The R1130H151A-T1-FB is a CMOS-based voltage regulator manufactured by Ricoh Electronic Devices Co., Ltd. It's designed for portable applications requiring low power consumption and high accuracy. This voltage regulator is characterized by its small size, high ripple rejection, and stable output voltage, making it suitable for a wide range of electronic devices.

Applications

• Smartphones and Tablets: Powering various components in smartphones and tablets, such as microprocessors, memory, and display panels.
• Wearable Devices: Providing stable voltage regulation in wearable devices like smartwatches and fitness trackers.
• Portable Audio Players: Regulating power in portable audio players and MP3 players.
• Wireless Communication Modules: Ensuring stable power supply for Bluetooth, Wi-Fi, and other wireless communication modules.
• IoT Devices: Powering sensors, microcontrollers, and communication modules in Internet of Things (IoT) devices.

Features

• Low Dropout Voltage: Features a low dropout voltage, allowing it to maintain regulation even when the input voltage is close to the output voltage.
• High Ripple Rejection: Offers high ripple rejection, minimizing the impact of noise on the output voltage.
• Low Power Consumption: Consumes minimal power, extending battery life in portable applications.
• Overcurrent Protection: Includes built-in overcurrent protection to prevent damage from excessive current draw.
• Thermal Shutdown Protection: Features thermal shutdown protection, which automatically shuts down the regulator if the junction temperature exceeds a safe limit.
• Small Package: Available in a small package, making it suitable for space-constrained applications.

Benefits

• Stable Output Voltage: Provides a stable and regulated output voltage, ensuring reliable operation of connected devices.
• Long Battery Life: Low power consumption helps to extend battery life in portable devices.
• Protection Against Overload: Overcurrent and thermal shutdown protection features safeguard the regulator and connected components from damage.
• Minimal Noise: High ripple rejection minimizes noise on the output voltage, improving signal quality.
• Easy to Use: Simple design simplifies integration into various circuits.

Additional Details

The R1130H151A-T1-FB outputs 1.5V (as indicated by "151"). Input voltage ranges typically from 1.6V to 5.5V, but the official datasheet is crucial for confirming exact specifications and operating conditions. It is packaged in a small footprint package such as DFN or SOT. Other key parameters include output voltage accuracy, quiescent current, and maximum output current.