K7805-500R3 DC/DC Converter 24V/12V 5V/-5V 500mA/-330mA 95% Efficiency

The K7805-500R3 DC/DC Converter from MORNSUN is a high-performance, highly efficient switching regulator designed as a direct, drop-in replacement for traditional LM78xx three-terminal linear regulators. Combining low power loss, high efficiency, and robust protection features, this converter is ideal for industrial control, instrumentation, telecommunications, and electric power applications.

Capable of supporting positive and negative outputs, the K7805-500R3 eliminates the need for heat sinks, reducing system complexity and saving valuable PCB space. Its wide input voltage range and 95% efficiency ensure minimal energy loss, making it an excellent choice for power-sensitive applications.

The device also offers short circuit protection and operates reliably in extreme environmental conditions, with an operating temperature range from -40 C to +85 C. Its pin-out compatibility with LM78xx series enables seamless replacement of older linear regulators in existing designs, providing designers with flexibility and convenience. Certified to UL60950 and EN60950 standards, it ensures safety and compliance for industrial and commercial systems.

Key Features:

• Ultra-high efficiency up to 95%
• No-load input current as low as 0.2 mA
• Wide operating temperature: -40 C to +85 C
• Supports negative output
• Short circuit protection for enhanced safety
• Pin-out compatible with LM78xx linear regulators
• No heat sink required for compact integration
• Certified to UL60950 and EN60950 standards

Specifications:

• Input Voltage (VI): 6.5-36V DC (positive output) / 7-31V DC (negative output)
• Output Voltage (VO): +5V DC @ 500mA or -5V DC @ 330mA
• Efficiency: Up to 95%
• No-load Input Current: 0.2 mA
• Operating Temperature: -40 C to +85 C
• Output Protection: Short circuit protection
• Package Type: SIP/SIL style (surface-mount)
• Compliance: UL60950, EN60950

The K7805-500R3 delivers high efficiency, compact design, and advanced protection features, making it a reliable choice for engineers seeking robust, energy-efficient DC/DC conversion without the need for bulky heat sinks or complex external circuitry.

What's in the box
1 x K7805-500R3 DC/DC Converter 24V/12V 5V/-5V 500mA/-330mA 95% Efficiency