onsemi

KA7905TU

KA7905TU Description

The KA7905TU is a linear regulator IC designed for power management applications, manufactured by onsemi. This device offers a fixed -5V voltage output with a maximum output current of 1A. It is housed in a through-hole TO220-3 package, making it suitable for a variety of electronic systems. The KA7905TU features a dropout voltage of 2V at 1A (typical), ensuring efficient operation even under varying load conditions. It also includes protection features such as over-temperature and short-circuit protection, enhancing its reliability and durability. The device operates within a temperature range of 0°C to 125°C, making it suitable for industrial and consumer applications. Despite its obsolescence status, the KA7905TU remains a robust choice for applications requiring a stable -5V supply.

KA7950TU Features

• Output Type: Fixed -5V
• Output Current: 1A
• Number of Regulators: 1
• Output Configuration: Negative
• Voltage Dropout (Max): 2V @1A (Typ)
• Operating Temperature: 0°C to 125°C
• Quiescent Current (Iq): 6 mA
• Power Supply Rejection Ratio (PSRR):6 0dB (120Hz)
• Protection Features: Over Temperature, Short Circuit
• Mounting Type: Through Hole
• Package: Tube
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• ECCN: EAR99
• HTSUS: 8542.39.0001
• REACH Status: REACH Un

affected### KA7905TU Applications
The KA7905TU is ideal for applications that require a stable and reliable -5V power supply. Its fixed output voltage and high current capability make it suitable for a variety of electronic systems, including:

• Industrial Control Systems: Providing stable power to control modules and sensors.
• Consumer Electronics: Powering devices that require a consistent -5V supply.
• Telecommunications Equipment: Supplying power to components in communication systems.
• Automotive Electronics: Ensuring reliable power delivery in automotive applications.

Conclusion of KA7905TU

The KA7905TU is a versatile linear regulator IC that offers a stable -5V output with a maximum current of 1A. Its low dropout voltage and robust protection features make it a reliable choice for a wide range of applications. Despite being marked as obsolete, the KA7905TU remains a valuable component for systems requiring a fixed -5V supply. Its through-hole mounting and tube packaging ensure ease of integration into various electronic designs. For applications needing a dependable power solution, the KA7905TU is a solid choice.