The S-1135B30-M5T1S is a positive voltage regulator IC manufactured by SII Semiconductor Corporation. This LDO (Low Dropout) regulator provides a stable 3.0V output, even when the input voltage is close to the output voltage. It features low current consumption and high accuracy, making it suitable for portable applications.

Applications

• Powering microcontrollers in embedded systems
• Voltage regulation in portable audio players
• Power supply for wireless sensors
• Voltage regulation for Bluetooth modules
• Power source for battery-powered devices

Features

• Input Voltage: 2.0 V to 5.5 V
• Output Voltage: 3.0 V (fixed)
• Output Voltage Accuracy: ±1.0%
• Dropout Voltage: 160 mV @ 100 mA
• Quiescent Current: 5.0 μA (typical)
• Output Current: 150 mA
• Built-in Overcurrent Protection Circuit
• Built-in Thermal Shutdown Circuit
• Package: SOT-23-5

Benefits

• Stable 3.0V Output: Provides a consistent and reliable 3.0V power supply for various electronic components.
• High Accuracy: Ensures precise voltage regulation with ±1.0% accuracy.
• Low Power Consumption: Minimizes battery drain, extending the operational life of portable devices.
• Overcurrent Protection: Prevents damage from excessive current draw.
• Thermal Shutdown: Protects the regulator from overheating and potential failure.
• Compact SOT-23-5 Package: Suitable for space-constrained applications.

The S-1135B30-M5T1S utilizes a low-dropout (LDO) architecture, which allows it to maintain a stable output voltage even when the input voltage is close to the output voltage. This is especially important in battery-powered applications where the battery voltage decreases as it discharges. The integrated overcurrent protection and thermal shutdown features enhance the regulator's robustness and prevent damage from overload conditions. The SOT-23-5 package offers a small footprint, making it ideal for use in compact electronic devices.