TPS54622RHLT

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TPS54622RHLT

IC REG BUCK ADJ 6A 14VQFN

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100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Series SWIFT™
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 17V
Voltage - Output (Min/Fixed) 0.6V
Voltage - Output (Max) 15V
Current - Output 6A
Frequency - Switching 200kHz ~ 1.6MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 14-VFQFN Exposed Pad
Supplier Device Package 14-VQFN (3.5x3.5)
Base Product Number TPS54622

Tổng quan

Description

The TPS54622RHLT is a step-down (buck) DC-DC converter from Texas Instruments designed to provide efficient power conversion for various applications. It features a wide input voltage range of 4.5V to 17V, making it suitable for powering processors, FPGAs, and other digital components. The device can deliver up to 2.5A of output current with adjustable output voltage, configurable from 0.8V to 6V.
Key features include an integrated high-side MOSFET, a low standby current, and a variety of protection mechanisms such as overcurrent, thermal shutdown, and undervoltage lockout. The TPS54622RHLT operates in either pulse-width modulation (PWM) or pulse-frequency modulation (PFM) modes, enhancing efficiency across different load conditions.
The device is housed in a compact 20-pin HTQFP package, which facilitates easier PCB design and layout. Overall, the TPS54622RHLT is ideal for applications that require high efficiency, reliability, and compact design in power management systems.

Features

The TPS54622RHLT is a high-performance DC-DC step-down voltage regulator designed for point-of-load applications. Key features include:
1. Output Voltage Range: Adjustable output voltage from 0.8 V to 5.5 V.
2. High Efficiency: Up to 95% efficiency, reducing power loss and heat generation.
3. Current Capability: Supports load currents up to 6 A.
4. Wide Input Voltage Range: Accepts input voltage from 4.5 V to 17 V.
5. Integrated Power MOSFETs: Reduces external component count and PCB space.
6. Compensation: Internal compensation simplifies design and enhances stability.
7. Fast Transient Response: Suitable for dynamic load conditions.
8. Protection Features: Includes overvoltage, overcurrent, and thermal shutdown protections.
9. Small Package: Available in a 6mm x 5mm HTQFP package for compact designs.
10. Power Good Signal: Indicates when the output voltage is within the specified range.
These features make the TPS54622RHLT ideal for applications in computing, communications, and industrial systems.

Package

The TPS54622RHLT is packaged in a 16-pin HTQFP (Thin Quad Flat Package) with a lead pitch of 0.5 mm. This package type provides a compact design suitable for surface mounting in various applications.

Pinout

The TPS54622RHLT is a step-down voltage regulator from Texas Instruments. It features a 28-pin HTQFP (Thin Quad Flat Package) package. The primary functions of the pins include:
1. Input Voltage (VIN): Supplies power to the regulator.
2. Ground (GND): Common ground connection.
3. Switch Node (SW): Connects to the internal switch and inductor.
4. Output Voltage (VOUT): Provides the regulated output voltage.
5. Feedback (FB): Used for voltage feedback to regulate output.
6. Compensation (COMP): Connects to the compensation network for stability.
7. Enable (EN): Turns the regulator on/off.
8. Power Good (PG): Indicates when the output voltage is within the specified range.
Additional pins include those for compensation, frequency setting, and soft start, ensuring flexibility in design and performance. The TPS54622RHLT supports applications requiring high efficiency and precise voltage regulation, suitable for various power management applications.

Manufacturer

The TPS54622RHLT is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing chips. The company is known for its innovations in power management solutions, microcontrollers, and integrated circuits used across various industries, including automotive, industrial, communications, and consumer electronics. TI has a strong focus on providing high-performance products, extensive technical support, and a commitment to research and development in the semiconductor field.

Application

The TPS54622RHLT is a high-efficiency DC-DC step-down power module used in various applications, including telecom equipment, industrial automation, base stations, and servers. It is suitable for powering FPGAs, ASICs, processors, and other digital devices requiring efficient voltage regulation. Its compact size and robust performance make it ideal for space-constrained environments.

Equivalent

The TPS54622RHLT is a step-down DC-DC converter. Equivalent products include the LM22675 from Texas Instruments, the LTC3862 from Analog Devices, and the MIC2254 from Microchip. These alternatives offer similar features, such as adjustable output voltage, high efficiency, and support for high current loads. Always check specific datasheets for detailed specifications and compatibility.

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