Product Overview: LT1147CS8-3.3

The LT1147CS8-3.3 is a high-performance step-down switching regulator from Linear Technology, designed to meet the stringent requirements of complex electronic systems. With its fixed voltage output of 3.3 volts, this regulator is an ideal choice for powering logic circuits, microcontrollers, and other digital systems that require a stable and efficient power supply.

Key Features

• High Efficiency: The LT1147CS8-3.3 boasts a high efficiency that minimizes heat generation, making it suitable for applications with limited cooling options.
• Low Dropout Voltage: Its low dropout voltage ensures that the regulator maintains a consistent output even when the input voltage is close to the output voltage, which is critical for battery-operated devices.
• Adjustable Switching Frequency: The device features an adjustable switching frequency, allowing designers to optimize the regulator for size, efficiency, or output ripple.
• Stable with Low ESR Capacitors: The LT1147CS8-3.3 is stable with low ESR capacitors, broadening the range of usable components and potentially reducing the overall cost of materials.

Applications

The versatility of the LT1147CS8-3.3 makes it suitable for a wide range of applications, including:

• Portable Devices
• Embedded Systems
• Networking Equipment
• Industrial Controls
• Automotive Electronics

Technical Specifications

The LT1147CS8-3.3 is packaged in an 8-lead SOIC package and has several technical highlights:

• Fixed 3.3V Output Voltage
• Wide Input Voltage Range
• Adjustable Switching Frequency up to 500kHz
• Thermal Overload Protection
• Current Mode Operation for Excellent Line and Load Transient Response

In summary, the LT1147CS8-3.3 from Linear Technology is a reliable and efficient solution for a wide array of power supply needs. Its robust design and flexible features make it an excellent choice for designers looking to optimize their power management systems.