STMicroelectronics

L78M12CDT-1

L78M12CDT-1 Description

The L78M12CDT-1 is a fixed-output linear regulator from STMicroelectronics, designed to provide a stable 12V output with a maximum current of 500mA. This regulator is housed in an IPAK package, making it suitable for through-hole mounting. Despite being marked as obsolete, the L78M12CDT-1 remains a reliable choice for applications requiring a robust and straightforward power management solution. The device operates within an input voltage range up to 35V and features a quiescent current of 6mA, ensuring efficient power consumption. It also boasts a high power supply rejection ratio (PSRR) of 55dB at 120Hz, which helps in maintaining output stability under varying input conditions. The L78M12CDT-1 is designed to operate within a temperature range of 0°C to 125°C, making it suitable for a wide range of industrial and consumer applications. Additionally, the regulator includes over-current, over-temperature, and short-circuit protection features, enhancing its reliability and safety.

L78M12CDT-1 Features

• Output Type: Fixed
• Output Voltage: 12V
• Output Current: 500mA
• Input Voltage (Max): 35V
• ** ofNumber Regulators**: 1
• Output Configuration: Positive
• Package Type: IPAK
• Mounting Type: Through Hole
• Operating Temperature: 0°C to 125°C
• Quiescent Current (Iq): 6mA
• PSRR: 55dB at 120Hz
• Protection Features: Over Current, Over Temperature, Short Circuit
• Compliance: REACH Unaffected, ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

L78M12CDT-1 Applications

The L78M12CDT-1 is ideal for applications requiring a stable and reliable power supply with a fixed output voltage. Its robust design and protection features make it suitable for a variety of industrial and consumer electronics, including:

• Power Supply Units: Provides a stable 12V output for various electronic devices.
• Consumer Electronics: Suitable for appliances and gadgets that require a fixed voltage supply.
• Industrial Equipment: Ideal for machinery and systems that need a reliable power source within a wide temperature range.
• Automotive Applications: Can be used in vehicle electronics where a stable power supply is crucial.

Conclusion of L78M12CDT-1

The L78M12CDT-1 from STMicroelectronics is a versatile and reliable linear regulator that offers a stable 12V output with a maximum current of 500mA. Its robust design, including over-current, over-temperature, and short-circuit protection, ensures high reliability and safety. The device's high PSRR and low quiescent current make it an efficient choice for applications requiring stable power supply. Despite being marked as obsolete, the L78M12CDT-1 remains a valuable option for engineers and designers looking for a straightforward and dependable power management solution.