規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive, Isolation Capable |
| Topology | Buck, Flyback |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 100V |
| Voltage - Output (Min/Fixed) | 2V |
| Voltage - Output (Max) | 92V |
| Current - Output | 1A |
| Frequency - Switching | 50kHz ~ 1MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The LM5161QPWPRQ1 is a highly efficient, automotive-grade DC-DC buck regulator developed by Texas Instruments. It is designed to provide a simple and effective solution for power supply systems in automotive applications. Key features include an input voltage range of 6 V to 100 V, which makes it suitable for a wide variety of automotive power systems.
The device offers a flexible output voltage, adjustable down to 1.215 V, and supports load currents up to 1.5 A. It operates with high efficiency over a wide load range by leveraging its synchronous rectification feature and low quiescent current, making it ideal for applications requiring extended battery life.
Other features include internal compensation, constant on-time control for fast transient response, and a programmable switching frequency. The LM5161QPWPRQ1 also incorporates protection features such as thermal shutdown, cycle-by-cycle current limiting, and undervoltage lockout, ensuring robust performance in challenging environments. Its compact package and integrated features support a simplified design process, making it a versatile choice for automotive power management.
The device offers a flexible output voltage, adjustable down to 1.215 V, and supports load currents up to 1.5 A. It operates with high efficiency over a wide load range by leveraging its synchronous rectification feature and low quiescent current, making it ideal for applications requiring extended battery life.
Other features include internal compensation, constant on-time control for fast transient response, and a programmable switching frequency. The LM5161QPWPRQ1 also incorporates protection features such as thermal shutdown, cycle-by-cycle current limiting, and undervoltage lockout, ensuring robust performance in challenging environments. Its compact package and integrated features support a simplified design process, making it a versatile choice for automotive power management.
Equivalent
The LM5161QPWPRQ1 is a 65 V, 1.5 A synchronous buck converter from Texas Instruments. Equivalent products from other manufacturers include:
1. LTC3639 from Analog Devices: A high voltage 150 mA synchronous buck converter.
2. MIC28512 from Microchip Technology: A 75 V synchronous buck regulator.
3. LTM8027 from Analog Devices: A 60 V, 4 A step-down µModule regulator.
4. MAX17503 from Maxim Integrated: A 60 V, 5 A high-efficiency, synchronous step-down DC-DC converter.
1. LTC3639 from Analog Devices: A high voltage 150 mA synchronous buck converter.
2. MIC28512 from Microchip Technology: A 75 V synchronous buck regulator.
3. LTM8027 from Analog Devices: A 60 V, 4 A step-down µModule regulator.
4. MAX17503 from Maxim Integrated: A 60 V, 5 A high-efficiency, synchronous step-down DC-DC converter.
Features
The LM5161QPWPRQ1 is a high-performance, automotive-grade buck converter IC from Texas Instruments. Key features include:
1. Wide Input Voltage Range: It supports an input range from 4.5V to 65V, making it versatile for various automotive and industrial applications.
2. High Efficiency: The converter delivers high efficiency over a wide load range, crucial for energy-sensitive applications.
3. Adjustable Output Voltage: It allows for the output voltage to be adjusted, providing flexibility in design implementations.
4. Integrated High-Side and Low-Side MOSFETs: This integration reduces the need for external components, simplifying the design and saving space.
5. Low IQ: The device has a low quiescent current, which helps in maximizing battery life in portable applications.
6. Protection Features: It includes various protection mechanisms such as thermal shutdown, current limit protection, and undervoltage lockout, enhancing reliability.
7. AEC-Q100 Qualified: It meets the stringent automotive quality standards, ensuring robust performance in automotive environments.
These features make it suitable for applications like automotive infotainment, telematics, and industrial power supplies.
1. Wide Input Voltage Range: It supports an input range from 4.5V to 65V, making it versatile for various automotive and industrial applications.
2. High Efficiency: The converter delivers high efficiency over a wide load range, crucial for energy-sensitive applications.
3. Adjustable Output Voltage: It allows for the output voltage to be adjusted, providing flexibility in design implementations.
4. Integrated High-Side and Low-Side MOSFETs: This integration reduces the need for external components, simplifying the design and saving space.
5. Low IQ: The device has a low quiescent current, which helps in maximizing battery life in portable applications.
6. Protection Features: It includes various protection mechanisms such as thermal shutdown, current limit protection, and undervoltage lockout, enhancing reliability.
7. AEC-Q100 Qualified: It meets the stringent automotive quality standards, ensuring robust performance in automotive environments.
These features make it suitable for applications like automotive infotainment, telematics, and industrial power supplies.
Pinout
The LM5161QPWPRQ1 is a step-down DC-DC converter with a wide input voltage range. It is designed for automotive applications and is part of Texas Instruments' automotive-qualified product line.
The LM5161QPWPRQ1 comes in a 16-pin HTSSOP (PWP) package. Key features of this converter include:
- Wide input voltage range: It supports an input voltage range typically from 4.5 V to 100 V.
- Output: The device can deliver up to 1.5 A of output current.
- Adjustable output voltage: It allows for an adjustable output voltage using an external resistor divider.
- High efficiency: It is designed for high efficiency across a wide range of loads.
- Robust protection features: It includes features like under-voltage lockout, over-current protection, thermal shutdown, and more.
These combined attributes make it suitable for use in various automotive power management applications, ensuring reliable performance in challenging environments.
The LM5161QPWPRQ1 comes in a 16-pin HTSSOP (PWP) package. Key features of this converter include:
- Wide input voltage range: It supports an input voltage range typically from 4.5 V to 100 V.
- Output: The device can deliver up to 1.5 A of output current.
- Adjustable output voltage: It allows for an adjustable output voltage using an external resistor divider.
- High efficiency: It is designed for high efficiency across a wide range of loads.
- Robust protection features: It includes features like under-voltage lockout, over-current protection, thermal shutdown, and more.
These combined attributes make it suitable for use in various automotive power management applications, ensuring reliable performance in challenging environments.
Manufacturer
The LM5161QPWPRQ1 is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. TI is known for its innovation in the semiconductor industry and provides products for various applications, including automotive, industrial, consumer electronics, and communications. Headquartered in Dallas, Texas, TI is recognized for its focus on research and development, with a strong emphasis on creating efficient and reliable technological solutions.
Application
The LM5161QPWPRQ1 is a DC-DC converter commonly used in automotive applications due to its AEC-Q100 qualification. Its applications include powering automotive infotainment systems, body control modules, and advanced driver-assistance systems (ADAS). The device is suitable for industrial and telecom applications that require wide input voltage ranges and robust performance. Additionally, it is often employed in battery-powered systems and distributed power architectures, offering efficient step-down voltage conversion. Its wide input voltage range and high efficiency make it versatile for various power management needs in harsh environments.
Package
The LM5161QPWPRQ1 is a DC/DC buck converter from Texas Instruments, packaged in a 20-pin HTSSOP (PWP) PowerPAD package. This compact package is designed to provide efficient thermal performance and is suitable for automotive applications.
