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S-1137C33-M5T1U

S-1137C33-M5T1U Description

The S-1137C33-M5T1U is a linear regulator IC designed for applications requiring a stable 3.3V output at up to 300mA. Manufactured by ABLIC Inc., this device is housed in a compact SOT23-5 package, making it suitable for space-constrained designs. Despite its small form factor, the S-1137C33-M5T1U offers robust performance with a maximum input voltage of 5.5V and a dropout voltage of only 0.31V at full load. The regulator features a low quiescent current of 1µA and a low supply current of 65µA, making it highly efficient for battery-powered devices. It also includes enable and soft start control features, as well as overcurrent protection, ensuring reliable operation and enhanced safety.

S-1137C33-M5T1U Features

• Output Type: Fixed 3.3V output voltage, ensuring consistent power delivery.
• Input Voltage Range: Up to 5.5V, providing flexibility for various power sources.
• Output Current: Capable of delivering up to 300mA, suitable for moderate power requirements.
• Low Dropout Voltage: Only 0.31V at 300mA, allowing operation at lower input voltages and improving efficiency.
• Low Quiescent Current: 1µA, minimizing power consumption in standby mode.
• Low Supply Current: 65µA, enhancing overall efficiency.
• Control Features: Enable and soft start functions for precise control and smooth startup.
• Protection Features: Overcurrent protection to safeguard against short circuits and excessive load.
• Package Type: SOT23-5, a compact surface-mount package suitable for dense PCB layouts.
• 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-1137C33-M5T1U Applications

The S-1137C33-M5T1U is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and high efficiency make it particularly suitable for battery-powered devices, such as portable electronics, IoT devices, and wearable technology. The compact SOT23-5 package allows for easy integration into small form factor designs, making it a preferred choice for space-constrained applications. Additionally, the enable and soft start features provide precise control, making it suitable for applications requiring controlled power-up sequences.

Conclusion of S-1137C33-M5T1U

The S-1137C33-M5T1U from ABLIC Inc. is a highly efficient and compact linear regulator designed for applications requiring a stable 3.3V output. Its low dropout voltage, low quiescent current, and overcurrent protection features make it an excellent choice for battery-powered devices and space-constrained designs. While the product is marked as obsolete, its technical specifications and performance benefits continue to make it a reliable option for existing designs and legacy systems. For new projects, engineers may need to consider alternative solutions, but the S-1137C33-M5T1U remains a testament to ABLIC's commitment to high-performance power management solutions.