The R1141Q321D-TR is a low-dropout (LDO) voltage regulator IC manufactured by Ricoh. This component provides a fixed output voltage of 3.2V. Part of the R1141Q series, it's known for its low current consumption, high accuracy, and compact size, making it well-suited for portable and battery-powered devices where efficiency and space are at a premium.

Applications

• Smartphones and Mobile Devices: Powering microcontrollers, memory, and other internal circuits.
• Wearable Technology: Providing a stable voltage supply for sensors and processors in smartwatches and fitness trackers.
• IoT (Internet of Things) Devices: Regulating voltage for low-power sensors and communication modules.
• Wireless Communication Modules: Powering RF transceivers, Bluetooth modules, and other wireless components.
• Portable Audio Players: Regulating voltage for audio processing circuits and amplifiers.

Features

• Fixed Output Voltage: 3.2V output voltage.
• Low Dropout Voltage: Operates with a minimal difference between input and output voltage, ensuring stable output even with lower battery voltages.
• Low Quiescent Current: Minimizes power consumption to extend battery life.
• High Output Voltage Accuracy: Provides a precise and reliable voltage supply.
• Small Package: Compact size ideal for space-constrained applications.
• Overcurrent Protection: Protects the regulator and connected circuitry from excessive current draw.
• Thermal Shutdown Protection: Prevents damage from overheating.

Benefits

• Stable Power Supply: Ensures consistent voltage, which is crucial for the proper operation of electronic components.
• Extended Battery Life: Low current consumption helps maximize battery runtime in portable devices.
• Compact Design: Small form factor allows for easy integration into space-limited applications.
• Reliable Operation: Protection features enhance the durability and lifespan of the regulator.
• Simplified Circuit Design: Fixed output voltage simplifies the design process and reduces the need for external components.

Additional Details

The R1141Q321D-TR is typically packaged in a SOT-23 or similar small surface-mount package. Recommended input voltage range is generally 1.6V to 5.5V. It is designed for use with ceramic capacitors for stability and noise reduction. The operating temperature range typically spans from -40°C to +85°C. It is RoHS compliant.