The S-1111B25PN-NYK-TF is a positive voltage regulator IC manufactured by SII Semiconductor Corporation. This IC is designed to provide a stable and regulated 2.5V output voltage, making it suitable for a wide range of electronic applications requiring a consistent power supply. Its compact size and efficient operation make it ideal for use in portable devices and battery-powered systems.

Applications

• Smartphones and Mobile Devices: Used for regulating voltage in power management circuits.
• Wearable Technology: Suitable for use in smartwatches, fitness trackers, and other wearable devices.
• IoT (Internet of Things) Devices: Provides stable power for sensors, microcontrollers, and communication modules in IoT applications.
• Portable Audio Players: Ensures stable audio quality by regulating the power supply to audio processing components.
• Battery-Powered Systems: Extends battery life due to its high efficiency and low current consumption.

Features

• Fixed Output Voltage: Provides a stable 2.5V output voltage.
• High Output Voltage Accuracy: Ensures the accuracy of the 2.5V output voltage.
• Low Dropout Voltage: Operates efficiently with a low input-output voltage differential.
• Low Current Consumption: Minimizes power loss, which helps to extend battery life in portable devices.
• Overcurrent Protection: Protects the IC and connected components from damage caused by excessive current.
• Thermal Shutdown Protection: Prevents overheating and potential damage by shutting down the IC at high temperatures.
• Small Package: Available in a compact SOT-23-5 package for space-constrained applications.

Benefits

• Stable Power Supply: Provides a consistent and reliable 2.5V output voltage, which is crucial for sensitive electronic components.
• Extended Battery Life: Low current consumption maximizes the operational time of battery-powered devices.
• Protection Against Damage: Overcurrent and thermal shutdown features safeguard the IC and connected components from potential failures.
• Compact Design: Small package allows for easy integration into densely populated circuit boards.
• Simplified Design: Fixed output voltage simplifies circuit design and reduces the need for external components.

Technical Specifications: The S-1111B25PN-NYK-TF operates within a specified input voltage range (typically 2.7V to 5.5V). It features a low quiescent current, typically in the microampere range, and a low dropout voltage that ensures stable operation even when the input voltage is close to the output voltage. The device is available in a small SOT-23-5 package, making it easy to integrate into compact designs. The operating temperature range is typically -40°C to +85°C.