사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Eco-Mode™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.5V |
| Voltage - Input (Max) | 60V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 60V |
| Current - Output | 2.5A |
| Frequency - Switching | 100kHz ~ 2.5MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
개요
Description
The TPS54260DGQR is a DC-DC buck converter from Texas Instruments, designed to step down a higher input voltage to a lower output voltage efficiently. It is part of the TPS54260 series and is housed in a small MSOP-10 package, making it suitable for compact applications. This converter can handle input voltages ranging from 3.5V to 60V and provide an output current of up to 2.5A, making it versatile for various power management needs in industrial and consumer electronics.
Key features include a high-efficiency switching mechanism, adjustable switching frequency (up to 2.5MHz), and an integrated high-side MOSFET. It also offers protection features such as thermal shutdown, cycle-by-cycle current limit, and undervoltage lockout. The TPS54260DGQR is ideal for applications like distributed power systems, battery-powered devices, and point-of-load power supplies. Its design supports easy integration and flexibility, enhancing the performance and reliability of the end products.
Key features include a high-efficiency switching mechanism, adjustable switching frequency (up to 2.5MHz), and an integrated high-side MOSFET. It also offers protection features such as thermal shutdown, cycle-by-cycle current limit, and undervoltage lockout. The TPS54260DGQR is ideal for applications like distributed power systems, battery-powered devices, and point-of-load power supplies. Its design supports easy integration and flexibility, enhancing the performance and reliability of the end products.
Equivalent
Equivalent products for the TPS54260DGQR, a DC-DC buck converter, include:
1. LM2678 by Texas Instruments
2. LM2596 by Texas Instruments
3. MP1584 by Monolithic Power Systems
4. LMR33630 by Texas Instruments
5. LT8610 by Analog Devices
These equivalents offer similar functionalities, such as voltage conversion and current output, but specifications like input voltage range and efficiency may vary, so always check the datasheets for compatibility with your application.
1. LM2678 by Texas Instruments
2. LM2596 by Texas Instruments
3. MP1584 by Monolithic Power Systems
4. LMR33630 by Texas Instruments
5. LT8610 by Analog Devices
These equivalents offer similar functionalities, such as voltage conversion and current output, but specifications like input voltage range and efficiency may vary, so always check the datasheets for compatibility with your application.
Features
The TPS54260DGQR is a step-down DC-DC converter from Texas Instruments designed for efficient power management. Key features include:
1. Input Voltage Range: It supports a wide input voltage range of 3.5V to 60V, making it versatile for various applications.
2. Output Current: It can deliver up to 2.5 A of continuous output current.
3. Switching Frequency: The device operates at a constant 100 kHz to 2.5 MHz switching frequency, which is adjustable based on application needs.
4. Efficiency: It offers high efficiency, crucial for reducing power loss and heat generation.
5. Soft-Start Function: Integrated soft-start limits inrush current, enhancing reliability during power-up.
6. Thermal Shutdown: It includes protection features like thermal shutdown and overcurrent protection to safeguard against damage.
7. Small Package Size: Available in an 8-pin MSOP PowerPAD package, it is suitable for space-constrained designs.
8. Low Standby Current: This feature helps in extending battery life in portable applications.
These features make the TPS54260DGQR suitable for a broad range of applications, including industrial and automotive systems, where reliable and efficient power conversion is necessary.
1. Input Voltage Range: It supports a wide input voltage range of 3.5V to 60V, making it versatile for various applications.
2. Output Current: It can deliver up to 2.5 A of continuous output current.
3. Switching Frequency: The device operates at a constant 100 kHz to 2.5 MHz switching frequency, which is adjustable based on application needs.
4. Efficiency: It offers high efficiency, crucial for reducing power loss and heat generation.
5. Soft-Start Function: Integrated soft-start limits inrush current, enhancing reliability during power-up.
6. Thermal Shutdown: It includes protection features like thermal shutdown and overcurrent protection to safeguard against damage.
7. Small Package Size: Available in an 8-pin MSOP PowerPAD package, it is suitable for space-constrained designs.
8. Low Standby Current: This feature helps in extending battery life in portable applications.
These features make the TPS54260DGQR suitable for a broad range of applications, including industrial and automotive systems, where reliable and efficient power conversion is necessary.
Pinout
The TPS54260DGQR is a DC-DC buck converter from Texas Instruments. It comes in a 10-pin HVSSOP (PowerPAD™) package. The primary function of the TPS54260 is to step down a higher input voltage to a lower output voltage, making it suitable for applications requiring efficient power conversion.
Here is a brief overview of the pin functions:
1. VIN: Input voltage supply.
2. EN: Enable pin to turn the device on or off.
3. SS/TR: Soft start / tracking pin to control the output voltage ramp-up.
4. COMP: Compensation pin for loop stability.
5. RT/CLK: Frequency setting or synchronization input.
6. GND: Ground connection.
7. BOOT: Bootstrap capacitor connection for driving the high-side FET.
8. PH: Phase node connecting the inductor to the internal high-side FET.
9. VSENSE: Feedback input for output voltage regulation.
10. PWRPAD: Exposed pad underneath for heat dissipation and ground connection.
These pins are designed to support the converter's function of providing efficient voltage regulation over a wide input voltage range.
Here is a brief overview of the pin functions:
1. VIN: Input voltage supply.
2. EN: Enable pin to turn the device on or off.
3. SS/TR: Soft start / tracking pin to control the output voltage ramp-up.
4. COMP: Compensation pin for loop stability.
5. RT/CLK: Frequency setting or synchronization input.
6. GND: Ground connection.
7. BOOT: Bootstrap capacitor connection for driving the high-side FET.
8. PH: Phase node connecting the inductor to the internal high-side FET.
9. VSENSE: Feedback input for output voltage regulation.
10. PWRPAD: Exposed pad underneath for heat dissipation and ground connection.
These pins are designed to support the converter's function of providing efficient voltage regulation over a wide input voltage range.
Manufacturer
The TPS54260DGQR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, USA, TI is well known for its development of analog chips and embedded processors, which are used in a variety of applications across different industries. The company serves sectors including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is recognized for its innovation in electronics and its significant contributions to the advancement of technology.
Application
The TPS54260DGQR is a DC-DC step-down (buck) converter used in various applications requiring efficient voltage regulation. It is commonly applied in telecommunications and networking equipment, where it provides stable power to processors and memory modules. This component is also used in industrial automation systems, automotive systems for power management, and consumer electronics for efficient battery-powered operation. Additionally, it can be found in LED drivers, distributed power systems, and battery chargers, where its high efficiency, reliability, and compact size offer significant advantages. The device's wide input voltage range and robust design make it suitable for a variety of power supply solutions in both commercial and industrial environments.
Package
The TPS54260DGQR is a DC-DC buck converter from Texas Instruments, packaged in an 8-pin HVSSOP (DGQ) PowerPAD package. This package type aids in heat dissipation and is compact, suitable for surface-mount applications.
