Спецификации
| Атрибут | Ценность |
| Package / Case | Tape & Reel (TR) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.7V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 3A |
| Frequency - Switching | 1.8MHz ~ 4MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Обзор
Description
The TPS628503QDRLRQ1 is a high-efficiency, step-down (buck) converter from Texas Instruments, designed for automotive applications. Part of the TPS6285x-Q1 family, this device offers a compact and efficient solution for power management in automotive systems. It operates with an input voltage range from 2.4V to 5.5V and delivers up to 3A of continuous output current.
Key features of the TPS628503QDRLRQ1 include low quiescent current, excellent transient response, and high efficiency over a wide load range, making it ideal for battery-powered applications. It supports a fixed output voltage or an adjustable output through external resistors. The device incorporates various protection features such as output short-circuit protection, thermal shutdown, and undervoltage lockout to ensure reliable operation in harsh automotive environments.
The chip is packaged in a small, 2mm x 2mm QFN, making it suitable for space-constrained designs. Its automotive-grade qualification ensures that it meets the rigorous standards required for use in vehicles, enhancing its reliability and performance in critical applications.
Key features of the TPS628503QDRLRQ1 include low quiescent current, excellent transient response, and high efficiency over a wide load range, making it ideal for battery-powered applications. It supports a fixed output voltage or an adjustable output through external resistors. The device incorporates various protection features such as output short-circuit protection, thermal shutdown, and undervoltage lockout to ensure reliable operation in harsh automotive environments.
The chip is packaged in a small, 2mm x 2mm QFN, making it suitable for space-constrained designs. Its automotive-grade qualification ensures that it meets the rigorous standards required for use in vehicles, enhancing its reliability and performance in critical applications.
Equivalent
The TPS628503QDRLRQ1 is a high-efficiency, step-down converter from Texas Instruments. Equivalent products can include:
1. Maxim Integrated: MAX77596
2. Analog Devices: ADP5301
3. Microchip Technology: MCP16311
4. NXP Semiconductors: PF1500
5. STMicroelectronics: L6981
These alternatives offer similar functionalities like high efficiency, low quiescent current, and step-down conversion, but specific features and performance may vary. Always compare datasheets to ensure compatibility with your application.
1. Maxim Integrated: MAX77596
2. Analog Devices: ADP5301
3. Microchip Technology: MCP16311
4. NXP Semiconductors: PF1500
5. STMicroelectronics: L6981
These alternatives offer similar functionalities like high efficiency, low quiescent current, and step-down conversion, but specific features and performance may vary. Always compare datasheets to ensure compatibility with your application.
Features
The TPS628503QDRLRQ1 is a high-efficiency, step-down (buck) DC-DC converter from Texas Instruments, designed for automotive applications. Key features include:
1. Wide Input Voltage Range: It operates from 3 V to 16 V, making it suitable for a variety of automotive power systems.
2. Output Current: It delivers up to 3 A of continuous output current.
3. Efficiency: High efficiency of up to 95%, minimizing power loss.
4. Switching Frequency: Adjustable switching frequency from 1.8 MHz to 4 MHz, which supports small external components and minimizes solution size.
5. Low Quiescent Current: With a quiescent current of 4 µA, it is optimized for low power consumption in standby modes.
6. Soft Start: Integrated soft start to minimize inrush current during startup.
7. Protection Features: Includes thermal shutdown, overcurrent protection, and output discharge.
8. Automotive Qualified: Complies with AEC-Q100 Grade 1, ensuring reliability in automotive environments.
9. Compact Package: Offered in a 9-pin VSON package, optimizing PCB space.
These features make it ideal for automotive systems requiring efficient power conversion with robust protection mechanisms.
1. Wide Input Voltage Range: It operates from 3 V to 16 V, making it suitable for a variety of automotive power systems.
2. Output Current: It delivers up to 3 A of continuous output current.
3. Efficiency: High efficiency of up to 95%, minimizing power loss.
4. Switching Frequency: Adjustable switching frequency from 1.8 MHz to 4 MHz, which supports small external components and minimizes solution size.
5. Low Quiescent Current: With a quiescent current of 4 µA, it is optimized for low power consumption in standby modes.
6. Soft Start: Integrated soft start to minimize inrush current during startup.
7. Protection Features: Includes thermal shutdown, overcurrent protection, and output discharge.
8. Automotive Qualified: Complies with AEC-Q100 Grade 1, ensuring reliability in automotive environments.
9. Compact Package: Offered in a 9-pin VSON package, optimizing PCB space.
These features make it ideal for automotive systems requiring efficient power conversion with robust protection mechanisms.
Pinout
The TPS628503QDRLRQ1 is a 4-pin synchronous step-down converter. It is designed for automotive applications with a wide input voltage range and low quiescent current. The primary function of this device is to efficiently convert a higher input voltage to a stable, lower output voltage, suitable for powering various electronic components in a vehicle.
Key features include:
- Wide input voltage range: 3 V to 16 V
- Adjustable output voltage
- High efficiency through synchronous rectification
- Low quiescent current for improved battery life
- Small solution size suitable for space-constrained applications
These characteristics make the TPS628503QDRLRQ1 ideal for automotive power applications, where reliability and efficiency are critical.
Key features include:
- Wide input voltage range: 3 V to 16 V
- Adjustable output voltage
- High efficiency through synchronous rectification
- Low quiescent current for improved battery life
- Small solution size suitable for space-constrained applications
These characteristics make the TPS628503QDRLRQ1 ideal for automotive power applications, where reliability and efficiency are critical.
Manufacturer
The TPS628503QDRLRQ1 is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits, microcontrollers, and analog devices. The company is known for its innovation in the electronics industry and serves various markets, including automotive, industrial, consumer electronics, and communications.
Application
The TPS628503QDRLRQ1 is a highly efficient step-down converter, specifically designed for automotive applications. Key application areas include automotive infotainment systems, advanced driver-assistance systems (ADAS), body control modules, and other in-vehicle electronic systems. Its compact size and high efficiency make it suitable for space-constrained environments where reliable power conversion is crucial. Additionally, it's qualified for automotive standards, ensuring robustness and performance under extreme conditions.
Package
The TPS628503QDRLRQ1 is a high-efficiency step-down converter from Texas Instruments. It comes in a 6-pin WSON package, also known as DRL package, which is compact and suitable for space-constrained applications. This package type is designed for automotive and other high-reliability applications, meeting specific quality and performance standards.
