LT1766EGN-5#PBF - High Efficiency, 1.5A, 200kHz Step-Down Switching Regulator from Linear Technology

The LT1766EGN-5#PBF is a versatile and robust step-down switching regulator designed to deliver high-performance power conversion in a wide range of applications. Manufactured by Linear Technology, a leader in analog integrated circuits, this regulator features a fixed 5V output voltage and is capable of providing up to 1.5A of continuous output current. Its high switching frequency of 200kHz allows for the use of small, low-cost inductors and capacitors, resulting in a compact and efficient power supply solution.

Key Features:

• Fixed 5V Output Voltage
• 1.5A Output Current
• 200kHz Switching Frequency
• Wide Input Voltage Range: 4.5V to 60V
• High Efficiency: Up to 90%
• Low Dropout Operation: 100% Duty Cycle
• Stable with Low ESR Ceramic Output Capacitors
• Short-Circuit Protected
• Thermal Overload Protection
• Adjustable and Synchronizable Frequency
• Small 16-Lead SSOP Package

The LT1766EGN-5#PBF features an adjustable and synchronizable frequency, allowing designers to optimize the regulator for specific applications, whether it's to minimize EMI or to work in tandem with other switching devices. The wide input voltage range from 4.5V to 60V makes it suitable for applications from automotive to industrial systems where input conditions can vary widely.

Efficiency is a key aspect of the LT1766EGN-5#PBF, capable of reaching up to 90% efficiency under certain conditions. This high efficiency, combined with low dropout operation, ensures that the device can maintain output voltage regulation even when the input supply is very close to the output voltage, which is particularly useful in battery-powered applications.

Protection features of this regulator include short-circuit protection and thermal overload protection, which safeguard the device and the system in adverse conditions. Moreover, the regulator is stable with low ESR ceramic output capacitors, which is beneficial for reliability and performance.

The LT1766EGN-5#PBF is packaged in a small 16-Lead SSOP package, which makes it an excellent choice for space-constrained applications requiring a high-performance power solution.