The RS1E350BN is a low-dropout (LDO) regulator manufactured by Rohm Semiconductor. Designed for applications requiring a stable and regulated voltage supply, it operates efficiently even with a small voltage difference between its input and output. Its low quiescent current characteristic makes it highly suitable for battery-powered and energy-sensitive applications.

Applications:

• Battery-powered portable devices
• Microcontroller power supplies
• Wireless sensors
• Wearable electronics
• Power management in IoT devices

Features:

• Low dropout voltage: Enables operation with minimal input-output voltage differential.
• Low quiescent current: Reduces power consumption during idle or standby modes.
• Overcurrent protection: Protects the regulator and the load from excessive current.
• Thermal shutdown: Prevents damage due to overheating by automatically disabling the output.
• Compact package: Facilitates integration into space-constrained applications.

Benefits:

• Extended battery life: Low quiescent current minimizes energy wastage, prolonging the operational lifespan of battery-powered devices.
• Stable and regulated voltage: Ensures consistent performance of the connected electronic components.
• Robust protection: Overcurrent and thermal shutdown features enhance reliability and prevent damage.
• Compact design: Allows for use in small and portable electronic products.
• Increased energy savings.

Additional Details:

Key technical specifications for the RS1E350BN include its input voltage range, output voltage, maximum output current, and typical dropout voltage. These values are crucial for determining suitability for a specific application. It is essential to consult the official Rohm Semiconductor datasheet for accurate and detailed information. The regulator's package type and dimensions should also be taken into account during PCB layout design. The datasheet also provides information regarding thermal resistance and recommended thermal management practices. The low quiescent current is particularly beneficial in applications where the device spends a significant portion of its time in a low-power or sleep state. Overcurrent protection and thermal shutdown features contribute to the overall robustness and reliability of the regulator. Proper bypassing capacitors are typically required at the input and output to ensure stable operation and minimize noise. Adhering to the manufacturer's recommended operating conditions is critical for ensuring long-term performance and reliability. Refer to the datasheet for specific details on component selection and layout considerations.