
( Brand: Texas Instruments ), ( Manufacturer Part Number: LP3872EMP-5.0/NOPB ), ( Part Type: Voltage Linear Regulator )
The LP3872EMP-5.0-NOPB is a linear voltage regulator IC designed by Texas Instruments, specifically engineered for point-of-load (POL) applications. This device operates at an input voltage ranging from 7.5V to 36V, and it provides a stable output voltage of 5V with a maximum current capability of 1.5A.
The LP3872EMP-5.0-NOPB is housed in a small SOT-223-5 package, which makes it an excellent choice for space-constrained applications. The device features a low dropout voltage of 1.5V at 1.5A, ensuring minimal power waste and efficient operation. It employs a patented Burst Mode operation, which significantly reduces quiescent current, thereby reducing heat dissipation.
This linear voltage regulator IC is equipped with internal compensation, which ensures excellent load transient response and stability. It also offers excellent line and load regulation, ensuring reliable operation even under varying load conditions. Furthermore, the LP3872EMP-5.0-NOPB provides excellent thermal stability, making it suitable for high-reliability applications.
The LP3872EMP-5.0-NOPB features a thermal shutdown mechanism that helps protect the device from excessive temperature, ensuring reliable operation and extended lifespan. It also has an enable/disable pin, allowing for easy control of the output voltage.
Overall, the LP3872EMP-5.0-NOPB is an excellent choice for applications requiring a high-performance linear voltage regulator IC with a small footprint and excellent thermal and load performance. Its Burst Mode operation, low dropout voltage, and internal compensation make it an ideal solution for point-of-load applications in a wide range of industries, including telecommunications, computing, and industrial automation.
Pros of buying LP3872EMP-5.0-NOPB Linear Voltage Regulator IC:1. High efficiency: The LP3872EMP-5.0-NOPB has a high efficiency rating, which means it can convert a significant portion of the input power into output power, reducing wasted energy.
2. Wide input voltage range: The regulator can operate over a wide input voltage range, making it suitable for use in applications with varying input voltages.
3. Low noise: The LP3872EMP-5.0-NOPB has a low noise output, which is useful in applications where noise sensitivity is a concern.
4. Small package size: The SOT-223-5 package size is small, making it easy to incorporate into circuit designs with limited space.
5. High current capacity: The regulator can deliver up to 1.5A of output current, making it suitable for use in applications that require a significant amount of power.
Cons of buying LP3872EMP-5.0-NOPB Linear Voltage Regulator IC:1. Lower efficiency compared to switching regulators: Despite its high efficiency rating, the LP3872EMP-5.0-NOPB is less efficient than switching regulators, which can result in higher power consumption and heat dissipation.
2. Lower output voltage accuracy: Linear regulators, such as the LP3872EMP-5.0-NOPB, have lower output voltage accuracy than switching regulators, which can be a concern in applications that require precise voltage regulation.
3. Higher heat dissipation: Linear regulators can generate more heat than switching regulators, requiring more careful heat management to prevent overheating.
4. Lower power density: The LP3872EMP-5.0-NOPB has a lower power density than switching regulators, which can be a concern in applications with limited space or weight constraints.
Conclusion:The LP3872EMP-5.0-NOPB Linear Voltage Regulator IC is a suitable choice for applications that require a high current output and can tolerate the trade-offs of lower efficiency, lower output voltage accuracy, and higher heat dissipation compared to switching regulators. However, it is essential to consider these trade-offs and ensure that the regulator is suitable for the specific application requirements.
Recommendation:If the application requirements are more stringent, such as requiring higher efficiency, output voltage accuracy, or power density, consider using a switching regulator instead of a linear regulator. However, if the LP3872EMP-5.0-NOPB meets the application requirements, it is a reliable and suitable choice for linear voltage regulation.
Linear voltage regulator ic positive fixed output 5v Please refer to pictures.
Actual items are pictured, comes as is.
Items are from surplus inventory. 5a sot qty: 50 condition new in opened package: surplus inventory came from a large company. 5a sot223-5 expanded linear voltage regulator ic positive fixed output 5v 1.
Please see photos for detail on condition and what is included. 5a voltage - dropout typical: 0.
Product overfeeding-key part numbly 3872 emp-5.