仕様
| 属性 | 値 |
| 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 | 2 |
| Voltage - Input (Min) | 2.4V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 6A |
| Frequency - Switching | 2.2MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
The TPS62480RNCR is a high-efficiency, dual step-down DC-DC converter from Texas Instruments. It is designed for applications requiring efficient power management, such as portable electronics, industrial equipment, and communication devices. This converter supports a wide input voltage range and offers two independently adjustable output voltages, making it versatile for different circuit requirements.
Key features include a low quiescent current, high-speed transient response, and advanced protection mechanisms like overcurrent and thermal shutdown. The device utilizes a fixed frequency, peak current-mode control architecture, which enhances efficiency and simplifies design. Its compact size and integrated components reduce the need for external parts, aiding in minimizing PCB footprint and cost.
The TPS62480RNCR is typically housed in a small QFN package, making it suitable for space-constrained applications. Additionally, it includes features like soft-start control, power-good indicators, and synchronous rectification to improve performance across a variety of operating conditions. Its ability to deliver high efficiency at light and heavy loads makes it an ideal choice for modern power supply designs.
Key features include a low quiescent current, high-speed transient response, and advanced protection mechanisms like overcurrent and thermal shutdown. The device utilizes a fixed frequency, peak current-mode control architecture, which enhances efficiency and simplifies design. Its compact size and integrated components reduce the need for external parts, aiding in minimizing PCB footprint and cost.
The TPS62480RNCR is typically housed in a small QFN package, making it suitable for space-constrained applications. Additionally, it includes features like soft-start control, power-good indicators, and synchronous rectification to improve performance across a variety of operating conditions. Its ability to deliver high efficiency at light and heavy loads makes it an ideal choice for modern power supply designs.
Equivalent
The TPS62480RNCR is a dual step-down converter from Texas Instruments. Equivalent products may include:
1. MAX77596 - from Maxim Integrated
2. LTM4622 - from Analog Devices
3. LTC3605 - from Analog Devices
4. MIC3680 - from Microchip Technology
5. MPQ2179 - from Monolithic Power Systems
It's important to verify the specifications and performance requirements as these alternatives may offer different features or efficiencies.
1. MAX77596 - from Maxim Integrated
2. LTM4622 - from Analog Devices
3. LTC3605 - from Analog Devices
4. MIC3680 - from Microchip Technology
5. MPQ2179 - from Monolithic Power Systems
It's important to verify the specifications and performance requirements as these alternatives may offer different features or efficiencies.
Features
The TPS62480RNCR is a high-efficiency, dual-channel, step-down converter designed for portable and low-power applications. Key features include:
1. Wide Input Voltage Range: Supports 2.5 V to 6 V, suitable for single-cell Li-ion batteries and other power sources.
2. Output Voltage: Provides adjustable output voltages ranging from 0.6 V to 4 V.
3. High Efficiency: Offers up to 90% efficiency, optimizing battery life and reducing thermal stress.
4. High Switching Frequency: Operates at 2.5 MHz, allowing for the use of small inductors and capacitors.
5. Output Current: Supports up to 3 A continuous output current per channel.
6. Low Quiescent Current: Features a low quiescent current of 25 µA, ideal for battery-powered applications.
7. Power Save Mode: Includes a power save mode for improved efficiency at light loads.
8. Soft-Start and Power Good: Features soft-start control and power good output for precise sequencing and control.
9. Protection Features: Includes overcurrent, over-temperature protection, and short-circuit protection.
These features make the TPS62480RNCR suitable for applications requiring efficient power conversion with compact design, such as smartphones, tablets, and other portable devices.
1. Wide Input Voltage Range: Supports 2.5 V to 6 V, suitable for single-cell Li-ion batteries and other power sources.
2. Output Voltage: Provides adjustable output voltages ranging from 0.6 V to 4 V.
3. High Efficiency: Offers up to 90% efficiency, optimizing battery life and reducing thermal stress.
4. High Switching Frequency: Operates at 2.5 MHz, allowing for the use of small inductors and capacitors.
5. Output Current: Supports up to 3 A continuous output current per channel.
6. Low Quiescent Current: Features a low quiescent current of 25 µA, ideal for battery-powered applications.
7. Power Save Mode: Includes a power save mode for improved efficiency at light loads.
8. Soft-Start and Power Good: Features soft-start control and power good output for precise sequencing and control.
9. Protection Features: Includes overcurrent, over-temperature protection, and short-circuit protection.
These features make the TPS62480RNCR suitable for applications requiring efficient power conversion with compact design, such as smartphones, tablets, and other portable devices.
Pinout
The TPS62480RNCR is a dual-output, synchronous step-down DC-DC converter designed by Texas Instruments. It is available in a 20-pin VQFN package. The primary function of this device is to convert a higher input voltage to lower output voltages with high efficiency. This converter is particularly suited for applications in portable and battery-powered devices as it offers high-performance power regulation with minimal power loss.
Key features include:
- Input voltage range: 2.5 V to 6.0 V
- Output voltage range: 0.6 V to 5.5 V
- High efficiency at light and heavy loads
- Integrated power FETs for synchronous rectification
- Adjustable switching frequency
The TPS62480RNCR is equipped with features such as soft-start, power-good indication, and thermal shutdown. It is designed for easy integration into various systems, providing reliable power supply solutions with its compact footprint.
For detailed pin configuration and functionality, refer to the specific datasheet provided by Texas Instruments, which gives comprehensive information about each pin and its respective function.
Key features include:
- Input voltage range: 2.5 V to 6.0 V
- Output voltage range: 0.6 V to 5.5 V
- High efficiency at light and heavy loads
- Integrated power FETs for synchronous rectification
- Adjustable switching frequency
The TPS62480RNCR is equipped with features such as soft-start, power-good indication, and thermal shutdown. It is designed for easy integration into various systems, providing reliable power supply solutions with its compact footprint.
For detailed pin configuration and functionality, refer to the specific datasheet provided by Texas Instruments, which gives comprehensive information about each pin and its respective function.
Manufacturer
The TPS62480RNCR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs, manufactures, and sells a wide range of integrated circuits for various electronic applications. The company is known for its development of analog chips and embedded processors, which are used in numerous industries, including automotive, industrial, personal electronics, communications, and enterprise systems. TI is recognized for its innovation in the electronics sector and its substantial contribution to advancing technology.
Application
The TPS62480RNCR is a dual step-down converter from Texas Instruments, designed for high-efficiency power management in various applications. It is commonly used in areas such as portable electronics, industrial equipment, and communication devices. Key application areas include power supply for microcontrollers, FPGAs, and DSPs. It's optimal for battery-powered devices due to its low quiescent current and high efficiency at light loads. The integrated power solution supports a wide input voltage range, making it suitable for use in consumer electronics, wearable devices, and Internet of Things (IoT) applications, where efficient power conversion and compact design are critical.
Package
The TPS62480RNCR is a step-down converter from Texas Instruments, packaged in a VQFN (Very Thin Quad Flat No-Lead) format. Specifically, it has a 16-pin configuration with a 3mm x 3mm size. The VQFN package offers a compact and efficient solution for power management in various applications.
