Overview
The MP3426DL-LF-Z is a highly integrated LED driver IC produced by Monolithic Power Systems (MPS). It functions as a high-efficiency step-down converter with internal power MOSFETs, making it suitable for various applications including portable devices, LED lighting, and industrial equipment. The device is designed to operate within a wide input voltage range of 4.2V to 36V and can deliver up to 2A of continuous output current. It also includes built-in protection features such as over-current, over-voltage, and thermal shutdown, ensuring robust and reliable operation.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Monolithic Power Systems Inc. |
| Part Number | MP3426DL-LF-Z |
| Topology | Boost/Step-Up |
| Output Type | Adjustable |
| Input Voltage Range | 3.2V to 22V (operational), 4.2V to 36V (functional) |
| Output Current | Up to 2A continuous |
| Operating Temperature Range | -40°C to +85°C |
| Quiescent Current | 650 μA |
| Package Type | 14-VFDFN Exposed Pad |
| Pin Count | 14 |
Key Features
- High-efficiency step-down converter with integrated power MOSFETs
- Wide input voltage range: 4.2V to 36V
- Delivers up to 2A of continuous output current
- Built-in over-current, over-voltage, and thermal shutdown protection features
- Available in a compact QFN package
- High efficiency, low noise operation
Applications
The MP3426DL-LF-Z is commonly used in various applications, including:
- Portable devices such as smartphones, tablets, and power banks for converting power from a USB input to charge batteries.
- LED lighting applications for power management and dimming control.
- Industrial equipment and consumer electronics for voltage regulation and power distribution.
Q & A
- What is the primary function of the MP3426DL-LF-Z?
The MP3426DL-LF-Z is a high-efficiency step-down converter with internal power MOSFETs. - What is the input voltage range of the MP3426DL-LF-Z?
The input voltage range is 4.2V to 36V. - What is the maximum continuous output current of the MP3426DL-LF-Z?
The device can deliver up to 2A of continuous output current. - What protection features are built into the MP3426DL-LF-Z?
The device includes over-current, over-voltage, and thermal shutdown protection features. - In what type of package is the MP3426DL-LF-Z available?
The MP3426DL-LF-Z is available in a 14-VFDFN Exposed Pad package. - What are some common applications of the MP3426DL-LF-Z?
It is used in portable devices, LED lighting, industrial equipment, and consumer electronics. - What is the operating temperature range of the MP3426DL-LF-Z?
The operating temperature range is -40°C to +85°C. - What is the quiescent current of the MP3426DL-LF-Z?
The quiescent current is 650 μA. - How many pins does the MP3426DL-LF-Z have?
The device has 14 pins. - Who is the manufacturer of the MP3426DL-LF-Z?
The manufacturer is Monolithic Power Systems Inc. (MPS).
