Cosel DC/DC Converter 3.3V DC Output 50A, 400V Max Input Voltage, 165W Power PCB Mount DHS250B03

Cosel DHS250B03 is a compact and high-reliability DC/DC converter designed to provide a stable 3.3V DC output at 50A current with a maximum output power of 165 watts. Its PCB mount form factor allows easy integration into circuit boards for telecommunications, industrial control systems, and other electronic applications.

The converter supports a wide input voltage range from 200V to 400V DC, making it versatile for various power sources. It features an output voltage adjustment range of 1.98 to 3.96 volts, allowing fine tuning to specific application requirements.

High efficiency of 88% helps reduce power losses and thermal stress. The device includes comprehensive built-in protections against overcurrent, overvoltage, and excessive temperature conditions, ensuring long-term operational reliability. It is designed to operate safely over a broad temperature range from -40°C minimum to 100°C maximum.

Electrical isolation rated at 3kV AC ensures safety and noise immunity between input and output. The compact dimensions of 58.4mm width, 61mm length, and 12.7mm depth with a light weight of 100 grams enable space-saving designs without compromising performance.

The DHS series from Cosel is known for eliminating the need for aluminium and tantalum electrolytic capacitors, elevating product reliability and longevity. This model complies with international safety and quality standards including UL, TUV, RoHS, EN, cUL, CSA, and CE certifications.

Supports wide input voltage range between 200V DC and 400V DC. Provides a single output of 3.3V DC at 50A current capacity. Maximum output power rating of 165 watts. Includes remote sensing, remote ON/OFF features, and built-in protections.

Operates with high efficiency of 88%. Compact PCB mount size makes it ideal for space-restricted environments. Wide operating temperature range from -40°C to 100°C ensures reliability in harsh conditions. Isolation voltage rated at 3kV AC for safe operation.

Complies with multiple international certifications. Weight approximately 100 grams for lightweight design applications. Explore more high-quality DC/DC Converters and related power supply solutions in the Electronics & Electricals section of EnvMart.