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LMR14050SQDDARQ1
+Lista de MateriaisIC REG BUCK ADJUSTABLE 5A 8SOPWR
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FabricanteTexas Instruments
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Peça do Fabricante #LMR14050SQDDARQ1
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Pacote SOP-8
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Especificações
| Atributo | Valor |
| 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 | 5A |
| Frequency - Switching | 200kHz ~ 2.5MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include its ability to handle transient voltage spikes, a compact size suitable for space-constrained environments, and thermal shutdown protection. The device also offers a wide switching frequency range, allowing designers the flexibility to optimize for efficiency or component size. It supports fixed frequency operation and can be synchronized to an external clock, aiding in noise-sensitive applications.
This part is AEC-Q100 qualified, ensuring it meets the industry's stringent automotive standards. Its robust performance under challenging conditions makes it ideal for use in automotive infotainment systems, cluster displays, and other electronic control units.
Equivalent
1. LMR33630: Another TI part, this offers similar input voltage range and functionality.
2. MP2451: From Monolithic Power Systems, it's a 40V, 5A step-down converter.
3. LM2596: A popular 3A version by TI, suitable for less current.
4. LT8609: From Analog Devices, provides a similar step-down capability.
Ensure compatibility with your specific needs, such as input voltage range and output current.
Features
1. Input Voltage Range: Operates efficiently over a wide input voltage range of 4.5V to 40V, making it suitable for automotive battery systems.
2. Output Current: Capable of delivering up to 5A continuous output current.
3. Switching Frequency: Features a fixed 2.1 MHz switching frequency, allowing for smaller component sizes and reduced solution footprint.
4. Efficiency: High efficiency of up to 90% for reduced heat dissipation and improved performance.
5. Thermal Protection: Includes thermal shutdown protection to prevent overheating, enhancing reliability in automotive environments.
6. Low Quiescent Current: Features a low quiescent current of 28 µA, making it energy-efficient in idle conditions.
7. Package: Available in a 10-pin WSON package, which is compact and suitable for space-constrained applications.
8. Qualification: Automotive-grade, AEC-Q100 qualified, ensuring high reliability under demanding conditions.
This converter is ideal for powering a variety of automotive electronic systems, providing stable voltage regulation and efficiency.