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TPS54140ADRCR
+Lista de MateriaisIC REG BUCK ADJ 1.5A 10VSON
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FabricanteTexas Instruments
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Peça do Fabricante #TPS54140ADRCR
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Pacote VSON (DRC)-10
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Em Estoque3542
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.5V |
| Voltage-Input(Max) | 42V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 39V |
| Current-Output | 1.5A |
| Frequency-Switching | 100kHz ~ 2.5MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 10-VFDFN Exposed Pad |
Visão Geral
Description
The TPS54140ADRCR is a high-performance DC-DC buck converter designed by Texas Instruments. It is part of the TPS54140 series and is specifically engineered to deliver efficient power management in electronic devices. This component is capable of accepting an input voltage range from 3.5V to 42V and can deliver an output current of up to 1.5A. Its wide input voltage range makes it suitable for a variety of applications, including industrial and automotive sectors.
The TPS54140ADRCR features high efficiency across a wide load range, thanks to its 500 kHz fixed switching frequency, and incorporates advanced features such as cycle-by-cycle current limit, thermal shutdown, and internal loop compensation. It also supports both adjustable and fixed output voltage settings. Available in the thermally enhanced 10-pin VSON package, the TPS54140ADRCR is designed for compact, space-constrained applications. Its robust design and reliability make it ideal for use in systems requiring stable and efficient power conversion.
The TPS54140ADRCR features high efficiency across a wide load range, thanks to its 500 kHz fixed switching frequency, and incorporates advanced features such as cycle-by-cycle current limit, thermal shutdown, and internal loop compensation. It also supports both adjustable and fixed output voltage settings. Available in the thermally enhanced 10-pin VSON package, the TPS54140ADRCR is designed for compact, space-constrained applications. Its robust design and reliability make it ideal for use in systems requiring stable and efficient power conversion.
Equivalent
The TPS54140ADRCR is a step-down converter from Texas Instruments. Equivalent products are similar step-down converters from other manufacturers, such as:
1. LM2596 from Texas Instruments.
2. LTC3633 from Analog Devices.
3. MP1584 from Monolithic Power Systems.
4. LM2675 from Texas Instruments.
5. AP1509 from Diodes Incorporated.
These alternatives may vary slightly in specifications such as input voltage range, output current, and efficiency. Always consult datasheets to ensure compatibility with your application.
1. LM2596 from Texas Instruments.
2. LTC3633 from Analog Devices.
3. MP1584 from Monolithic Power Systems.
4. LM2675 from Texas Instruments.
5. AP1509 from Diodes Incorporated.
These alternatives may vary slightly in specifications such as input voltage range, output current, and efficiency. Always consult datasheets to ensure compatibility with your application.
Features
The TPS54140ADRCR is a DC-DC buck converter designed by Texas Instruments. It features a wide input voltage range from 3.5 V to 42 V, making it suitable for various applications. The converter can deliver up to 1.5 A of continuous output current. It integrates a high-side MOSFET, providing efficient power conversion and minimizing the need for external components.
Key features include an adjustable output voltage, a fixed switching frequency of 570 kHz, and an efficiency of up to 95%, contributing to reduced power loss and heat generation. The TPS54140ADRCR also has an internal loop compensation, further simplifying the design process.
Protection features such as thermal shutdown, overcurrent protection, and undervoltage lockout enhance the device's reliability. The device supports a low-dropout operation and allows for stable performance even at low input voltages. It comes in a small, thermally enhanced 10-pin VSON package, making it suitable for space-constrained applications. These features make it ideal for use in consumer electronics, industrial power systems, and automotive applications.
Key features include an adjustable output voltage, a fixed switching frequency of 570 kHz, and an efficiency of up to 95%, contributing to reduced power loss and heat generation. The TPS54140ADRCR also has an internal loop compensation, further simplifying the design process.
Protection features such as thermal shutdown, overcurrent protection, and undervoltage lockout enhance the device's reliability. The device supports a low-dropout operation and allows for stable performance even at low input voltages. It comes in a small, thermally enhanced 10-pin VSON package, making it suitable for space-constrained applications. These features make it ideal for use in consumer electronics, industrial power systems, and automotive applications.
Pinout
The TPS54140ADRCR is a 3.5A, 42V step-down (buck) converter with an integrated high-side MOSFET. It is designed by Texas Instruments for use in various applications requiring efficient voltage regulation. The device is available in a 10-pin VSON (DRC) package.
The pins and their functions are as follows:
1. BOOT: Connects to a bootstrap capacitor for driving the high-side MOSFET gate.
2. VIN: Input voltage pin for the power supply.
3. EN: Enable pin to enable or disable the device.
4. SS/TR: Soft-start and tracking pin to control the startup time.
5. COMP: Compensation pin for the control loop.
6. RT/CLK: Sets the switching frequency or synchronizes to an external clock.
7. GND: Ground pin.
8. PH: Switch node connected to the inductor.
9. VSENSE: Feedback pin to adjust the output voltage.
10. PWRGD: Power good indicator.
This arrangement supports efficiently regulating output voltages for DC-DC conversion in compact applications.
The pins and their functions are as follows:
1. BOOT: Connects to a bootstrap capacitor for driving the high-side MOSFET gate.
2. VIN: Input voltage pin for the power supply.
3. EN: Enable pin to enable or disable the device.
4. SS/TR: Soft-start and tracking pin to control the startup time.
5. COMP: Compensation pin for the control loop.
6. RT/CLK: Sets the switching frequency or synchronizes to an external clock.
7. GND: Ground pin.
8. PH: Switch node connected to the inductor.
9. VSENSE: Feedback pin to adjust the output voltage.
10. PWRGD: Power good indicator.
This arrangement supports efficiently regulating output voltages for DC-DC conversion in compact applications.
Manufacturer
The TPS54140ADRCR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is an American technology company that specializes in designing and manufacturing semiconductors and various integrated circuits, which are used in electronic devices and systems. TI is one of the largest semiconductor companies in the world and provides a wide range of products for analog, digital signal processing, and embedded applications. The company serves diverse markets, including automotive, industrial, personal electronics, communications, and enterprise systems.
Application
The TPS54140ADRCR is a step-down DC-DC converter, making it suitable for various power management applications. Its main application areas include:
1. Industrial Power Supplies: Used in controlling and regulating power in industrial systems.
2. Consumer Electronics: Powers devices like TVs, gaming consoles, and set-top boxes.
3. Automotive Systems: Provides efficient power conversion for automotive electronics.
4. Communications Equipment: Utilized in networking devices and telecommunications.
5. Point-of-Load Regulation: Supports processors and memory by maintaining stable voltage levels.
6. Embedded Systems: Ensures reliable power for microcontrollers and digital signal processors.
Its wide input voltage range and efficiency make it versatile for varied applications.
1. Industrial Power Supplies: Used in controlling and regulating power in industrial systems.
2. Consumer Electronics: Powers devices like TVs, gaming consoles, and set-top boxes.
3. Automotive Systems: Provides efficient power conversion for automotive electronics.
4. Communications Equipment: Utilized in networking devices and telecommunications.
5. Point-of-Load Regulation: Supports processors and memory by maintaining stable voltage levels.
6. Embedded Systems: Ensures reliable power for microcontrollers and digital signal processors.
Its wide input voltage range and efficiency make it versatile for varied applications.
Package
The TPS54140ADRCR is packaged in an 8-pin VSON (DRC) package. The VSON package is a thermally enhanced surface-mount package, offering a compact form factor and efficient heat dissipation suitable for power management applications.
