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AP7315-185SR7

AP7315-185SR7 Description

The AP7315-185SR7 is a linear voltage regulator designed by Diodes Incorporated, offering a fixed output voltage of 1.85V with a maximum output current of 150mA. This regulator is housed in a compact SOT23 package, making it suitable for space-constrained applications. It features a maximum input voltage of 5.25V and a low dropout voltage of 0.44V at 150mA, ensuring efficient operation even at low input-to-output voltage differentials. The AP7315-185SR7 is designed with a quiescent current of 60 µA and a supply current of up to 100 µA, contributing to its energy-efficient performance. Additionally, it includes over-current protection to safeguard against potential damage from excessive current flow. Despite being marked as obsolete, the AP7315-185SR7 remains a reliable choice for applications requiring a stable and efficient power supply.

AP7315-185SR7 Features

• Fixed Output Voltage: Provides a stable 1.85V output, ensuring consistent power supply to connected devices.
• Low Dropout Voltage: With a maximum dropout voltage of 0.44V at 150mA, it operates efficiently even with minimal input-to-output voltage difference.
• Energy Efficiency: Features a quiescent current of 60 µA and a supply current of up to 100 µA, minimizing power consumption.
• Over-Current Protection: Integrated protection safeguards the regulator and connected circuits from damage due to excessive current.
• Compact Design: Housed in a SOT23 package, it is ideal for applications with limited board space.
• High PSRR: A power supply rejection ratio of 75dB at 1kHz ensures minimal noise and ripple in the output voltage.
• Compliance: The AP7315-185SR7 is REACH unaffected and ROHS3 compliant, meeting environmental and safety standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited) rating ensures reliability in various environmental conditions.

AP7315-185SR7 Applications

The AP7315-185SR7 is well-suited for a variety of applications where a stable and efficient power supply is crucial. Its low dropout voltage and compact design make it ideal for battery-powered devices, portable electronics, and embedded systems. The regulator's ability to handle a maximum input voltage of 5.25V and provide a fixed 1.85V output ensures compatibility with a wide range of electronic components. Specific use cases include:

• Battery-Powered Devices: Ideal for applications where battery life is critical, such as handheld devices, wearables, and IoT sensors.
• Portable Electronics: Suitable for powering small electronic devices that require a stable voltage supply.
• Embedded Systems: Provides a reliable power source for microcontrollers, sensors, and other low-power components in embedded systems.
• Telecommunications: Can be used in low-power communication modules and RF devices.

Conclusion of AP7315-185SR7

The AP7315-185SR7 is a robust linear voltage regulator that offers a balance of efficiency, stability, and compact design. Its low dropout voltage and energy-efficient operation make it an ideal choice for applications where power consumption and space are critical factors. Despite being marked as obsolete, the AP7315-185SR7 remains a reliable and compliant solution for powering a variety of electronic devices. Its over-current protection and high PSRR further enhance its reliability and performance, making it a valuable component in the electronics industry.