規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 23V |
| Voltage - Output (Min/Fixed) | 0.923V |
| Voltage - Output (Max) | 20V |
| Current - Output | 2A |
| Frequency - Switching | 340kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The RT8284NGS is a step-down (buck) DC-DC converter designed for efficient power regulation in electronic circuits. It is commonly used to convert a higher input voltage to a lower output voltage while maintaining high efficiency, which is essential for battery-powered devices and applications requiring stable power supply. The device operates with a fixed switching frequency, typically offering fast transient response and reduced component size, which is advantageous for compact designs.
Key features of the RT8284NGS include internal compensation, current-mode operation, and protection mechanisms such as over-current protection (OCP) and thermal shutdown, ensuring safety and reliability. It often comes in a small package, making it suitable for space-constrained applications. The converter can support a wide input voltage range and delivers a stable output, which is crucial for sensitive electronics.
Overall, the RT8284NGS is valued for its compact design, efficiency, and robust performance in delivering stable power to various electronic components. It is frequently utilized in consumer electronics, telecommunications, and industrial applications.
Key features of the RT8284NGS include internal compensation, current-mode operation, and protection mechanisms such as over-current protection (OCP) and thermal shutdown, ensuring safety and reliability. It often comes in a small package, making it suitable for space-constrained applications. The converter can support a wide input voltage range and delivers a stable output, which is crucial for sensitive electronics.
Overall, the RT8284NGS is valued for its compact design, efficiency, and robust performance in delivering stable power to various electronic components. It is frequently utilized in consumer electronics, telecommunications, and industrial applications.
Equivalent
The RT8284NGS is a step-down (buck) converter from Richtek. Equivalent products include the LM2596 from Texas Instruments, MP1584 from Monolithic Power Systems, and the XL4015 from XLSEMI. These alternatives offer similar functionalities such as adjustable output voltage, built-in switching regulators, and thermal shutdown protection, but specifications like input voltage range and output current capacity may vary, so it's important to verify compatibility with your specific application requirements.
Features
The RT8284NGS is a high-performance, synchronous step-down converter designed for efficient power management in electronic devices. Key features include:
1. Input Voltage Range: It supports a wide input voltage range, typically from 4.5V to 24V, making it versatile for various power sources.
2. Output Voltage: The converter can deliver an adjustable output voltage as low as 0.8V, providing flexibility for different applications.
3. Output Current: It is capable of delivering up to 4A of continuous output current, suitable for powering a range of loads.
4. Efficiency: High efficiency up to 95% is achieved through synchronous rectification, which minimizes power loss and heat generation.
5. Switching Frequency: The device operates at a programmable switching frequency, typically up to 1.5MHz, allowing for compact, low-profile inductor and capacitor selection.
6. Protection Features: It includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe and reliable operation.
7. Soft-Start Functionality: Integrated soft-start reduces inrush current during startup, enhancing system stability.
These features make the RT8284NGS suitable for applications in consumer electronics, industrial equipment, and communication devices.
1. Input Voltage Range: It supports a wide input voltage range, typically from 4.5V to 24V, making it versatile for various power sources.
2. Output Voltage: The converter can deliver an adjustable output voltage as low as 0.8V, providing flexibility for different applications.
3. Output Current: It is capable of delivering up to 4A of continuous output current, suitable for powering a range of loads.
4. Efficiency: High efficiency up to 95% is achieved through synchronous rectification, which minimizes power loss and heat generation.
5. Switching Frequency: The device operates at a programmable switching frequency, typically up to 1.5MHz, allowing for compact, low-profile inductor and capacitor selection.
6. Protection Features: It includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe and reliable operation.
7. Soft-Start Functionality: Integrated soft-start reduces inrush current during startup, enhancing system stability.
These features make the RT8284NGS suitable for applications in consumer electronics, industrial equipment, and communication devices.
Manufacturer
The RT8284NGS is manufactured by Richtek Technology Corporation. Richtek is a Taiwanese company that specializes in the design and production of analog integrated circuits. Their product portfolio includes power management ICs, LED driver ICs, battery management ICs, and other analog semiconductor products. Richtek serves various industries, including consumer electronics, communications, computing, and industrial applications, providing solutions that enhance power efficiency and performance.
Application
The RT8284NGS is a step-down switching regulator, typically used in applications requiring efficient voltage conversion and regulation. Key application areas include:
1. Consumer Electronics: Power management for devices like smartphones, tablets, and laptops.
2. Industrial Electronics: Power supply for industrial controllers, sensors, and instrumentation.
3. Communication Equipment: Voltage regulation in networking devices and telecom systems.
4. Automotive Systems: Used in automotive power management for infotainment and navigation systems.
5. Computer Peripherals: Powering components such as SSDs, graphics cards, and other peripheral devices.
These applications benefit from its high efficiency, compact size, and reliable performance.
1. Consumer Electronics: Power management for devices like smartphones, tablets, and laptops.
2. Industrial Electronics: Power supply for industrial controllers, sensors, and instrumentation.
3. Communication Equipment: Voltage regulation in networking devices and telecom systems.
4. Automotive Systems: Used in automotive power management for infotainment and navigation systems.
5. Computer Peripherals: Powering components such as SSDs, graphics cards, and other peripheral devices.
These applications benefit from its high efficiency, compact size, and reliable performance.
Package
The RT8284NGS is a SOT-23-6 package type. This is a small, surface-mount package commonly used in electronic devices for compactness and efficient thermal performance.
