TPS54140DGQR

The TPS54140DGQR is a step-down (buck) switching regulator from Texas Instruments. It is part of the TPS54140 series, designed for applications requiring efficient voltage conversion. This device can handle an input voltage range from 3.5V to 42V, making it suitable for a wide array of applications, including automotive, industrial, and consumer electronics.
Key features of the TPS54140DGQR include a 1.5A output current capability, high efficiency up to 95%, and a fixed switching frequency of 570 kHz, which helps in minimizing the size of external components. It also features an adjustable output voltage, enabling customized voltage settings as per application needs. Additionally, the TPS54140DGQR offers overcurrent protection, thermal shutdown, and internal compensation, ensuring protection and stability during operation.
Packaged in a small 10-pin MSOP-PowerPAD (DGQ) package, the TPS54140DGQR is designed to optimize space on the PCB. Its wide operating temperature range and robust features make it a versatile and reliable choice for designers aiming to implement efficient power management in complex systems.

The TPS54140DGQR is a step-down (buck) converter from Texas Instruments, designed for high-efficiency power management in various applications. It features a wide input voltage range of 3.5 V to 42 V, making it suitable for both battery-powered and industrial applications. The device delivers an adjustable output voltage down to 0.8 V with a maximum output current of 0.5 A.
Key features include a high switching frequency of up to 2.5 MHz, allowing the use of small external components and minimizing the overall solution size. It employs a high-side MOSFET with an integrated low-resistance switch to improve efficiency. The converter supports a thermal shutdown feature, overcurrent protection, and undervoltage lockout to ensure reliable operation under adverse conditions.
The TPS54140DGQR also offers an adjustable soft-start feature to control inrush current during startup and supports pulse-skipping mode to enhance efficiency at light loads. Its compact package and pin configuration make it a versatile choice for space-constrained applications.

The TPS54140DGQR is a step-down converter from Texas Instruments, offered in an 8-pin HVSSOP (PowerPAD) package. This package type provides efficient thermal performance and is suitable for space-constrained applications.

The TPS54140DGQR is a 14-pin synchronous step-down (buck) converter IC from Texas Instruments. It is primarily used for converting a higher DC voltage to a lower DC voltage in a variety of applications. The key features include a wide input voltage range, typically from 3.5V to 42V, and it can deliver up to 1.5A of continuous output current.
The functions of the pins on the TPS54140DGQR include:
1. VIN: Input voltage supply.
2. SW: Switch node to the inductor.
3. BOOT: Bootstrap for the high-side FET drive.
4. EN: Enable pin to turn on/off the device.
5. COMP: Compensation for the control loop.
6. FB: Feedback pin to sense the output voltage.
7. RT/CLK: Sets the switching frequency or synchronizes to an external clock.
8. GND: Ground reference for the device.
9. SS/TR: Soft start and tracking pin.
10. PWRGD: Power good indicator.
11. VREG5: Internal 5V LDO output.
12. PH: Phase node connection.
13. VOUT: Output voltage.
14. AGND: Analog ground.
These pins support the converter's operation, enabling it to efficiently regulate voltage in power management applications.

The TPS54140DGQR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and solutions. TI is well-known for its expertise in analog and embedded processing technology, and it serves various sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company focuses on developing innovative products and technologies to meet the needs of its diverse customer base.

The TPS54140DGQR is a step-down (buck) DC-DC converter used in various applications requiring efficient voltage regulation. It is commonly used in industrial, automotive, and consumer electronics for power management. Specific applications include powering microcontrollers, DSPs, FPGAs, and other digital circuits. It is also suitable for distributed power systems, telecommunications, and automotive systems due to its ability to provide up to 42V input and 1.5A output current. Its applications extend to any system needing compact, efficient, and reliable power conversion.

The TPS54140DGQR is a step-down voltage regulator from Texas Instruments. Equivalent products may include:
1. LM2594 from Texas Instruments
2. LM2674 from Texas Instruments
3. MP1584 from Monolithic Power Systems
4. MC34063 from ON Semiconductor
5. AP1509 from Diodes Incorporated
These alternatives offer similar functionalities, but specifications such as input voltage range, output current, and efficiency should be compared to ensure compatibility with your application.