Texas Instruments

LM78L12ACZ/LFT7

LM78L12ACZ/LFT7 Description

The LM78L12ACZ/LFT7 is a fixed output voltage linear regulator designed by Texas Instruments, offering a robust and reliable solution for power management applications. This regulator features a fixed output voltage of 12V and is capable of delivering a maximum output current of 100mA. It operates within an input voltage range up to 35V, ensuring compatibility with a wide variety of power sources. The LM78L12ACZ/LFT7 is housed in a Through Hole TO92-3 package, making it suitable for applications requiring a compact and durable design.

LM78L12ACZ/LFT7 Features

• Fixed Output Voltage: The LM78L12ACZ/LFT7 provides a stable 12V output, making it ideal for applications requiring a consistent power supply.
• High Input Voltage Range: With a maximum input voltage of 35V, this regulator can handle a broad range of input voltages, enhancing its versatility.
• Low Quiescent Current: The regulator operates with a low quiescent current of 3mA, ensuring high efficiency and minimal power consumption during operation.
• High PSRR: The Power Supply Rejection Ratio (PSRR) of 54dB at 120Hz ensures excellent noise filtering and stable output voltage, even under varying input conditions.
• Protection Features: The LM78L12ACZ/LFT7 includes over-temperature and short-circuit protection, safeguarding the device and connected circuits from potential damage.
• Operating Temperature Range: The regulator is designed to operate within a temperature range of 0°C to 125°C, making it suitable for a wide range of environmental conditions.
• Compliance: The LM78L12ACZ/LFT7 is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety standards.
• Packaging: Available in a Tape & Reel (TR) package, it is ideal for automated assembly processes and bulk handling.

LM78L12ACZ/LFT7 Applications

The LM78L12ACZ/LFT7 is well-suited for a variety of applications where a stable and reliable 12V power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices and peripherals that require a stable 12V supply.
• Automotive Systems: Suitable for automotive applications where the regulator can handle the varying voltage levels from the vehicle's electrical system.
• Industrial Equipment: Provides a reliable power source for industrial control systems and instrumentation.
• Telecommunications: Can be used in telecommunication equipment where a stable power supply is crucial for consistent performance.
• Medical Devices: Ensures stable power delivery for medical devices that require precise voltage regulation.

Conclusion of LM78L12ACZ/LFT7

The LM78L12ACZ/LFT7 from Texas Instruments is a versatile and reliable linear regulator that offers a fixed 12V output with a maximum current of 100mA. Its high input voltage range, low quiescent current, and high PSRR make it an excellent choice for applications requiring stable and efficient power management. The inclusion of over-temperature and short-circuit protection features ensures robustness and reliability, making it a preferred choice for a wide range of industries. With its compact Through Hole TO92-3 package and compliance with environmental standards, the LM78L12ACZ/LFT7 stands out as a superior solution for power management needs.