Overview
The LM2586SX-3.3/NOPB is a multi-configuration switching regulator IC from Texas Instruments, part of the SIMPLE SWITCHER® series. Designed for efficiency and versatility, it supports boost, flyback, and forward converter topologies. This product is ideal for applications requiring a fixed 3.3V output with high current capabilities, making it suitable for industrial, automotive, and consumer electronics. Its compact TO-263-7 package ensures ease of integration into space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Series | SIMPLE SWITCHER® | - | - |
| Function | Boost, Flyback, Forward Converter | - | - |
| Output Configuration | Positive | - | - |
| Output Type | Fixed | - | - |
| Output Number | 1 | - | - |
| Input Voltage (Min) | 4 | V | - |
| Input Voltage (Max) | 40 | V | - |
| Output Voltage (Min/Fixed) | 3.3 | V | - |
| Output Current | 3 | A (Switch) | - |
| Switching Frequency | 100k ~ 200k | Hz | - |
| Synchronous Rectifier | No | - | - |
| Operating Temperature | -40 ~ 125 | °C | (TJ) |
| Mounting Type | Surface Mount | - | - |
| Package/Case | TO-263-8, D²Pak(7 Leads + Tab), TO-263CA | - | - |
| Supplier Device Package | DDPAK/TO-263-7 | - | - |
| Standard Package | 500 | - | - |
Key Features
- Supports boost, flyback, and forward converter topologies for versatile applications.
- Fixed 3.3V output with a high switch current of 3A.
- Wide input voltage range from 4V to 40V, suitable for various power sources.
- Compact TO-263-7 package for space-efficient designs.
- Operating temperature range of -40°C to 125°C ensures reliability in harsh environments.
Applications
The LM2586SX-3.3/NOPB is widely used in industrial automation, automotive electronics, and consumer electronics. Its ability to handle high current and wide input voltage ranges makes it ideal for power supply designs in these sectors. Specific applications include battery-powered devices, LED drivers, and DC-DC converters.
Q & A
1. What is the output voltage of the LM2586SX-3.3/NOPB?
The output voltage is fixed at 3.3V.
2. What is the maximum input voltage supported?
The maximum input voltage is 40V.
3. What is the switch current rating?
The switch current rating is 3A.
4. What topologies does this IC support?
It supports boost, flyback, and forward converter topologies.
5. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
6. Is this IC suitable for automotive applications?
Yes, its wide input voltage range and robust design make it suitable for automotive electronics.
7. What is the switching frequency range?
The switching frequency ranges from 100kHz to 200kHz.
8. Does it include a synchronous rectifier?
No, it does not include a synchronous rectifier.
9. What is the package type?
The package type is TO-263-7, also known as DDPAK/TO-263-7.
10. Is this IC available in tape and reel packaging?
Yes, it is available in tape and reel packaging with a standard quantity of 500 units per reel.
