사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.1V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 5V |
| Current-Output | 1.5A |
| Frequency-Switching | 1MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-VQFN Exposed Pad |
개요
Description
The TPS62112RSAR is a high-efficiency synchronous step-down DC-DC converter designed by Texas Instruments. It is part of the TPS6211x series, which is tailored for applications requiring efficient power management solutions, such as battery-powered devices, portable electronics, and other systems with space-constrained environments.
Key features of the TPS62112RSAR include its ability to deliver up to 1.5A of output current, and its wide input voltage range from 3V to 17V, making it suitable for various input sources. The device integrates both high-side and low-side MOSFETs to achieve high power efficiency. It operates with a fixed switching frequency, reducing output voltage ripple and allowing for smaller filter components.
Additional features include a Power Save Mode for improved efficiency at light loads, adjustable output voltage, and thermal shutdown protection. Its QFN package (QFN-16) offers a compact footprint, which is advantageous for applications where PCB space is limited. The TPS62112RSAR is widely appreciated for its reliability, flexibility, and performance in various power management applications.
Key features of the TPS62112RSAR include its ability to deliver up to 1.5A of output current, and its wide input voltage range from 3V to 17V, making it suitable for various input sources. The device integrates both high-side and low-side MOSFETs to achieve high power efficiency. It operates with a fixed switching frequency, reducing output voltage ripple and allowing for smaller filter components.
Additional features include a Power Save Mode for improved efficiency at light loads, adjustable output voltage, and thermal shutdown protection. Its QFN package (QFN-16) offers a compact footprint, which is advantageous for applications where PCB space is limited. The TPS62112RSAR is widely appreciated for its reliability, flexibility, and performance in various power management applications.
Equivalent
The TPS62112RSAR is a DC-DC step-down converter from Texas Instruments. Equivalent products might include:
1. ADP2370 from Analog Devices
2. LM2596 from Texas Instruments
3. MP1584EN from Monolithic Power Systems
4. LM2675 from Texas Instruments
When selecting an equivalent, ensure the specifications like input/output voltage, current rating, efficiency, and package type match the requirements of your application. Always verify compatibility for your specific design needs.
1. ADP2370 from Analog Devices
2. LM2596 from Texas Instruments
3. MP1584EN from Monolithic Power Systems
4. LM2675 from Texas Instruments
When selecting an equivalent, ensure the specifications like input/output voltage, current rating, efficiency, and package type match the requirements of your application. Always verify compatibility for your specific design needs.
Features
The TPS62112RSAR is a step-down converter from Texas Instruments designed for efficient power management in various applications. Key features of this device include:
1. Wide Input Voltage Range: It supports an input voltage range from 3 V to 17 V, making it suitable for battery-powered and other diverse power sources.
2. Adjustable Output Voltage: The device offers an adjustable output voltage range from 1.2 V to 16 V, providing flexibility for different application requirements.
3. High Efficiency: It achieves up to 95% efficiency, which helps in minimizing heat generation and extending battery life in portable applications.
4. Output Current: The converter can deliver up to 1.5 A of continuous output current, suitable for powering a range of devices.
5. Quiescent Current: It features a low quiescent current of about 22 µA in power-save mode, optimizing performance in low-power applications.
6. Soft Start and Power Good: Includes features like a programmable soft start and a power good signal for reliable operation.
7. Protection Features: Protections include over-temperature, over-current, and short-circuit protection, ensuring device reliability and safety.
These features make the TPS62112RSAR a versatile choice for efficient power conversion in various electronic devices.
1. Wide Input Voltage Range: It supports an input voltage range from 3 V to 17 V, making it suitable for battery-powered and other diverse power sources.
2. Adjustable Output Voltage: The device offers an adjustable output voltage range from 1.2 V to 16 V, providing flexibility for different application requirements.
3. High Efficiency: It achieves up to 95% efficiency, which helps in minimizing heat generation and extending battery life in portable applications.
4. Output Current: The converter can deliver up to 1.5 A of continuous output current, suitable for powering a range of devices.
5. Quiescent Current: It features a low quiescent current of about 22 µA in power-save mode, optimizing performance in low-power applications.
6. Soft Start and Power Good: Includes features like a programmable soft start and a power good signal for reliable operation.
7. Protection Features: Protections include over-temperature, over-current, and short-circuit protection, ensuring device reliability and safety.
These features make the TPS62112RSAR a versatile choice for efficient power conversion in various electronic devices.
Pinout
The TPS62112RSAR is a high-efficiency step-down converter from Texas Instruments. It comes in a 16-pin QFN package. The main functions of the TPS62112 include reducing high input voltages to lower output voltages, typically used in battery-powered and portable applications to efficiently power digital circuits. The device features include an adjustable output voltage, low quiescent current, and high efficiency across a broad load current range, making it suitable for various power management applications. Key pins include input/output voltage, ground, enable, feedback, and sense pins, which facilitate the conversion process and allow for precise control and monitoring of the output voltage.
Manufacturer
The TPS62112RSAR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is a global semiconductor company known for designing and manufacturing a wide range of electronic products. The company specializes in developing analog chips, embedded processors, and other semiconductor solutions used in a variety of applications, including industrial, automotive, personal electronics, and communications equipment. TI is recognized for its innovation in the electronics industry and plays a significant role in advancing technology and electronics design.
Application
The TPS62112RSAR is a step-down converter designed for efficient power management in various applications. Key areas include telecommunications, where it can regulate power for network devices, and industrial automation systems, where it helps manage power distribution. It's also used in portable electronics due to its efficiency and compact design, making it suitable for battery-powered devices. Additionally, it can be found in embedded computing systems and consumer electronics, providing stable power supply for microcontrollers and processors. Its versatility in voltage regulation and small form factor make it ideal for applications requiring robust and efficient power solutions.
Package
The TPS62112RSAR is a DC-DC step-down converter from Texas Instruments, provided in a QFN (Quad Flat No-leads) package. Specifically, it uses a 16-pin QFN package, denoted by the "RSAR" suffix, which allows for a compact design suitable for space-constrained applications.
