Diotec Semiconductor

LDI1117-1.5D

LDI1117-1.5D Description

The LDI1117-1.5D is a high-performance linear voltage regulator designed by Diotec Semiconductor, offering a fixed output voltage of 1.5V. This regulator is well-suited for applications requiring stable power supply with minimal noise and high efficiency. The LDI1117-1.5D features a quiescent current of only 10 mA, ensuring low power consumption even in standby mode. It supports a maximum input voltage of 15V and can deliver a maximum output current of 1.35A, making it ideal for a wide range of electronic devices.

LDI1117-1.5D Features

• Fixed Output Voltage: The LDI1117-1.5D provides a stable 1.5V output, ensuring consistent performance in various applications.
• Low Quiescent Current: With a quiescent current of just 10 mA, this regulator minimizes power consumption, making it suitable for battery-powered devices.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 75dB at 120Hz ensures that the regulator can effectively filter out noise from the input power supply, resulting in a cleaner output voltage.
• Low Dropout Voltage: The maximum dropout voltage of 1.25V at 1A allows the regulator to maintain efficiency even when the input voltage is close to the output voltage.
• Current Limiting and Protection: The regulator includes current limiting and over-temperature protection features, safeguarding the device against overcurrent and thermal overload conditions.
• Surface Mount Technology: The surface mount package type facilitates easy integration into compact designs and ensures robust mechanical stability.
• Positive Output Configuration: The regulator provides a positive output configuration, which is commonly required in most electronic circuits.

LDI1117-1.5D Applications

The LDI1117-1.5D is ideal for a variety of applications where stable and efficient power regulation is crucial. Some specific use cases include:

• Consumer Electronics: Ideal for powering sensitive electronic components in devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Suitable for powering control systems, sensors, and other low-voltage electronics in industrial environments.
• Medical Devices: Can be used in medical equipment where low noise and high reliability are essential, such as diagnostic devices and portable medical instruments.
• Automotive Electronics: Perfect for automotive applications where the regulator can handle the varying input voltages from the vehicle's electrical system while providing a stable output to critical components.

Conclusion of LDI1117-1.5D

The LDI1117-1.5D from Diotec Semiconductor stands out as a reliable and efficient linear voltage regulator. Its low quiescent current, high PSRR, and low dropout voltage make it an excellent choice for applications requiring stable power supply with minimal noise. The inclusion of current limiting and over-temperature protection ensures robustness and reliability, making it a preferred choice for both consumer and industrial applications. Whether powering sensitive electronics in consumer devices or ensuring stable operation in industrial and medical equipment, the LDI1117-1.5D delivers consistent performance and reliability.