The Ricoh R1113Z151B-TR is a CMOS-based voltage regulator IC featuring high output voltage accuracy and low supply current, suitable for a wide range of portable electronic devices. This LDO regulator is designed to provide stable and efficient power management, ensuring optimal performance and extended battery life for various applications.

Applications

• Mobile Phones and Smartphones: Core voltage regulation and power management.
• Digital Cameras and Camcorders: Stable power supply for image sensors and processors.
• Portable Game Consoles: Voltage regulation for the CPU, GPU, and memory.
• MP3 Players and Portable Audio Devices: Powering audio amplifiers and digital signal processors.
• GPS Receivers: Ensuring stable voltage for sensitive GPS modules.

Features

• High Output Voltage Accuracy: Provides precise and stable voltage regulation.
• Low Supply Current: Minimizes power consumption, extending battery life.
• Low Dropout Voltage: Operates effectively even with low input voltage.
• Overcurrent Protection: Protects the device and connected circuits from excessive current.
• Thermal Shutdown Protection: Prevents overheating and potential damage to the IC.
• Small Package Size: Enables compact and space-saving designs.

Benefits

• Extended Battery Life: Low supply current and efficient voltage regulation maximize battery runtime.
• Enhanced System Reliability: Overcurrent and thermal protection features ensure robust and stable operation.
• Compact Design: Small package allows for integration into miniaturized devices.
• Stable Voltage Supply: High output voltage accuracy ensures optimal performance of powered components.
• Reduced Power Dissipation: Efficient regulation minimizes heat generation, improving overall system efficiency.

Additional Details

The R1113Z151B-TR features an enable pin, allowing for easy on/off control to further reduce power consumption when the regulator is not needed. It operates over a wide range of input voltages and provides a fixed output voltage. The device is available in a small surface-mount package. For detailed specifications, including operating temperature range, maximum input voltage, and output voltage accuracy, refer to the official Ricoh datasheet. The part is also used in applications where noise is a concern since LDO regulators provide cleaner power than switching regulators.