onsemi

KA7815ETU

KA7815ETU Description

The KA7815ETU is a fixed linear voltage regulator designed for applications requiring a stable 15V output at a maximum current of 1A. Manufactured by onsemi, this regulator is housed in a through-hole TO220-3 package, making it suitable for a variety of industrial and consumer electronics applications. Despite being marked as obsolete, the KA7815ETU remains a reliable choice for power management due to its robust design and performance characteristics.

KA7815ETU Features

• Output Type: Fixed, providing a stable 15V output voltage.
• Input Voltage Range: Capable of handling input voltages up to 35V, ensuring compatibility with a wide range of power sources.
• Output Current: Delivers a consistent 1A of output current, suitable for driving moderate-power devices.
• Dropout Voltage: A typical dropout voltage of 2V at 1A ensures efficient operation even at lower input voltages.
• Quiescent Current: Low quiescent current of 8 mA minimizes power consumption during standby conditions.
• Power Supply Rejection Ratio (PSRR): Achieves 70dB at 120Hz, effectively filtering out ripple and noise from the input supply.
• Protection Features: Includes over-temperature and short-circuit protection, enhancing reliability and preventing damage under adverse conditions.
• Moisture Sensitivity Level (MSL): Rated at MSL 1 (Unlimited), making it suitable for storage and handling in various environments.
• Package Type: Supplied in a tube package, facilitating easy handling and integration into through-hole PCB designs.
• Compliance: REACH unaffected and ECCN classified as EAR99, ensuring compliance with international regulations.

KA7815ETU Applications

The KA7815ETU is ideal for applications requiring a stable 15V power supply with moderate current capabilities. Its robust design and protection features make it suitable for:

• Industrial Equipment: Providing stable power to sensors, actuators, and control circuits.
• Consumer Electronics: Ideal for powering devices such as portable radios, amplifiers, and other low-power peripherals.
• Telecommunications: Suitable for powering communication modules and interface circuits.
• Automotive: Can be used in non-critical automotive applications where a stable 15V supply is required.

Conclusion of KA7815ETU

The KA7815ETU is a reliable and efficient linear voltage regulator that offers a stable 15V output with a maximum current of 1A. Its low dropout voltage, low quiescent current, and robust protection features make it a versatile component for various power management applications. Despite being marked as obsolete, the KA7815ETU remains a viable option for engineers and designers looking for a dependable power solution in through-hole packaging. Its compliance with international regulations and availability in tube packaging further enhance its appeal for integration into new and existing designs.