The ABLIC U.S.A. Inc. S-1135B31-M5T1S is a high-precision voltage regulator with extremely low current consumption. This regulator is specifically engineered for applications where maintaining a stable voltage supply while minimizing power drain is paramount, making it an excellent choice for portable and battery-operated devices.

Applications

• Low-Power Microcontrollers: Provides a stable voltage source for microcontrollers in energy-sensitive applications.
• Wireless Sensor Networks: Powers sensor nodes in wireless networks, extending their operational lifespan.
• Medical Wearables: Regulates voltage in wearable medical devices, ensuring accurate data acquisition.
• Bluetooth Low Energy (BLE) Devices: Used in BLE beacons and trackers for efficient power management.
• Smart Cards: Provides a stable power supply for smart card ICs.

Features

• High Output Voltage Accuracy: Delivers a consistent and reliable output voltage.
• Ultra-Low Quiescent Current: Minimizes power loss during operation.
• Low Dropout Voltage: Maintains regulation even with a small voltage difference between input and output.
• Overcurrent Protection (OCP): Protects the regulator from damage due to excessive current draw.
• Thermal Shutdown Protection (TSD): Prevents overheating by shutting down the regulator at high temperatures.
• Small SOT-23-5 Package: Facilitates compact designs in space-constrained applications.

Benefits

• Extended Battery Life: Ultra-low quiescent current significantly extends the operational life of battery-powered devices.
• Stable System Performance: High output voltage accuracy ensures consistent and reliable operation of connected components.
• Increased Energy Efficiency: Low dropout voltage maximizes overall energy efficiency.
• Robust Circuit Protection: Overcurrent and thermal shutdown features enhance the reliability and longevity of the system.
• Compact Footprint: Small package allows for high-density circuit designs.

Additional Details

The S-1135B31-M5T1S features a fixed output voltage of 3.1V with high precision. The quiescent current is extremely low, typically in the microampere range. The input voltage ranges from 2.0V to 5.5V. It is housed in a small SOT-23-5 package. The operating temperature range is -40°C to +85°C. This device is frequently employed in applications requiring long-term operation, minimal maintenance, and a small form factor, such as remote sensors, asset trackers, and low-power communication devices.