The QM48T45025-NBB0A is a DC-DC converter module manufactured by Bel Fuse Inc. This module is designed to provide a regulated output voltage from a DC input voltage, making it suitable for a wide range of applications requiring stable power. These types of converters are commonly used in telecommunications, data communications, and industrial control systems.

Applications

• Telecommunication equipment
• Data communication systems
• Industrial control systems
• Power over Ethernet (PoE) applications
• Distributed power architectures

Features

• Input Voltage Range: Typically 36-75V DC
• Output Voltage: 5V DC
• Output Current: 25A
• High efficiency
• Remote On/Off control
• Over-voltage protection (OVP)
• Over-current protection (OCP)
• Over-temperature protection (OTP)
• Short-circuit protection (SCP)

Benefits

• Provides stable and regulated power for sensitive electronic components
• Increases system reliability with built-in protection features
• Reduces system cost and complexity compared to discrete power supply designs
• Enables efficient power conversion, minimizing heat dissipation
• Simplifies integration with remote on/off control

Additional Details

The QM48T45025-NBB0A is designed for through-hole mounting and features a compact form factor. The module incorporates advanced switching topologies to achieve high efficiency and low noise operation. Detailed specifications, including input/output ripple, transient response, and isolation voltage, are available in the Bel Fuse Inc. datasheet. The operating temperature range typically spans from -40°C to +85°C. Specific derating curves for output current versus temperature should be consulted for proper application.