사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100, SIMPLE SWITCHER® |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4V |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 28V |
| Current - Output | 3.5A |
| Frequency - Switching | 200kHz ~ 2.5MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
개요
Description
The LMR14030SQDPRRQ1 is a high-efficiency, step-down DC-DC converter designed by Texas Instruments. It is part of the automotive-grade LMR14030-Q1 series, tailored for vehicle systems and other applications requiring robust performance under demanding conditions. This converter operates over a wide input voltage range of 4 V to 40 V, making it suitable for both standard and start-stop automotive battery systems.
Key features of the LMR14030SQDPRRQ1 include a 3.5 A output current capability and a switching frequency that can be set up to 2.5 MHz, allowing for compact solution sizes with small external components. The device is designed to maintain high efficiency across a broad load range, thanks to its advanced power management features, such as an adjustable output voltage, internal compensation, and low quiescent current.
Additional benefits include built-in protection mechanisms like thermal shutdown, input under-voltage lockout, and cycle-by-cycle current limit, ensuring reliable operation. The LMR14030SQDPRRQ1 is available in a thermally enhanced, 8-pin WSON package, suitable for space-constrained environments.
Key features of the LMR14030SQDPRRQ1 include a 3.5 A output current capability and a switching frequency that can be set up to 2.5 MHz, allowing for compact solution sizes with small external components. The device is designed to maintain high efficiency across a broad load range, thanks to its advanced power management features, such as an adjustable output voltage, internal compensation, and low quiescent current.
Additional benefits include built-in protection mechanisms like thermal shutdown, input under-voltage lockout, and cycle-by-cycle current limit, ensuring reliable operation. The LMR14030SQDPRRQ1 is available in a thermally enhanced, 8-pin WSON package, suitable for space-constrained environments.
Equivalent
The LMR14030SQDPRRQ1 is a 40V, 3.5A step-down (buck) regulator from Texas Instruments. Equivalent products could include:
1. LM2596 - A popular 3A step-down regulator.
2. LMR33630 - A 36V, 3A buck regulator from Texas Instruments.
3. RT8259GSP - A 3A, 36V buck converter from Richtek.
4. MP1584 - A 3A, 28V buck regulator from MPS (Monolithic Power Systems).
Ensure compatibility with specifications like input voltage, output current, and features when considering alternatives.
1. LM2596 - A popular 3A step-down regulator.
2. LMR33630 - A 36V, 3A buck regulator from Texas Instruments.
3. RT8259GSP - A 3A, 36V buck converter from Richtek.
4. MP1584 - A 3A, 28V buck regulator from MPS (Monolithic Power Systems).
Ensure compatibility with specifications like input voltage, output current, and features when considering alternatives.
Features
The LMR14030SQDPRRQ1 is a DC-DC buck converter from Texas Instruments, designed for automotive applications. Key features include:
1. Wide Input Voltage Range: 4 V to 40 V, suitable for automotive power supply systems.
2. Output Current: Capable of handling up to 3 A continuous load current.
3. High Efficiency: Operates with high efficiency, typically above 90%, reducing heat and improving performance.
4. Adjustable Output Voltage: Enables output voltage customization based on application needs.
5. Spread Spectrum Modulation: Reduces electromagnetic interference (EMI).
6. Integrated Compensation: Simplifies design and reduces external components.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
8. Compact Package: Available in a small, thermally efficient 10-pin WSON package, ideal for space-constrained designs.
9. Automotive Qualified: AEC-Q100 qualified for automotive applications.
10. Frequency Synchronization: Allows synchronization to an external clock for noise-sensitive applications.
These features make the LMR14030SQDPRRQ1 suitable for various automotive and industrial power management solutions.
1. Wide Input Voltage Range: 4 V to 40 V, suitable for automotive power supply systems.
2. Output Current: Capable of handling up to 3 A continuous load current.
3. High Efficiency: Operates with high efficiency, typically above 90%, reducing heat and improving performance.
4. Adjustable Output Voltage: Enables output voltage customization based on application needs.
5. Spread Spectrum Modulation: Reduces electromagnetic interference (EMI).
6. Integrated Compensation: Simplifies design and reduces external components.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
8. Compact Package: Available in a small, thermally efficient 10-pin WSON package, ideal for space-constrained designs.
9. Automotive Qualified: AEC-Q100 qualified for automotive applications.
10. Frequency Synchronization: Allows synchronization to an external clock for noise-sensitive applications.
These features make the LMR14030SQDPRRQ1 suitable for various automotive and industrial power management solutions.
Pinout
The LMR14030SQDPRRQ1 is a step-down voltage regulator from Texas Instruments, designed for automotive applications. It is a 3.5-A, 40-V synchronous buck converter. This device comes in a 10-pin WSON (Wettable Flank) package. The pin functions typically include VIN (input voltage), VOUT (output voltage), GND (ground), SW (switch node), FB (feedback), EN (enable), COMP (compensation), SS (soft start), and a few others designated for specific configurations and functionality depending on the application requirements. The exact pinout and functions should be verified with the datasheet for precise application design.
Manufacturer
The LMR14030SQDPRRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a variety of integrated circuits, which are used in a wide range of electronic applications. TI is known for its development of analog chips, embedded processors, and other electronics components that are essential in industries such as automotive, industrial, electronics, and communications. The company focuses on innovation and technology development to provide solutions for a smarter, safer, and more connected world.
Application
The LMR14030SQDPRRQ1 is a DC-DC buck converter designed for automotive applications, particularly within the automotive power management systems. It is ideal for use in applications requiring efficient voltage conversion and regulation, such as in infotainment systems, body electronics, instrument clusters, and battery management systems. Its robustness and compliance with automotive standards make it suitable for use in harsh environments typical of automotive applications. Additionally, its compact size and high efficiency suit it for use in space-constrained designs like advanced driver-assistance systems (ADAS) and telematics.
Package
The LMR14030SQDPRRQ1 is a DC-DC buck converter, and it comes in a WSON (Dual Flat No-Lead) package. Specifically, it is an 8-pin WSON package with the dimensions of 3.00 mm x 3.00 mm.
