Texas Instruments

UA78L12ACDR

UA78L12ACDR Description

The UA78L12ACDR is a highly reliable and efficient linear voltage regulator designed by Texas Instruments. This regulator is part of the Linear & Switching Voltage Regulators category and is widely recognized for its robust performance and versatility. The UA78L12ACDR 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 27V, ensuring compatibility with a variety of power supply sources.

The regulator is housed in an 8SOIC package, making it suitable for surface-mount applications. This packaging choice enhances the device's durability and ease of integration into modern electronic circuits. The UA78L12ACDR is designed to operate within a temperature range of 0°C to 125°C, making it ideal for both commercial and industrial applications where temperature fluctuations are common.

UA78L12ACDR Features

• Fixed Output Voltage: The UA78L12ACDR provides a stable 12V output voltage, ensuring consistent power delivery to connected devices.
• High Input Voltage Range: With a maximum input voltage of 27V, this regulator can handle a wide range of input voltages, providing flexibility in power supply design.
• Low Dropout Voltage: The maximum dropout voltage of 1.7V at 40mA ensures high efficiency, even at lower input voltages.
• Protection Features: The device includes over-current, over-temperature, reverse polarity, and short-circuit protection, enhancing its reliability and longevity.
• High PSRR: A power supply rejection ratio (PSRR) of 42dB at 120Hz ensures minimal noise and ripple in the output voltage, providing clean power to sensitive circuits.
• Compliance and Status: The UA78L12ACDR is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited exposure to moisture, making it suitable for various manufacturing environments.

UA78L12ACDR Applications

The UA78L12ACDR is well-suited for a variety of applications where a stable 12V supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as LED drivers, small motors, and other low-power consumer electronics.
• Industrial Control Systems: Provides a reliable power source for sensors, actuators, and microcontrollers in industrial environments.
• Telecommunications: Suitable for powering low-power components in communication equipment, ensuring stable operation.
• Automotive Electronics: Can be used in automotive applications where a stable 12V supply is needed for various electronic components.

Conclusion of UA78L12ACDR

The UA78L12ACDR from Texas Instruments is a versatile and reliable linear voltage regulator that offers a fixed 12V output with a maximum current of 100mA. Its wide input voltage range, low dropout voltage, and comprehensive protection features make it an excellent choice for a variety of applications. The device's compliance with environmental and safety standards further enhances its appeal for modern electronics design. Whether used in consumer electronics, industrial control systems, telecommunications, or automotive applications, the UA78L12ACDR ensures stable and efficient power delivery, making it a standout choice in its category.