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TPS54140ADGQ

The TPS54140A device is a 42-V, 1.5-A, step-down regulator with an integrated high-side MOSFET Current-mode control provides simple external compensation and flexible component selection. A low ripple-pulse skip mode reduces the no-load,regulated output supply current to 116 μA. Using the enable pin, shutdown supply current is reduced to 1.3 μA.

Description

Introduction:

 

The TPS54140ADGQ is a buck converter voltage regulator that offers high efficiency, precision, and flexibility to cater to a wide range of applications. It is designed for an input voltage range of 4.5V to 60V and an output voltage range of 0.8V to 24V, making it suitable for multiple applications, such as industrial control systems, LED lighting, automotive electronics, and communications. The device comes in a small package of 10 pins QFN (Quad Flat No-leads), making it easy to integrate into any circuit.

 

Features:

 

1. High Efficiency: The TPS54140ADGQ is highly efficient, with an efficiency rate of up to 95%. This means that it can deliver a high output current with minimal power loss, making it a highly reliable power source for applications

 

2. Wide Input and Output Range: The buck converter can work for input voltages ranging between 4.5V to 60V and output voltages ranging from 0.8V to 24V. This feature allows the TPS54140ADGQ to be used with a variety of applications

 

3. Small Size: The TPS54140ADGQ comes in a small QFN package, which makes it easy to integrate it into any circuit board without taking up much space. Its small size also ensures that it is highly portable and can be used in various applications

 

4. Precision Control: The device offers accurate voltage regulation, with a voltage reference that is stable over a wide range of operating temperatures. This feature helps to eliminate any voltage fluctuations or noise, making it an ideal choice for sensitive applications.

 

5. Current Limit and Thermal Shutdown Protection: The TPS54140ADGQ includes a range of protection features, such as current limit and thermal shutdown protection, which make it highly reliable and robust. These protection features ensure that the device can operate safely and reliably in harsh environments.

 

Applications:

 

The TPS54140ADGQ voltage regulator is highly versatile and can be used in a wide range of applications. Some of the common applications include:

 

1. LED Lighting: LED lighting requires a reliable and efficient power source to ensure consistent brightness and longer lifespan. The TPS54140ADGQ is an ideal choice for LED lighting applications that require a constant current power source.

 

2. Industrial Control Systems: Industrial control systems require precise voltage control to ensure safe and reliable operation. The TPS54140ADGQ offers accurate voltage regulation for industrial control systems, making it an ideal choice for these applications.

 

3. Automotive Electronics: Automotive electronics require a stable and reliable power source that can withstand harsh environments. The TPS54140ADGQ is designed to operate in harsh environments and offers a range of protection features to ensure safe and reliable operation.

 

4. Communications: The TPS54140ADGQ can be used in various communication applications such as routers, switches, and high-speed data transfer devices. The device offers precise voltage regulation, which is essential for these types of applications.

 

Conclusion:

 

In conclusion, the TPS54140ADGQ is a versatile and reliable buck converter voltage regulator that offers high efficiency, precision, and flexibility. Its small size and protection features make it easy to integrate into various applications while ensuring safe and reliable operation. Whether you are looking for a power source for LED lighting, industrial control systems, automotive electronics, or communication applications, the TPS54140ADGQ is an excellent choice. As a manufacturer located in China, we guarantee the best quality and high standard service to our clients. Contact us for any inquiries or purchases regarding this product.

 

Features

●3.5-V to 42-V Input Voltage Range

●200-mΩ High-Side MOSFET

●High Efficiency at Light Loads with a Pulse Skipping Eco-mode™

●Tighter Enable Threshold than TPS54140 for More Accurate UVLO Voltage

●Adjustable UVLO Voltage and Hysteresis

●116-μA Operating Quiescent Current

●1.3-μA Shutdown Current

●100-kHz to 2.5-MHz Switching Frequency

●Synchronizes to External Clock

●Adjustable Slow Start/Sequencing

●UV and OV Power Good Output

●0.8-V Internal Voltage Reference

●MSOP10 and 3-mm × 3-mm VSON-10 Package With PowerPAD™

●Supported by WEBENCH® and SwitcherPro™ Software Tool


Applications

●12-V and 24-V Industrial and Commercial Low Power Systems

●Aftermarket Auto Accessories: Video, GPS, Entertainment


Description

The TPS54140A device is a 42-V, 1.5-A, step-down regulator with an integrated high-side MOSFET Current-mode control provides simple external compensation and flexible component selection. A low ripple-pulse skip mode reduces the no-load,regulated output supply current to 116 μA. Using the enable pin, shutdown supply current is reduced to 1.3 μA.

Undervoltage lockout is internally set at 2.5 V, but can be increased using the enable pin. The output voltage startup ramp is controlled by the slow start pin that can also be configured for sequencing/tracking. An open drain power good signal indicates the output is within 94% to 107% of its nominal voltage.

A wide switching frequency range allows efficiency and external component size to be optimized.Frequency fold back and thermal shutdown protects the part during an overload condition.


 

Why choose us?

  • Our DC DC Power Chip products are designed to be easy to install and operate.
  • Our company adheres to the enterprise spirit of "integrity-based, pioneering and innovative, and excellence", and strives to provide customers with thoughtful products and services to win the trust of every customer. We have professional engineers and sales and after-sales personnel who can serve customers efficiently.
  • Our company has a proven track record of delivering high-quality DC DC Power Chip products and services to customers worldwide.
  • Our aim is to provide customers with practical products, create happiness for employees, and provide motivation for the healthy growth of the company.
  • Our company has a strict and efficient supplier management system to ensure the quality and reliability of our raw materials.
  • We implement our company's marketing and marketing strategy, introduce our TPS54140ADGQ and services to customers.
  • Our DC DC Power Chip products undergo rigorous testing and inspection before being released to the market.
  • We firmly believe that only by stricter requirements can we provide customers with more satisfactory services.
  • We have a strong logistical capability that enables us to deliver DC DC Power Chip products worldwide.
  • We insist on quality control on every part, focusing on every detail, providing customers with reliable, high-quality and efficient TPS54140ADGQ.

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