Overview
The LM2586SX-3.3 is a step-down DC-DC converter produced by Texas Instruments. This component is designed to provide a fixed 3.3V output voltage from a higher input voltage, making it ideal for power management applications. The LM2586SX-3.3 is part of the LM2586 series, known for its high efficiency and compact design. It is particularly suited for applications requiring a stable and reliable power supply, such as in industrial automation, consumer electronics, and automotive systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 40 | V | |
| Output Voltage | 3.3 | V | Fixed |
| Output Current | 3 | A | Max |
| Switching Frequency | 100 | kHz | |
| Efficiency | Up to 92 | % | |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | TO-263-5 | ||
| Protection Features | Overcurrent, Overtemperature |
Key Features
- High Efficiency: Up to 92% efficiency ensures minimal power loss, making it suitable for battery-powered applications.
- Wide Input Voltage Range: Supports input voltages from 4.5V to 40V, providing flexibility in various power supply scenarios.
- Fixed Output Voltage: Delivers a stable 3.3V output, ideal for powering low-voltage devices.
- Compact Design: The TO-263-5 package offers a small footprint, suitable for space-constrained applications.
- Robust Protection: Includes overcurrent and overtemperature protection to ensure safe operation under adverse conditions.
Applications
The LM2586SX-3.3 is widely used in various fields due to its reliable performance and versatile features. In industrial automation, it powers control systems and sensors. In consumer electronics, it is used in devices such as routers, set-top boxes, and portable gadgets. The component is also employed in automotive electronics for powering infotainment systems and electronic control units (ECUs). Its ability to handle a wide input voltage range and provide a stable output makes it a preferred choice in these applications.
Q & A
1. What is the input voltage range of the LM2586SX-3.3?
The input voltage range is from 4.5V to 40V.
2. What is the output voltage of the LM2586SX-3.3?
The output voltage is fixed at 3.3V.
3. What is the maximum output current of the LM2586SX-3.3?
The maximum output current is 3A.
4. What is the switching frequency of the LM2586SX-3.3?
The switching frequency is 100kHz.
5. What is the efficiency of the LM2586SX-3.3?
The efficiency can reach up to 92%.
6. What is the operating temperature range of the LM2586SX-3.3?
The operating temperature range is from -40°C to 125°C.
7. What package does the LM2586SX-3.3 come in?
It comes in a TO-263-5 package.
8. What protection features does the LM2586SX-3.3 include?
It includes overcurrent and overtemperature protection.
9. Can the LM2586SX-3.3 be used in automotive applications?
Yes, it is suitable for automotive electronics such as infotainment systems and ECUs.
10. Is the LM2586SX-3.3 suitable for battery-powered applications?
Yes, its high efficiency makes it ideal for battery-powered applications.
