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NJM79L15UA-TE1

NJM79L15UA-TE1 Description

The NJM79L15UA-TE1 is a linear voltage regulator designed by Nisshinbo Micro Devices Inc., offering a fixed output voltage of -15V with a maximum output current of 100mA. This regulator is housed in a compact SOT89-3 package, making it suitable for surface mount applications. Despite being marked as obsolete, the NJM79L15UA-TE1 remains a reliable choice for applications requiring a negative voltage supply. It features a quiescent current of 6.5mA and a power supply rejection ratio (PSRR) of 63dB at 120Hz, ensuring stable performance under varying load conditions. The regulator is RoHS compliant and REACH unaffected, adhering to environmental and safety standards. It also includes over-temperature and short-circuit protection, enhancing its robustness and reliability.

NJM79L15UA-TE1 Features

• Output Type: Fixed at -15V, providing a stable negative voltage supply.
• Output Current: Capable of delivering up to 100mA, suitable for low to medium current applications.
• Output Configuration: Negative, ideal for applications requiring a negative voltage rail.
• Quiescent Current: Low quiescent current of 6.5mA, minimizing power consumption in standby mode.
• PSRR: High power supply rejection ratio of 63dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Protection Features: Over-temperature and short-circuit protection, safeguarding the regulator and connected circuits from damage.
• Mounting Type: Surface mount, allowing for compact and efficient PCB designs.
• Package: Tape & Reel (TR), facilitating automated assembly processes.
• Compliance: RoHS compliant and REACH unaffected, ensuring environmental and safety standards are met.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for a wide range of environmental conditions.

NJM79L15UA-TE1 Applications

The NJM79L15UA-TE1 is well-suited for a variety of applications where a stable negative voltage supply is required. Its compact size and surface mount package make it ideal for space-constrained designs. Key applications include:

• Analog Circuits: Providing a stable negative voltage supply for operational amplifiers, ADCs, and DACs.
• Power Supply Design: Used in power supply units where a negative voltage rail is necessary.
• Audio Equipment: Ensuring clean power supply for audio amplifiers and preamplifiers.
• Industrial Control Systems: Supplying power to sensors and actuators that require a negative voltage.
• Consumer Electronics: Used in devices such as televisions, monitors, and other consumer electronics that require a negative voltage supply.

Conclusion of NJM79L15UA-TE1

The NJM79L15UA-TE1 is a robust and reliable linear voltage regulator offering a fixed -15V output with a maximum current of 100mA. Its low quiescent current and high PSRR ensure efficient and stable performance, making it suitable for a wide range of applications. The inclusion of over-temperature and short-circuit protection further enhances its reliability. Despite being marked as obsolete, the NJM79L15UA-TE1 remains a viable option for applications requiring a negative voltage supply, especially in compact and surface mount designs. Its RoHS compliance and REACH unaffected status ensure it meets environmental and safety standards, making it a responsible choice for modern electronic designs.