The LT1952EGN-1 from Linear Technology is a highly efficient, single-ended, current mode PWM controller designed for DC/DC conversion applications. This versatile component is engineered to drive a low-side external N-channel MOSFET, making it a perfect choice for a wide range of power supply designs, including isolated converters.

Key Features

• Wide Input Voltage Range: The LT1952EGN-1 operates over a 4V to 36V input range, allowing it to be used in various applications that require different input voltages, from automotive to industrial systems.
• High Operating Frequency: With an operating frequency range up to 500kHz, designers can optimize the size of the external components, potentially reducing the overall size and cost of the power supply.
• High Efficiency: Its current mode operation ensures consistent response time to load transients while maintaining high efficiency, which is crucial for thermal management and power conservation.
• No-Load Operation: The device can maintain output regulation with no load, which is an essential feature for standby power modes.
• Robust Protection Features: It includes a range of protection features such as undervoltage lockout, thermal shutdown, and cycle-by-cycle current limit, enhancing the safety and reliability of the end application.

Applications

The LT1952EGN-1 is well-suited for a variety of applications:

• Isolated Telecom Power Supplies
• Industrial Power Supplies
• Automotive Power Systems
• DC Power Distribution Systems

Package and Availability

The device is available in a 16-pin SSOP package, which is designed to offer a compact footprint while providing adequate thermal performance. Its lead temperature rating for soldering purposes is specified at 300°C, accommodating standard lead-free solder processes.

With its robust design and comprehensive feature set, the LT1952EGN-1 from Linear Technology stands out as a highly reliable and versatile solution for your power management needs. Whether you are designing a new power system or upgrading an existing one, this switching regulator provides the performance and durability required for the most demanding applications.