The S-1112B18MC-L6D-TF is a positive voltage regulator manufactured by SII Semiconductor Corporation. This IC is designed to provide a stable output voltage, making it suitable for various electronic devices and applications. It is characterized by its low current consumption and small package size, contributing to energy efficiency and compact designs.

Applications

• Mobile phones and smartphones
• Portable audio players
• Wearable devices (smartwatches, fitness trackers)
• IoT (Internet of Things) devices
• Battery-powered equipment

Features

• Output Voltage: 1.8V fixed output
• Input Voltage Range: 1.5V to 5.5V
• Output Current: Up to 150mA
• Low Dropout Voltage: Typically 200mV at 100mA
• Low Current Consumption: Typically 5μA
• Overcurrent Protection: Built-in overcurrent protection circuit
• Thermal Shutdown Protection: Built-in thermal shutdown circuit
• Package: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Benefits

• Stable Output Voltage: Provides a consistent 1.8V output, ensuring reliable performance of connected devices.
• Energy Efficiency: Low current consumption minimizes battery drain, extending the operating life of portable devices.
• Compact Size: The small SOT-23-5 package allows for integration into space-constrained applications.
• Protection Features: Overcurrent and thermal shutdown protection enhance device reliability and prevent damage.
• Wide Input Voltage Range: Operates effectively with input voltages ranging from 1.5V to 5.5V, offering flexibility in power source selection.

Additional Details

The S-1112B18MC-L6D-TF utilizes a low-dropout (LDO) regulator architecture, which allows it to maintain a stable output voltage even when the input voltage is close to the desired output voltage. This is particularly beneficial in battery-powered applications where the battery voltage decreases over time. The overcurrent protection feature limits the output current in case of a short circuit or overload, preventing damage to the regulator and connected circuitry. The thermal shutdown protection disables the regulator if the junction temperature exceeds a safe threshold, protecting it from overheating. The SOT-23-5 package offers good thermal performance and is easy to solder. This part is RoHS compliant.