規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 15V |
| Current-Output | 6A |
| Frequency-Switching | 200kHz ~ 1.6MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 14-VFQFN Exposed Pad |
概述
Description
The TPS54620RHLR is a high-performance step-down converter from Texas Instruments, designed for managing power efficiently in various electronic applications. It belongs to the SWIFT™ family of DC-DC converters and is capable of delivering up to 6 A of continuous output current. This device operates with an input voltage range of 4.5 V to 17 V, making it suitable for a wide range of power supply designs. It integrates a high-side MOSFET and features advanced control architecture for fast transient response and high efficiency.
Key features include a low-power mode (Eco-mode™) for light-load efficiency, adjustable switching frequency from 200 kHz to 1.6 MHz, and a soft-start function to minimize inrush current during startup. The converter offers robust protection features such as over-current protection, thermal shutdown, and under-voltage lockout, enhancing reliability in demanding environments. Its compact QFN package makes it ideal for space-constrained applications, such as industrial equipment, communications infrastructure, and consumer electronics. Overall, the TPS54620RHLR is a versatile and efficient solution for DC-DC conversion needs.
Key features include a low-power mode (Eco-mode™) for light-load efficiency, adjustable switching frequency from 200 kHz to 1.6 MHz, and a soft-start function to minimize inrush current during startup. The converter offers robust protection features such as over-current protection, thermal shutdown, and under-voltage lockout, enhancing reliability in demanding environments. Its compact QFN package makes it ideal for space-constrained applications, such as industrial equipment, communications infrastructure, and consumer electronics. Overall, the TPS54620RHLR is a versatile and efficient solution for DC-DC conversion needs.
Equivalent
The TPS54620RHLR is a step-down DC-DC converter from Texas Instruments. Equivalent products from other manufacturers include:
1. LM22676 by Texas Instruments
2. MP4560 by Monolithic Power Systems
3. LTC3851A by Analog Devices (formerly Linear Technology)
4. ISL8105 by Renesas (formerly Intersil)
5. MC34717 by NXP Semiconductors
These alternatives are similar in functionality but may differ in specifications like input voltage range and output current capability. Always check datasheets for compatibility with your specific application.
1. LM22676 by Texas Instruments
2. MP4560 by Monolithic Power Systems
3. LTC3851A by Analog Devices (formerly Linear Technology)
4. ISL8105 by Renesas (formerly Intersil)
5. MC34717 by NXP Semiconductors
These alternatives are similar in functionality but may differ in specifications like input voltage range and output current capability. Always check datasheets for compatibility with your specific application.
Features
The TPS54620RHLR is a synchronous buck converter designed for efficient power conversion with a focus on small size, high performance, and reliability. Key features include:
1. Wide Input Voltage Range: Supports 4.5 V to 17 V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 6 A continuous output current.
3. Adjustable Output Voltage: Allows for output voltages as low as 0.8 V.
4. High Efficiency: Utilizes a high-performance switching regulator to achieve efficient power conversion.
5. Integrated MOSFETs: Contains high- and low-side MOSFETs for improved power efficiency and reduced component count.
6. Switching Frequency: Offers a programmable switching frequency from 200 kHz to 1.6 MHz, allowing optimization of efficiency versus size.
7. Soft-start and Tracking: Features a soft-start that prevents inrush current and tracking for power sequencing.
8. Protection Features: Includes overcurrent, overvoltage, undervoltage, and thermal shutdown protections to enhance reliability.
9. Compact Package: Available in a 3 mm x 3 mm QFN package, suitable for space-constrained applications.
These features make the TPS54620RHLR suitable for use in applications like telecommunications, computer peripherals, and consumer electronics.
1. Wide Input Voltage Range: Supports 4.5 V to 17 V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 6 A continuous output current.
