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S-1155B35-U5T1U

S-1155B35-U5T1U Description

The S-1155B35-U5T1U is a linear regulator IC designed for high-performance power management applications. Manufactured by ABLIC Inc., this device offers a fixed output voltage of 3.5V and a maximum output current of 500mA. It is housed in a compact SOT89-5 package, making it suitable for space-constrained designs. The regulator is designed to operate with an input voltage range up to 5.5V, ensuring compatibility with a wide range of power sources.

S-1155B35-U5T1U Features

• Output Type: Fixed, providing a stable 3.5V output voltage.
• Input Voltage Range: Up to 5.5V, ensuring broad compatibility with various power sources.
• Output Current: Capable of delivering up to 500mA, suitable for moderate power applications.
• Low Dropout Voltage: A maximum dropout voltage of 0.1V at 200mA ensures high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: With a quiescent current of just 1 µA, the S-1155B35-U5T1U minimizes power consumption in standby mode.
• Enable Control: Features an enable pin, allowing for dynamic control of the regulator's operation.
• Protection Features: Includes overcurrent protection and thermal shutdown, safeguarding the device and connected circuits from damage.
• High PSRR: A power supply rejection ratio of 60dB at 1kHz ensures minimal noise and ripple on the output voltage.
• Mounting Type: Surface mount, ideal for automated assembly processes.
• Compliance: RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments.

S-1155B35-U5T1U Applications

The S-1155B35-U5T1U is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and portable electronics. The enable control feature allows for dynamic power management, making it ideal for systems that require power-saving modes. The device's high PSRR ensures clean power delivery, making it suitable for sensitive analog circuits and precision instrumentation.

Conclusion of S-1155B35-U5T1U

The S-1155B35-U5T1U linear regulator from ABLIC Inc. offers a robust and efficient solution for power management in a variety of applications. Its low dropout voltage, low quiescent current, and high PSRR make it stand out from similar models, providing superior performance in terms of efficiency and noise reduction. The enable control and comprehensive protection features further enhance its versatility and reliability. While the product is now obsolete, its technical specifications and performance benefits make it a valuable reference for engineers and designers looking to understand the capabilities of advanced linear regulators.