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ZSR285CL

ZSR285CL Description

The ZSR285CL is a linear regulator IC designed by Diodes Incorporated, offering a fixed output voltage of 2.85V and a maximum output current of 200mA. This device is housed in a TO92-3 package, making it suitable for through-hole mounting. Despite being marked as obsolete, the ZSR285CL remains a reliable choice for applications requiring a stable power supply with minimal noise and high power supply rejection ratio (PSRR). The regulator features a maximum input voltage of 20V, ensuring compatibility with a wide range of input sources. With a quiescent current of 600 µA, the ZSR285CL is designed for low-power applications, making it energy-efficient. The device also includes over-temperature and short-circuit protection, enhancing its reliability and safety in various operating conditions.

ZSR285CL Features

• Fixed Output Voltage: The ZSR285CL provides a stable output voltage of 2.85V, ensuring consistent performance in applications requiring a precise power supply.
• High PSRR: With a power supply rejection ratio of 62dB at 120Hz, the ZSR285CL effectively filters out noise from the input power source, resulting in a cleaner output voltage.
• Low Quiescent Current: The regulator operates with a quiescent current of 600 µA, making it suitable for low-power applications where energy efficiency is critical.
• Protection Features: Over-temperature and short-circuit protection ensure the device's longevity and reliability, safeguarding against common failure modes.
• Through-Hole Mounting: The TO92-3 package allows for easy integration into through-hole printed circuit boards, facilitating straightforward assembly processes.
• Compliance: The ZSR285CL is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.

ZSR285CL Applications

The ZSR285CL is ideal for a variety of applications where a stable and low-noise power supply is required. Its fixed output voltage and high PSRR make it particularly suitable for:

• Consumer Electronics: Providing a stable power supply for devices such as portable audio players, digital cameras, and other battery-operated gadgets.
• Industrial Equipment: Ensuring reliable power delivery in control systems, sensors, and other low-power industrial applications.
• Telecommunications: Supplying power to low-power modules and components in communication devices, ensuring minimal interference and stable operation.
• Medical Devices: Offering a reliable power source for medical equipment where precision and stability are paramount.

Conclusion of ZSR285CL

The ZSR285CL, despite its obsolete status, remains a robust and reliable choice for applications requiring a stable 2.85V power supply with low noise and high PSRR. Its low quiescent current and comprehensive protection features make it an energy-efficient and safe solution. The through-hole mounting option and compliance with environmental standards further enhance its appeal. While newer alternatives may offer additional features, the ZSR285CL continues to be a viable option for engineers and designers seeking a dependable linear regulator for their projects.