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LM5164QDDARQ1
+Lista de MateriaisPOWER MANAGEMENT
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FabricanteTexas Instruments
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Peça do Fabricante #LM5164QDDARQ1
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 6V |
| Voltage-Input(Max) | 100V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 100V |
| Current-Output | 1A |
| Frequency-Switching | Up to 1MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Visão Geral
Description
The LM5164QDDARQ1 is a highly efficient, automotive-grade DC-DC buck converter from Texas Instruments. It is designed for step-down applications, converting a higher input voltage to a lower output voltage in a compact form factor. This device is part of the AEC-Q100 qualified family, ensuring reliability in automotive environments.
Key features include an input voltage range of 6V to 100V, making it suitable for a variety of applications, including industrial and automotive systems. It can deliver up to 1A of continuous output current, with a high efficiency of up to 92%, depending on the operating conditions. The LM5164QDDARQ1 operates at a fixed switching frequency of 300 kHz, which helps reduce the size of external components.
Additional features include integrated high-side and low-side MOSFETs, thermal shutdown protection, and current limiting. Its wide input range and robust design make it ideal for battery-powered systems, power supply regulation, and distributed power architectures. The device is available in a thermally enhanced SOIC package, supporting efficient heat dissipation in high-temperature environments.
Key features include an input voltage range of 6V to 100V, making it suitable for a variety of applications, including industrial and automotive systems. It can deliver up to 1A of continuous output current, with a high efficiency of up to 92%, depending on the operating conditions. The LM5164QDDARQ1 operates at a fixed switching frequency of 300 kHz, which helps reduce the size of external components.
Additional features include integrated high-side and low-side MOSFETs, thermal shutdown protection, and current limiting. Its wide input range and robust design make it ideal for battery-powered systems, power supply regulation, and distributed power architectures. The device is available in a thermally enhanced SOIC package, supporting efficient heat dissipation in high-temperature environments.
Equivalent
The LM5164QDDARQ1 is a DC-DC buck converter from Texas Instruments. Equivalent products include:
1. LTC3892 from Analog Devices
2. TPS54360-Q1 from Texas Instruments
3. LM5576 from Texas Instruments
4. MAX17504 from Maxim Integrated
5. MP4560 from Monolithic Power Systems
These devices offer similar step-down conversion capabilities with varying specifications. Always check datasheets for compatibility with specific application requirements.
1. LTC3892 from Analog Devices
2. TPS54360-Q1 from Texas Instruments
3. LM5576 from Texas Instruments
4. MAX17504 from Maxim Integrated
5. MP4560 from Monolithic Power Systems
These devices offer similar step-down conversion capabilities with varying specifications. Always check datasheets for compatibility with specific application requirements.
Features
The LM5164QDDARQ1 is a synchronous buck DC-DC converter designed for automotive applications. Key features include:
1. Wide Input Voltage Range: Supports 6 V to 100 V, making it suitable for a broad range of applications.
2. Output Current: Capable of delivering up to 1 A of output current.
3. High Efficiency: Achieves high efficiency across different load conditions due to its synchronous rectification.
4. Adjustable Switching Frequency: The switching frequency can be set from 100 kHz to 1 MHz, allowing for optimization between efficiency and component size.
5. Low Power Mode: Features a low standby current of 10 µA, enhancing energy efficiency in low-power states.
6. Protection Features: Includes over-voltage, under-voltage, over-current, and thermal shutdown protections to ensure reliable operation.
7. Automotive-Qualified: AEC-Q100 qualified, suitable for automotive environments.
8. Compact Package: Available in a thermally enhanced SO PowerPAD package for efficient heat dissipation and space savings.
These features make the LM5164QDDARQ1 well-suited for use in automotive power regulation, industrial systems, and other high-voltage applications.
1. Wide Input Voltage Range: Supports 6 V to 100 V, making it suitable for a broad range of applications.
2. Output Current: Capable of delivering up to 1 A of output current.
3. High Efficiency: Achieves high efficiency across different load conditions due to its synchronous rectification.
4. Adjustable Switching Frequency: The switching frequency can be set from 100 kHz to 1 MHz, allowing for optimization between efficiency and component size.
