規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR) |
| Series | DCS-Control™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.4V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 0.4V |
| Voltage - Output (Max) | 1.675V |
| Current - Output | 4A |
| Frequency - Switching | 2.4MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The TPS628640AYCGR is a high-efficiency, synchronous step-down DC-DC converter produced by Texas Instruments. It is designed to provide a compact solution for power management in various electronic devices and systems. This converter operates with an input voltage range typically between 2.4 V to 5.5 V and delivers an adjustable output voltage, accommodating various application needs.
Key features of the TPS628640AYCGR include a high switching frequency, which allows for the use of smaller external components, enhancing the overall compactness of the design. It also offers a low quiescent current, improving efficiency, especially in low-load scenarios, making it suitable for battery-powered applications.
The device includes advanced protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under various conditions. Its small footprint and high power density make it ideal for use in portable electronics, industrial applications, and other systems requiring efficient power conversion in a limited space. The TPS628640AYCGR is part of the TPS6286x family, providing options tailored to specific power requirements.
Key features of the TPS628640AYCGR include a high switching frequency, which allows for the use of smaller external components, enhancing the overall compactness of the design. It also offers a low quiescent current, improving efficiency, especially in low-load scenarios, making it suitable for battery-powered applications.
The device includes advanced protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under various conditions. Its small footprint and high power density make it ideal for use in portable electronics, industrial applications, and other systems requiring efficient power conversion in a limited space. The TPS628640AYCGR is part of the TPS6286x family, providing options tailored to specific power requirements.
Equivalent
The TPS628640AYCGR is a step-down converter from Texas Instruments. Equivalent products could include:
1. Maxim Integrated's MAX20075, known for similar functionalities.
2. Analog Devices' ADP5301, a high-efficiency buck regulator.
3. Microchip's MCP16311, offering comparable performance.
4. ROHM's BD9E302EFJ, another efficient DC-DC converter.
These alternatives offer similar voltage regulation and efficiency characteristics in compact packages. Always confirm specific requirements such as pin compatibility and electrical specifications before substituting.
1. Maxim Integrated's MAX20075, known for similar functionalities.
2. Analog Devices' ADP5301, a high-efficiency buck regulator.
3. Microchip's MCP16311, offering comparable performance.
4. ROHM's BD9E302EFJ, another efficient DC-DC converter.
These alternatives offer similar voltage regulation and efficiency characteristics in compact packages. Always confirm specific requirements such as pin compatibility and electrical specifications before substituting.
Features
The TPS628640AYCGR is a step-down converter designed by Texas Instruments. Key features of this component include:
1. Input Voltage Range: Operates from 2.4 V to 5.5 V, suitable for various applications.
2. Output Current: Capable of delivering up to 4 A, supporting high-performance demands.
3. Output Voltage: Adjustable output ranging from 0.4 V to 4 V, providing flexibility for different needs.
4. Efficiency: High efficiency of up to 94%, which helps in reducing power loss.
5. Switching Frequency: Operates at a fixed 2.25 MHz, aiding in compact solution size.
6. Quiescent Current: Low quiescent current of 4 µA, making it ideal for battery-powered applications.
7. Thermal Performance: Enhanced thermal management with a DSBGA package.
8. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for reliability.
9. Soft Start: Built-in soft start function to limit inrush current during startup.
These features make it suitable for applications in consumer electronics, communication equipment, and industrial systems requiring efficient power management.
1. Input Voltage Range: Operates from 2.4 V to 5.5 V, suitable for various applications.
2. Output Current: Capable of delivering up to 4 A, supporting high-performance demands.
3. Output Voltage: Adjustable output ranging from 0.4 V to 4 V, providing flexibility for different needs.
4. Efficiency: High efficiency of up to 94%, which helps in reducing power loss.
5. Switching Frequency: Operates at a fixed 2.25 MHz, aiding in compact solution size.
6. Quiescent Current: Low quiescent current of 4 µA, making it ideal for battery-powered applications.
7. Thermal Performance: Enhanced thermal management with a DSBGA package.
8. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for reliability.
9. Soft Start: Built-in soft start function to limit inrush current during startup.
These features make it suitable for applications in consumer electronics, communication equipment, and industrial systems requiring efficient power management.
Pinout
The TPS628640AYCGR is a buck converter IC from Texas Instruments, designed for high-efficiency step-down voltage regulation. It comes in a small, 1.5 mm x 2 mm VQFN-HR package with 10 pins. The key functions and pin assignments are as follows:
1. VIN: Input voltage supply pin.
2. VOUT: Output voltage pin.
3. SW: Switch node pin connected to the inductor.
4. FB: Feedback pin for output voltage regulation.
5. EN: Enable pin to turn the device on or off.
6. PG: Power Good indicator pin.
7. GND: Ground pin for return path.
8. MODE/SYNC: Mode selection pin for PFM/PWM operation and external clock synchronization.
9. SS/TR: Soft start and tracking pin.
10. AGND: Analog ground pin.
This configuration allows it to efficiently convert higher input voltages down to a lower, regulated output voltage, suitable for various applications requiring compact and efficient power management solutions.
1. VIN: Input voltage supply pin.
2. VOUT: Output voltage pin.
3. SW: Switch node pin connected to the inductor.
4. FB: Feedback pin for output voltage regulation.
5. EN: Enable pin to turn the device on or off.
6. PG: Power Good indicator pin.
7. GND: Ground pin for return path.
8. MODE/SYNC: Mode selection pin for PFM/PWM operation and external clock synchronization.
9. SS/TR: Soft start and tracking pin.
10. AGND: Analog ground pin.
This configuration allows it to efficiently convert higher input voltages down to a lower, regulated output voltage, suitable for various applications requiring compact and efficient power management solutions.
Manufacturer
The TPS628640AYCGR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company headquartered in Dallas, Texas. It is one of the world's largest manufacturers of semiconductors and integrated circuits, focusing on developing analog chips and embedded processors. The company serves a wide range of markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is known for innovation and for providing high-quality components that are integral to modern electronic devices.
Application
The TPS628640AYCGR is a high-efficiency, step-down converter designed for applications requiring compact size and low power consumption. Its primary application areas include:
1. Consumer Electronics: Ideal for smartphones, tablets, and wearable devices due to its efficiency and small footprint.
2. Industrial Equipment: Used in control systems and sensors for its reliability and performance.
3. Telecommunications: Supports infrastructure and communication devices by providing stable power supply.
4. Automotive Systems: Suitable for infotainment systems, ADAS, and other electronic components in vehicles.
5. IoT Devices: Powers connected devices efficiently, making it suitable for smart home and industrial IoT applications.
These applications benefit from the device's low quiescent current and high switching frequency.
1. Consumer Electronics: Ideal for smartphones, tablets, and wearable devices due to its efficiency and small footprint.
2. Industrial Equipment: Used in control systems and sensors for its reliability and performance.
3. Telecommunications: Supports infrastructure and communication devices by providing stable power supply.
4. Automotive Systems: Suitable for infotainment systems, ADAS, and other electronic components in vehicles.
5. IoT Devices: Powers connected devices efficiently, making it suitable for smart home and industrial IoT applications.
These applications benefit from the device's low quiescent current and high switching frequency.
Package
The TPS628640AYCGR is a DC-DC step-down converter from Texas Instruments, offered in a small, 1.5mm x 1.5mm, 6-pin SOT-563 package. This compact package is ideal for applications requiring efficient power management in space-constrained environments.
