The LT1425CS#TR from Linear Technology is a high-performance, isolated flyback converter with an integrated 2.5A switch. This robust component is designed to simplify the creation of an isolated DC/DC converter without the need for an optocoupler or third winding. It is ideal for a wide range of applications, including industrial, automotive, telecommunications, and medical equipment.

Key Features

• Integrated Switch: The LT1425CS#TR features an internal 2.5A, 60V NPN power switch, which helps to reduce external component count and simplify circuit design.
• Wide Input Voltage Range: This device operates over a wide input voltage range of 10V to 30V, making it versatile for various applications.
• Adjustable Output Voltage: The output voltage is easily adjustable by changing the value of two external resistors, providing flexibility in design.
• High Efficiency: The LT1425CS#TR offers high efficiency, which is critical for reducing heat generation and improving system reliability.
• No Optocoupler Required: The unique design eliminates the need for an optocoupler, commonly used in isolated power supplies, thereby enhancing reliability and reducing complexity.

Applications

• Isolated Telecom Power Supplies
• Medical Equipment
• Industrial Control Systems
• Automotive Electronics
• Power Over Ethernet (PoE) Applications

Package and Quality

The LT1425CS#TR comes in a compact surface-mount package, suitable for automated assembly processes, and is available in tape and reel for high-volume production needs. Linear Technology ensures high-quality standards, and the device is designed to meet rigorous industrial temperature ranges, providing reliable performance in harsh environments.

Conclusion

With its integrated features and ease of use, the LT1425CS#TR from Linear Technology stands out as a top choice for designers looking to implement an efficient, isolated DC/DC converter. Its wide input voltage range, adjustable output, and elimination of the optocoupler requirement make it a versatile and reliable solution for a multitude of power conversion applications.