The LT1339CSW#TR is a versatile synchronous DC/DC controller designed by Linear Technology, now part of Analog Devices, that is engineered to drive high power output applications. This component is ideal for converting a wide range of input voltages into a stable output voltage, ensuring consistent performance for various electronic devices.

Key Features

• Wide Input Voltage Range: The LT1339CSW#TR operates with an input voltage range from 8V to 60V, making it suitable for a variety of applications, including automotive, industrial, and telecommunications systems.
• High Output Power: It can deliver high output power with excellent efficiency, which is critical for systems requiring reliable power management.
• Synchronous Operation: The synchronous switching architecture of the LT1339CSW#TR provides improved efficiency over traditional non-synchronous designs by reducing diode losses.
• Adjustable Switching Frequency: Users can set the switching frequency anywhere from 100kHz to 500kHz, allowing for flexibility in component selection and optimization of efficiency.
• Low Shutdown Current: The device features a low shutdown current of less than 10µA, which is beneficial for battery-powered applications where power conservation is crucial.
• Thermal Protection: It includes thermal shutdown protection to prevent damage from overheating, ensuring long-term reliability and safety.
• Current Mode Control: The current mode control provides excellent line and load transient response, making it easier to maintain a steady output voltage despite changes in input voltage or load current.

Applications

The LT1339CSW#TR is suitable for a broad range of applications that require efficient power conversion and management. It is commonly used in:

• Telecommunications equipment
• Automotive power systems
• Industrial power supplies
• Datacom and server power systems
• Battery-powered devices

Product Packaging

This particular model, the LT1339CSW#TR, is available in a surface-mount wide-body SOIC package, which is designed for automated assembly processes and is compatible with standard PCB manufacturing techniques. The #TR suffix indicates that the product is provided in tape and reel packaging, which is suitable for high-volume production environments.