Overview
The LM2587S-5.0/NOPB is a highly efficient, monolithic switching regulator produced by Texas Instruments. This product belongs to the category of DC-DC converters, specifically designed to step-up, step-down, or invert input voltages. It is widely recognized for its compact design, high efficiency, and robust performance, making it a popular choice for power management applications. The LM2587S-5.0/NOPB is particularly suited for industrial, automotive, and consumer electronics markets, where reliable and efficient power conversion is critical. Its unique selling points include a built-in power switch, wide input voltage range, and thermal shutdown protection, ensuring optimal performance even in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 5.0 | V | Fixed output |
| Input Voltage Range | 4.0 to 40 | V | |
| Output Current | Up to 5 | A | Peak current |
| Switching Frequency | 100 | kHz | Typical |
| Efficiency | Up to 90 | % | Depends on load and input voltage |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | TO-263-5 | Surface mount | |
| Protection Features | Thermal shutdown, current limit |
Key Features
- Integrated Power Switch: Reduces external component count and simplifies design.
- Wide Input Voltage Range: Supports operation from 4V to 40V, making it versatile for various applications.
- High Efficiency: Up to 90% efficiency ensures minimal power loss and heat generation.
- Thermal Shutdown Protection: Safeguards the device from overheating, enhancing reliability.
- Compact Design: TO-263-5 package is ideal for space-constrained applications.
Applications
The LM2587S-5.0/NOPB is widely used in multiple industries due to its robust performance and flexibility. In industrial automation, it is employed in power supplies for control systems and sensors. In automotive electronics, it is utilized in battery management systems and onboard power converters. Additionally, it finds applications in consumer electronics, such as portable devices and LED drivers, where efficient power conversion is essential. Its ability to handle a wide input voltage range and deliver stable output makes it a preferred choice for engineers designing reliable power solutions.
Q & A
1. What is the output voltage of the LM2587S-5.0/NOPB?
The output voltage is fixed at 5.0V.
2. What is the input voltage range for this device?
The input voltage range is 4.0V to 40V.
3. What is the maximum output current?
The peak output current can reach up to 5A.
4. What is the typical switching frequency?
The typical switching frequency is 100kHz.
5. Does the LM2587S-5.0/NOPB include protection features?
Yes, it includes thermal shutdown and current limit protection.
6. What package does this device come in?
It is available in a TO-263-5 surface-mount package.
7. Is this device suitable for automotive applications?
Yes, it is well-suited for automotive electronics due to its wide input voltage range and robust design.
8. What is the efficiency of the LM2587S-5.0/NOPB?
The efficiency can reach up to 90%, depending on the load and input voltage.
9. Can this device operate in extreme temperatures?
Yes, it operates within a temperature range of -40°C to 125°C.
10. What are the key advantages of using this device?
Key advantages include integrated power switch, high efficiency, thermal protection, and compact design.