3. Adjustable Output Voltage: Allows for output voltages as low as 0.8 V.
4. High Efficiency: Utilizes a high-performance switching regulator to achieve efficient power conversion.
5. Integrated MOSFETs: Contains high- and low-side MOSFETs for improved power efficiency and reduced component count.
6. Switching Frequency: Offers a programmable switching frequency from 200 kHz to 1.6 MHz, allowing optimization of efficiency versus size.
7. Soft-start and Tracking: Features a soft-start that prevents inrush current and tracking for power sequencing.
8. Protection Features: Includes overcurrent, overvoltage, undervoltage, and thermal shutdown protections to enhance reliability.
9. Compact Package: Available in a 3 mm x 3 mm QFN package, suitable for space-constrained applications.
These features make the TPS54620RHLR suitable for use in applications like telecommunications, computer peripherals, and consumer electronics.
Pinout
The TPS54620RHLR is a 16-pin device. It is a synchronous buck converter primarily used for step-down DC-DC conversion. Here's a brief overview of its pin functions:
1. PVIN (Pin 1): Power input voltage for the high-side MOSFET.
2. VIN (Pin 2): Input voltage supply for the control circuits.
3. EN (Pin 3): Enable pin to turn the device on or off.
4. SS/TR (Pin 4): Soft-start and tracking pin to control the ramp-up time of the output voltage.
5. RT/CLK (Pin 5): Sets the switching frequency or synchronizes it to an external clock.
6. FB (Pin 6): Feedback pin used to set the output voltage.
7. COMP (Pin 7): Compensation network connection to stabilize the control loop.
8. GND (Pin 8): Ground reference for the device.
9. BOOT (Pin 9): Supplies the drive voltage for the high-side MOSFET.
10. SW (Pin 10): Switch node connection, carrying the switching waveform.
11-16. Other pins provide additional functions, such as grounding or are related to the power paths.
This configuration allows it to efficiently convert and regulate voltage for a variety of electronic applications.
1. PVIN (Pin 1): Power input voltage for the high-side MOSFET.
2. VIN (Pin 2): Input voltage supply for the control circuits.
3. EN (Pin 3): Enable pin to turn the device on or off.
4. SS/TR (Pin 4): Soft-start and tracking pin to control the ramp-up time of the output voltage.
5. RT/CLK (Pin 5): Sets the switching frequency or synchronizes it to an external clock.
6. FB (Pin 6): Feedback pin used to set the output voltage.
7. COMP (Pin 7): Compensation network connection to stabilize the control loop.
8. GND (Pin 8): Ground reference for the device.
9. BOOT (Pin 9): Supplies the drive voltage for the high-side MOSFET.
10. SW (Pin 10): Switch node connection, carrying the switching waveform.
11-16. Other pins provide additional functions, such as grounding or are related to the power paths.
This configuration allows it to efficiently convert and regulate voltage for a variety of electronic applications.
Manufacturer
The TPS54620RHLR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. It is well-known for its work in the development and production of analog chips, embedded processors, and other semiconductor technologies that are used in various applications across industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is a leader in the electronics industry, recognized for its innovation and contribution to various technological advancements.
Application
The TPS54620RHLR is a DC-DC buck converter designed for power management applications. It is commonly used in areas such as telecommunications, networking, and industrial systems. This device is suitable for powering FPGAs, DSPs, and ASICs due to its high efficiency and compact size. It is also utilized in consumer electronics, automotive systems, and distributed power architectures. Its ability to handle high current loads and provide precise voltage regulation makes it ideal for applications requiring stable power supplies. Additionally, it is used in battery-powered devices due to its low quiescent current and efficient power conversion capabilities.
Package
The TPS54620RHLR is a DC-DC buck converter integrated circuit from Texas Instruments. It comes in a 24-pin VQFN (Very Thin Quad Flat No-Lead) package, specifically a 3.5mm x 3.5mm size. This package type is known for its compact size and efficient heat dissipation characteristics, suitable for space-constrained applications.
