Overview
The MPQ2483ADQ-AEC1-LF-Z is a high-performance LED driver IC produced by Monolithic Power Systems Inc. This component is designed to operate in either buck or buck-boost modes, making it versatile for various LED lighting applications. It features a wide operating input range and advanced dimming capabilities, making it suitable for a broad range of lighting systems.
Key Specifications
| Parameter | Value |
|---|---|
| Maximum Peak Current | 2.5A |
| Operating Input Range | 4.5V to 55V |
| Internal Power MOSFET Switch | 0.28Ω |
| Dimming Methods | Analog and PWM |
| Reference Voltage | 0.198V |
| Shutdown Mode Current | 5µA |
| Package Type | 10-VFDFN Exposed Pad |
Key Features
- Operates in buck or buck-boost modes, allowing for step-down or inverting step-up and step-down applications.
- Wide operating input range of 4.5V to 55V.
- High efficiency with a low internal power MOSFET switch resistance of 0.28Ω.
- Supports both analog and PWM dimming for flexible lighting control.
- Low shutdown mode current of 5µA to minimize power consumption when not in use.
- Stable operation with low ESR capacitors.
Applications
The MPQ2483ADQ-AEC1-LF-Z is suitable for a variety of LED lighting applications, including but not limited to:
- General lighting systems requiring high efficiency and flexible dimming options.
- Automotive lighting systems due to its wide input voltage range and robust performance.
- Industrial lighting where reliability and efficiency are critical.
- Consumer electronics such as LED TVs, monitors, and other display devices.
Q & A
- What is the maximum peak current of the MPQ2483ADQ-AEC1-LF-Z?
The maximum peak current is 2.5A. - What are the operating modes of the MPQ2483ADQ-AEC1-LF-Z?
The component operates in either buck or buck-boost modes. - What is the operating input voltage range of the MPQ2483ADQ-AEC1-LF-Z?
The operating input voltage range is from 4.5V to 55V. - What dimming methods are supported by the MPQ2483ADQ-AEC1-LF-Z?
The component supports both analog and PWM dimming. - What is the internal power MOSFET switch resistance of the MPQ2483ADQ-AEC1-LF-Z?
The internal power MOSFET switch resistance is 0.28Ω. - What is the reference voltage of the MPQ2483ADQ-AEC1-LF-Z?
The reference voltage is 0.198V. - How much current does the MPQ2483ADQ-AEC1-LF-Z consume in shutdown mode?
The shutdown mode current is 5µA. - What type of package does the MPQ2483ADQ-AEC1-LF-Z come in?
The component comes in a 10-VFDFN Exposed Pad package. - Is the MPQ2483ADQ-AEC1-LF-Z stable with low ESR capacitors?
Yes, it is stable with low ESR capacitors. - What are some typical applications of the MPQ2483ADQ-AEC1-LF-Z?
Typical applications include general lighting systems, automotive lighting, industrial lighting, and consumer electronics such as LED TVs and monitors.
