Overview
The LM5009MMX/NOPB is a high-efficiency, wide input voltage range DC-DC converter produced by Texas Instruments (formerly National Semiconductor). This step-down (buck) regulator is designed to operate over a broad input voltage range of 9.5V to 95V and can deliver an adjustable output voltage from 2.5V to 85V. The device is packaged in an 8-pin VSSOP (Very Thin Small Outline Package) and is suitable for surface mount applications. It features a constant on-time control architecture, which provides excellent line and load regulation. The LM5009MMX/NOPB is RoHS compliant and supports automotive operating temperature ranges from -40°C to 125°C, making it a versatile choice for various industrial and automotive applications.
Key Specifications
| DC to DC Converter Type | Step Down |
|---|---|
| Efficiency | 93% |
| Input Voltage | 9.5V to 95V |
| Input Voltage (Min) | 9.5V |
| Mounting | Surface Mount |
| Number of Outputs | 1 |
| Operating Temp Range | -40°C to 125°C |
| Operating Temperature Classification | Automotive |
| Output Current | 0.15A |
| Output Type | Adjustable |
| Output Voltage | 2.5V to 85V |
| Package Type | VSSOP |
| Packaging | Tape and Reel |
| Pin Count | 8 |
| Rad Hardened | No |
| Switching Freq | 600 KHz |
| Switching Regulator | Yes |
Key Features
- Wide Input Voltage Range: Operates from 9.5V to 95V, making it suitable for a variety of power supply applications.
- Adjustable Output Voltage: Output voltage can be adjusted from 2.5V to 85V.
- High Efficiency: Achieves up to 93% efficiency, reducing heat and improving overall system performance.
- Constant On-Time Control: Provides excellent line and load regulation.
- Automotive Operating Temperature Range: Operates from -40°C to 125°C, suitable for harsh automotive environments.
- RoHS Compliant: Lead-free and compliant with RoHS regulations.
- Surface Mount Package: Packaged in an 8-pin VSSOP for easy integration into surface mount PCBs.
Applications
- Automotive Systems: Suitable for various automotive applications due to its wide input voltage range and automotive-grade operating temperature.
- Industrial Power Supplies: Ideal for industrial power supply designs requiring high efficiency and reliability.
- Telecommunications: Can be used in telecommunications equipment where a stable and efficient power supply is crucial.
- Consumer Electronics: Applicable in consumer electronics that require a compact, high-efficiency power solution.
Q & A
- What is the input voltage range of the LM5009MMX/NOPB?
The input voltage range is from 9.5V to 95V.
- What is the adjustable output voltage range of the LM5009MMX/NOPB?
The output voltage can be adjusted from 2.5V to 85V.
- What is the efficiency of the LM5009MMX/NOPB?
The device achieves up to 93% efficiency.
- What is the operating temperature range of the LM5009MMX/NOPB?
The operating temperature range is from -40°C to 125°C.
- Is the LM5009MMX/NOPB RoHS compliant?
Yes, the device is RoHS compliant and lead-free.
- What is the package type of the LM5009MMX/NOPB?
The device is packaged in an 8-pin VSSOP.
- What is the switching frequency of the LM5009MMX/NOPB?
The switching frequency is 600 KHz.
- Is the LM5009MMX/NOPB rad hardened?
No, the device is not rad hardened.
- What is the typical output current of the LM5009MMX/NOPB?
The typical output current is 0.15A.
- What are some common applications of the LM5009MMX/NOPB?
Common applications include automotive systems, industrial power supplies, telecommunications, and consumer electronics.
