) design with ultra-compact dimensions of 66.2 × 30.5 × 21.7mm and weighs less than 80g. Its small footprint makes it ideal for integration into space-constrained devices.

5. What applications is this series suitable for?

This series is widely used in industrial and commercial applications where space and reliability are critical:

Industrial Automation: Powering PLCs, sensors, and servo drives

Industrial Control Systems: Powering HMIs and data acquisition modules

Communication Equipment: Providing stable power for routers and switches

Electronic Instruments: Powering test, measurement, and laboratory equipment

6. What protection features does this series support?

To ensure safety, the series offers comprehensive protection:

Input Undervoltage Protection (UVLO)

Output Overvoltage Protection (OVP)

Output Overcurrent Protection (OCP)

Output Short-Circuit Protection (SCP)

Overtemperature Protection (OTP)

7. What certifications does this series have?

The series complies with multiple international safety and efficiency standards:

Safety Standards: CE, RoHS, UL62368

EMC: Complies with CISPR32/EN55032 CLASS B industrial EMC standards

Features 3000VAC isolation voltage for electrical safety

8. What is the reliability and warranty of this module?

The series boasts high reliability with a Mean Time Between Failures (MTBF) exceeding 100,000 hours. It is backed by a 3-year warranty for long-term stability.

9. What mounting options does this module support?

The module supports flexible mounting options:

DIN Rail Mounting: For quick installation in standard control cabinets

Panel Mounting: Can be fixed directly to equipment enclosures or base plates

10. What are the design considerations for this series?

Thermal Design: The module uses natural convection cooling — ensure adequate ventilation.

Input Voltage: Ensure input is within 85-264VAC.

Mounting Dimensions: Module size is 66.2×30.5×21.7mm — reserve sufficient installation space.

Ripple Testing: When measuring ripple, connect 0.1μF and 47μF capacitors in parallel at the output, and set the oscilloscope to 20MHz bandwidth.

Warranty: The series comes with a 3-year warranty.