onsemi

FAN1117ADX

FAN1117ADX Description

The FAN1117ADX is a high-performance, linear voltage regulator from onsemi, designed for applications requiring a stable and reliable power source. With an adjustable output voltage ranging from 1.25V to 18V, this device offers flexibility in various electronic systems. The FAN1117ADX features a maximum input voltage of 18V and can deliver up to 1A of output current, making it suitable for demanding applications.

FAN1117ADX Features

• Adjustable Output Voltage: The FAN1117ADX offers an adjustable output voltage range from 1.25V to 18V, providing flexibility in various applications.
• High PSRR: With a power supply rejection ratio (PSRR) of 72dB at 120Hz, this regulator ensures minimal noise coupling from the input to the output.
• Low Voltage Dropout: The maximum voltage dropout is 1.2V at 1A, ensuring high efficiency and low power loss.
• Protection Features: The FAN1117ADX includes over current and over temperature protection, enhancing the reliability and safety of the system.
• Operating Temperature Range: This device operates over a wide temperature range of 0°C to 125°C, making it suitable for various environments.
• Positive Output Configuration: The FAN1117ADX provides a positive output voltage, which is ideal for applications requiring a positive power supply.

FAN1117ADX Applications

The FAN1117ADX is ideal for a wide range of applications, including:

1. Industrial Control Systems: Due to its wide operating temperature range and robust protection features, the FAN1117ADX is suitable for industrial control systems that require stable power supplies in harsh environments.
2. Telecommunications Equipment: The high PSRR and low voltage dropout make this regulator ideal for telecommunications equipment, where noise coupling and power efficiency are critical.
3. Automotive Electronics: The FAN1117ADX's wide temperature range and adjustable output voltage make it suitable for automotive electronics, where power supplies need to be stable and reliable in varying temperature conditions.

Conclusion of FAN1117ADX

The FAN1117ADX is a versatile and high-performance linear voltage regulator from onsemi, offering adjustable output voltage, high PSRR, and robust protection features. Its wide operating temperature range and positive output configuration make it suitable for various applications, including industrial control systems, telecommunications equipment, and automotive electronics. While the FAN1117ADX is now considered obsolete, it remains a reliable choice for applications that require a stable and efficient power supply.