The TDA8138A from STMicroelectronics is a high-performance, adjustable and fixed voltage regulator designed to offer a dual power supply in a single package. This device is particularly suitable for applications that require a stable and reliable power supply with the flexibility of voltage adjustment.
Key Features
- Dual Voltage Outputs: The TDA8138A provides two voltage outputs, one fixed at 5V and another adjustable output, which makes it versatile for various applications.
- High Output Current: It is capable of delivering up to 1.5A for the fixed output and 1A for the adjustable output, catering to the needs of power-intensive devices.
- Low Dropout Voltage: The low dropout voltage feature ensures efficient operation, even with a minimal difference between the input voltage and the output voltage.
- Thermal Overload Protection: The built-in thermal overload protection safeguards the device against excessive temperature and power dissipation, enhancing its reliability and lifespan.
- Short Circuit Protection: With the short circuit protection feature, the TDA8138A is well-equipped to handle unintended short circuits, preventing damage to the regulator and the connected load.
- Low Standby Current: The device is designed for energy efficiency, with a low standby current that minimizes power consumption when the regulator is not in active use.
Applications
The TDA8138A is ideal for a wide range of applications, including:
- Microprocessor-based systems
- Consumer electronics
- Personal computers and peripherals
- Industrial control systems
Package and Availability
The TDA8138A comes in a Pentawatt package, which is well-known for its ease of mounting and efficient heat dissipation. This product is available through STMicroelectronics and authorized distributors, ensuring availability for both small-scale projects and large-volume production needs.
Conclusion
With its dual output capability, robust protection features, and high current delivery, the TDA8138A from STMicroelectronics stands out as a reliable choice for designers looking for a versatile voltage regulator solution. Its energy-efficient design and wide application range make it a valuable component in any power supply design project.
