Description
LMR14020SSQDDARQ1: A High-Efficiency, Switching Regulator
The LMR14020SSQDDARQ1 is a part of the SIMPLE SWITCHER series by Texas Instruments, designed to offer high efficiency and a wide range of input voltages. This synchronous step-down (buck) converter is capable of delivering 2A of continuous output current. Its features make it an ideal choice for a variety of applications, including point-of-load regulation from 5V or 12V power rails, automotive systems, and more.
Key Features
- Ultra-Small 2x2mm QFN Package: Offers a compact form factor for space-constrained applications.
- Wide Input Voltage Range: Supports input voltages from 4V to 36V, making it versatile for various power sources.
- High Efficiency: Switching frequency is internally set to 2.1MHz, though it can be adjusted using an external resistor, allowing for optimization based on application requirements.
- Low Standby Current: Less than 1µA, ensuring minimal power consumption when not in active operation.
- Output Voltage: Adjustable down to 0.8V, providing flexibility in powering a range of devices or systems.
- Internally Compensated Over Current Protection: Prevents excessive current draw and reduces the risk of component failure.
Applications
- Point-of-Load Power Regulation: Effective for converting power from a 5V or 12V bus to lower voltages in systems requiring local power conversion.
- Automotive Infotainment and Body Control: Suitable for applications that require a stable power supply over a range of input voltages.
- Industrial Controls and Robotics: Offers reliable power conversion for devices in harsh environments.
- Consumer Electronics: Can be used in a variety of consumer electronics devices where efficient power management is crucial.
Technical Specifications
- Input Voltage Range: 4V to 36V
- Output Voltage Range: Adjustable down to 0.8V
- Switching Frequency: Internally set to 2.1MHz, externally adjustable
- Maximum Output Current: 2A
- Standby Current: Less than 1µA
- Operating Temperature Range: -40°C to +125°C