onsemi

CS8101YDWFR20

CS8101YDWFR20 Description

The CS8101YDWFR20 is a linear voltage regulator designed by onsemi, offering a fixed output voltage of 5V and a maximum output current of 100mA. This regulator is optimized for surface-mount applications and is housed in a 20SOIC package, making it suitable for compact and high-density PCB designs. Despite its small form factor, the CS8101YDWFR20 provides robust performance with a maximum input voltage of 30V and a dropout voltage of 0.6V at 100mA. The regulator features low quiescent current (140 µA) and high power supply rejection ratio (75dB at 120Hz), ensuring efficient operation and minimal noise in the output voltage.

CS8101YDWFR20 Features

• Output Type: Fixed, providing a stable 5V output voltage.
• Input Voltage Range: Up to 30V, offering flexibility for a wide range of input sources.
• Output Current: Capable of delivering up to 100mA, suitable for low-power applications.
• Low Dropout Voltage: Maximum of 0.6V at 100mA, ensuring high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: 140 µA, minimizing power consumption during operation.
• High PSRR: 75dB at 120Hz, effectively reducing noise and ripple in the output voltage.
• Control Features: Enable and Reset functionalities allow for precise control over the regulator's operation.
• Protection Features: Over Temperature, Over Voltage, Reverse Polarity, and Short Circuit protections ensure reliability and longevity.
• Mounting Type: Surface Mount, ideal for compact and space-constrained designs.
• Package: Tape & Reel (TR), facilitating automated assembly processes.
• Moisture Sensitivity Level: MSL 1 (Unlimited), ensuring robustness in various environmental conditions.

CS8101YDWFR20 Applications

The CS8101YDWFR20 is ideal for a variety of applications requiring a stable 5V supply with low power consumption and high efficiency. Its low dropout voltage and high PSRR make it particularly suitable for battery-powered devices, where maintaining a stable output voltage as the battery discharges is crucial. The regulator's compact size and surface-mount package make it a perfect fit for consumer electronics, portable devices, and IoT applications where space is at a premium. Additionally, its robust protection features ensure reliable operation in industrial and automotive environments, where harsh conditions and voltage fluctuations are common.

Conclusion of CS8101YDWFR20

The CS8101YDWFR20 is a versatile and efficient linear voltage regulator designed to meet the demands of modern electronic systems. Its combination of low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for a wide range of applications. While the product is now obsolete, its legacy continues to influence the design of future regulators. Engineers and designers looking for a compact, efficient, and reliable solution for their 5V power needs should consider the CS8101YDWFR20 as a benchmark for performance and functionality.