Texas Instruments

UA7908CKTER

UA7908CKTER Description

The UA7908CKTER is a fixed negative output linear regulator designed for high-performance power management applications. Manufact byured Texas Instruments, this IC offers a regulated -8V output at a maximum current of 1.5A. It is housed in a 3POWERFLEX package, which is suitable for surface-mount applications, ensuring robust mechanical stability and thermal performance. Despite being marked as obsolete, the UA7908CKTER remains a reliable choice for legacy systems and specific applications where its unique features are required.

UA7908CKTER Features

• Output Type: Fixed negative output voltage of -8V.
• Current - Output: Capable of delivering up to 1.5A, making it suitable for applications requiring moderate to high current levels.
• Number of Regulators: Single regulator design simplifies circuit design and reduces component count.
• Voltage Dropout (Max): 1.1V at 1A, ensuring efficient operation even under high load conditions.
• Protection Features: Over current, over temperature, and short circuit protection enhance reliability and protect against common failure modes.
• Operating Temperature: Wide range of 0°C to 125°C, suitable for industrial and automotive environments.
• PSRR: 60dB at 120Hz, providing excellent noise rejection and stable output voltage.
• Mounting Type: Surface mount, compatible with modern PCB assembly techniques.
• Package: Tape & Reel (TR), facilitating automated assembly processes.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.

UA7908CKTER Applications

The UA7908CKTER is ideal for a variety of applications where a stable negative voltage supply is required. Its robust design and protection features make it suitable for:

• Industrial Control Systems: Providing stable power to sensors, actuators, and control circuits.
• Automotive Electronics: Powering electronic control units (ECUs) and other automotive systems.
• Telecommunications: Supplying power to communication modules and base stations.
• Medical Devices: Ensuring reliable power supply for critical medical equipment.
• Legacy Systems: Maintaining compatibility with older systems where the UA7908 has been traditionally used.

Conclusion of UA7908CKTER

The UA7908CKTER from Texas Instruments is a versatile and reliable linear regulator designed for applications requiring a fixed negative output voltage. Its combination of high current capability, low dropout voltage, and comprehensive protection features make it a robust solution for a wide range of power management needs. Although marked as obsolete, its continued availability ensures that legacy systems and specific applications can still benefit from its performance and reliability. For engineers and designers working with legacy systems or requiring a specific negative voltage regulator, the UA7908CKTER remains a valuable component in their toolkit.