The R1115Z181D-TR-F is a low-dropout (LDO) voltage regulator manufactured by Ricoh. It belongs to the R1115 series, which is known for its low supply current, high accuracy, and small package size. This particular model provides a stable 1.8V output voltage. It's designed for use in portable devices and other applications where efficient power management is crucial.

Applications

• Powering Microcontrollers: Provides a stable voltage supply for microcontrollers in various embedded systems.
• Mobile Phones and Smartphones: Used in power management circuits to regulate voltage for different components within the device.
• Wearable Devices: Suited for use in smartwatches, fitness trackers, and other wearable electronics.
• IoT (Internet of Things) Devices: Ideal for providing regulated power in low-power IoT applications.
• Portable Audio Players: Regulates voltage for audio amplifiers and other circuits in portable music players.

Features

• Output Voltage: Fixed 1.8V output voltage with high accuracy.
• Low Supply Current: Minimizes power consumption, extending battery life.
• Input Voltage Range: Supports a wide range of input voltages for flexibility in power source selection.
• Overcurrent Protection: Protects the regulator and connected devices from damage due to excessive current flow.
• Thermal Shutdown Protection: Prevents overheating and potential damage at high temperatures.
• Small Package: Available in a compact package for space-constrained applications.

Benefits

• Stable Voltage Supply: Ensures a consistent and reliable voltage source for sensitive electronic components.
• Extended Battery Life: Low supply current helps maximize battery life in portable devices.
• Protection Against Overload: Built-in overcurrent and thermal protection mechanisms enhance system reliability.
• Compact Design: Small package size allows for easy integration into space-limited applications.
• Wide Operating Range: Suitable for a variety of operating conditions due to its wide input voltage range.

Additional Details

The R1115Z181D-TR-F is typically supplied in a small SOT-23 or similar surface-mount package. The TR suffix commonly indicates that the component is packaged on tape and reel, making it suitable for automated assembly lines. Its extremely low quiescent current makes it very appropriate for battery powered applications where long life is important. This component will come with integrated short-circuit protection to help avoid damage from load shorts. Check the datasheet for exact details regarding operating conditions, pinouts, and package dimensions. It is frequently used in contexts which require a simple, efficient and reliable 1.8V regulated supply.