MTM Power PMA15S24 | 15W AC/DC Encapsulated PCB Power Supply Module

Technical Overview

The PMA15S24 (PMA15S24) is a high-density, vacuum-encapsulated AC/DC power converter engineered by MTM Power for direct PCB integration. This module is specifically designed to provide a stabilized 24V DC source for sensitive control electronics, instrumentation, and measuring systems. Its ruggedized construction ensures exceptional resistance against mechanical stress, moisture, and dust, making it an ideal choice for decentralized power supply architectures in harsh industrial environments.

Detailed Technical Specifications

The following parameters outline the electrical and mechanical performance of the PMA15S24 (PMA15S24):

• Input Characteristics:

• AC Input Voltage: 85 V to 264 V AC (Universal Range)

• DC Input Voltage: 100 V to 300 V DC

• Operational Frequency: 50/60 Hz

• Output Performance:

• Nominal Output Voltage: 24 V DC

• Rated Output Current: 0.6 A (600 mA)

• Nominal Output Power: 14.4 W to 15 W

• Efficiency: Typical range of 78% to 83% (load-dependent)

• Safety and Isolation:

• Insulation Strength: 3.3 kV AC (between input and output stages)

• Protection Class: Designed to meet Class II safety standards

• Mechanical Integration:

• Mounting Method: Through-hole PCB mounting (solder pins)

• Connection: Standard screw terminal configuration for external wiring

• Footprint Dimensions: 76.0 mm x 50.8 mm x 22.5 mm

• Module Mass: Approximately 150 g

Application & Environmental Resilience

The PMA15S24 (PMA15S24) is built for long-term reliability in demanding sectors such as railway technology, chemical processing, and telecommunications. The vacuum encapsulation not only aids in thermal management but also provides superior dielectric properties. Its broad input range allows for global deployment across different power grid standards without the need for manual switching.