5. Low Power Mode: Features a low standby current of 10 µA, enhancing energy efficiency in low-power states.
6. Protection Features: Includes over-voltage, under-voltage, over-current, and thermal shutdown protections to ensure reliable operation.
7. Automotive-Qualified: AEC-Q100 qualified, suitable for automotive environments.
8. Compact Package: Available in a thermally enhanced SO PowerPAD package for efficient heat dissipation and space savings.
These features make the LM5164QDDARQ1 well-suited for use in automotive power regulation, industrial systems, and other high-voltage applications.
Pinout
The LM5164QDDARQ1 is a 100V, 1A synchronous buck converter designed for automotive and other high-reliability applications. It has a 10-pin configuration. The functions of these pins are:
1. VIN: Input voltage supply.
2. SW: Switch node. Connects to the inductor.
3. BST: Bootstrap capacitor connection.
4. VCC: Internal supply voltage. Typically connected to a capacitor to ground.
5. FB: Feedback input for setting output voltage.
6. GND: Ground reference.
7. RT/SYNC: Sets the switching frequency or synchronizes with an external clock.
8. EN: Enable input to turn the device on or off.
9. PGOOD: Power good indicator output.
10. NC: No internal connection.
These pins collectively manage input power, feedback for regulation, and control signals for device operation, ensuring efficient voltage conversion and regulation under various conditions.
1. VIN: Input voltage supply.
2. SW: Switch node. Connects to the inductor.
3. BST: Bootstrap capacitor connection.
4. VCC: Internal supply voltage. Typically connected to a capacitor to ground.
5. FB: Feedback input for setting output voltage.
6. GND: Ground reference.
7. RT/SYNC: Sets the switching frequency or synchronizes with an external clock.
8. EN: Enable input to turn the device on or off.
9. PGOOD: Power good indicator output.
10. NC: No internal connection.
These pins collectively manage input power, feedback for regulation, and control signals for device operation, ensuring efficient voltage conversion and regulation under various conditions.
Manufacturer
The LM5164QDDARQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing a wide range of electronic components. TI's product portfolio includes analog and embedded processing products, which are utilized in various applications across different industries such as automotive, industrial, electronics, communications, and computing. The company is recognized for its innovation and significant contributions to the electronics industry, providing solutions that help customers improve performance, reliability, and efficiency in their products.
Application
The LM5164QDDARQ1 is a step-down (buck) DC-DC converter, and its application areas include:
1. Automotive Systems: Used in battery-powered applications for efficient power management in vehicles.
2. Industrial Equipment: Suitable for powering industrial electronics that require stable voltage outputs.
3. Telecommunications: Provides efficient power conversion in telecom infrastructure equipment.
4. Distributed Power Systems: Ideal for use in systems where local step-down conversion is needed.
5. General Embedded Systems: Used to convert higher voltages to lower levels in embedded microcontroller and FPGA applications.
These areas benefit from its high efficiency, wide input voltage range, and robust design tailored for challenging environments.
1. Automotive Systems: Used in battery-powered applications for efficient power management in vehicles.
2. Industrial Equipment: Suitable for powering industrial electronics that require stable voltage outputs.
3. Telecommunications: Provides efficient power conversion in telecom infrastructure equipment.
4. Distributed Power Systems: Ideal for use in systems where local step-down conversion is needed.
5. General Embedded Systems: Used to convert higher voltages to lower levels in embedded microcontroller and FPGA applications.
These areas benefit from its high efficiency, wide input voltage range, and robust design tailored for challenging environments.
Package
The LM5164QDDARQ1 is a step-down DC-DC converter from Texas Instruments, offered in an 8-pin SO PowerPAD package. This package type provides efficient thermal performance due to its exposed pad for heat dissipation, making it suitable for automotive applications.
