The S-1172B33-E6V1G is a positive voltage regulator IC manufactured by SII Semiconductor Corporation. It is designed to provide a stable and accurate 3.3V output voltage. This LDO (Low Dropout) regulator is characterized by its low current consumption and compact size, making it well-suited for battery-powered and space-constrained applications. It incorporates overcurrent protection and thermal shutdown to enhance reliability and safety.

Applications

• Microcontrollers and Processors: Powering core logic and I/O interfaces.
• Wireless Communication Modules: Providing a stable voltage supply for Bluetooth, Wi-Fi, and other wireless chips.
• Sensors and Data Acquisition Systems: Regulating power for sensors and data converters.
• Portable Medical Devices: Voltage regulation for sensitive medical monitoring equipment.
• Industrial Control Systems: Supplying stable power to control circuits and instrumentation.

Features

• Fixed Output Voltage: Precisely regulated 3.3V output.
• Low Dropout Voltage: Maintains regulation with minimal input-output voltage difference.
• Low Quiescent Current: Minimizes power consumption when the regulator is idle.
• Overcurrent Protection: Protects the regulator from damage due to output short circuits or excessive load current.
• Thermal Shutdown Protection: Prevents overheating and potential device failure.
• Small Package: Compact SOT-23-6 package for space-saving applications.

Benefits

• Stable and Reliable Power: Ensures consistent performance of connected devices.
• Extended Battery Life: Low quiescent current optimizes battery runtime in portable applications.
• Protection Against Overload: Overcurrent and thermal protection enhance device reliability.
• Compact Footprint: Enables smaller and more efficient product designs.
• Simplified Design: Fixed output voltage simplifies circuit design and reduces component count.

Additional Details

The S-1172B33-E6V1G utilizes advanced CMOS technology to achieve its low power consumption and high accuracy. The regulator is designed to operate over a wide input voltage range and offers excellent transient response. Its low dropout voltage characteristic allows efficient operation even when the input voltage is only slightly higher than the output voltage. This device is available in a lead-free SOT-23-6 package, which is compatible with RoHS standards. Consult the manufacturer's datasheet for detailed electrical characteristics, application notes, and package dimensions.