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NTE1909

NTE1909 Description

The NTE1909 is a linear voltage regulator designed for high performance and reliability in a wide range of electronic applications. Manufactured by NTE Electronics, Inc., this regulator features a fixed output voltage of -24V and is capable of delivering up to 100mA of output current. The NTE1909 is housed in a TO92 package, making it suitable for through-hole mounting, which ensures robust mechanical stability and ease of integration into various electronic circuits.

NTE1909 Features

• Operating Temperature Range: The NTE1909 operates efficiently within a temperature range of 0°C to 70°C (TJ), making it suitable for use in environments with varying temperature conditions.
• Low Quiescent Current: With a quiescent current of only 6 mA, the NTE1909 minimizes power consumption, making it ideal for battery-powered and energy-sensitive applications.
• High Power Supply Rejection Ratio (PSRR): The regulator boasts a PSRR of 47dB at 120Hz, effectively reducing noise and ripple from the input power supply, ensuring a clean and stable output voltage.
• Output Configuration: The NTE1909 features a negative output configuration, which is essential for applications requiring negative voltage rails.
• Protection Features: The regulator includes over-current and over-temperature protection, safeguarding the device and connected circuits from potential damage due to excessive current or temperature.
• Low Dropout Voltage: With a maximum dropout voltage of 1.7V at 40mA, the NTE1909 ensures efficient regulation even at low input-to-output voltage differentials.

NTE1909 Applications

The NTE1909 is ideal for a variety of applications where a stable and reliable negative voltage supply is required. Some specific use cases include:

• Analog Circuits: Providing a clean and stable -24V supply for analog circuits such as operational amplifiers, analog-to-digital converters (ADCs), and digital-to-analog converters (DACs).
• Communication Systems: Ensuring reliable power supply for communication equipment that requires a negative voltage rail.
• Industrial Control Systems: Supplying power to sensors, actuators, and control modules in industrial environments.
• Medical Devices: Powering medical equipment that requires precise and stable voltage regulation.
• Consumer Electronics: Providing power to devices such as audio amplifiers and other consumer electronics that require a negative voltage supply.

Conclusion of NTE1909

The NTE1909 linear voltage regulator stands out for its combination of high performance, reliability, and robust protection features. Its low quiescent current and high PSRR make it an excellent choice for applications where power efficiency and noise reduction are critical. The inclusion of over-current and over-temperature protection ensures that the device can operate safely under various conditions. With its fixed -24V output and 100mA current capability, the NTE1909 is well-suited for a wide range of electronic applications, making it a versatile and reliable component in the electronics industry.