TPS54226RGTR

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TPS54226RGTR

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IC REG BUCK ADJ 2A 16VQFN

  • FabricanteTexas Instruments

  • Peça do Fabricante #TPS54226RGTR

  • Em Estoque4949

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Especificações

Atributo Valor
Series SWIFT™, D-CAP2™, Eco-Mode™
PartStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 2V
Voltage-Input(Max) 18V
Voltage-Output(Min/Fixed) 0.76V
Voltage-Output(Max) 5.5V
Current-Output 2A
Frequency-Switching 700kHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 16-VFQFN Exposed Pad
SupplierDevicePackage 16-VQFN (3x3)
BaseProductNumber TPS54226

Visão Geral

Description

The TPS54226RGTR is a high-performance step-down (buck) voltage regulator from Texas Instruments. It is designed to efficiently convert a higher input voltage to a lower output voltage, providing a regulated power supply for various applications. This device supports an input voltage range of 4.5V to 17V and can deliver up to 2A of output current.
Key features include a wide output voltage range, adjustable output voltage through external resistors, and a high efficiency of up to 95%, which minimizes heat generation. The TPS54226RGTR incorporates advanced protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout.
It is suitable for applications such as point-of-load power supplies, battery-powered devices, and distributed power systems. The device is available in a compact 15-pin HTQFP package, making it suitable for space-constrained designs. Overall, the TPS54226RGTR is a reliable solution for efficient DC-DC conversion in various electronic systems.

Equivalent

The TPS54226RGTR is a step-down (buck) voltage regulator from Texas Instruments. Equivalent products include the LM2596, LM2675, and LM2576 from Texas Instruments and other manufacturers like the LTC3780 from Analog Devices or the MIC29302 from Microchip. It's important to verify specifications like input/output voltage range, current rating, and efficiency when selecting an equivalent part.

Features

The TPS54226RGTR is a high-performance buck converter from Texas Instruments, designed for step-down voltage regulation. Key features include:
1. Wide Input Voltage Range: Accepts input voltages from 4.5V to 17V, making it suitable for various applications.
2. Adjustable Output Voltage: Supports output voltages from 0.8V to 5.5V.
3. High Efficiency: Offers up to 95% efficiency, which helps in reducing heat dissipation and improving battery life in portable devices.
4. Switching Frequency: Operates at a fixed frequency of 1 MHz, allowing for smaller passive components and a compact design.
5. Current Limit Protection: Features cycle-by-cycle current limiting and thermal shutdown for enhanced reliability.
6. Power Good Indicator: Integrates a Power Good flag for monitoring output voltage status.
7. Small Package: Available in a 16-pin HTQFP package, facilitating space-saving designs.
These features make the TPS54226RGTR suitable for a variety of applications, including consumer electronics, automotive, and industrial systems.

Pinout

The TPS54226RGTR is a step-down voltage regulator with a pin count of 14. This device is designed for high-efficiency power conversion. The primary functions of its pins are as follows:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node for inductor connection.
3. GND (Pin 3): Ground reference.
4. COMP (Pin 4): Compensation network connection for stability.
5. FB (Pin 5): Feedback voltage input for regulation.
6. SS (Pin 6): Soft-start control for output voltage ramp-up.
7. RT (Pin 7): Resistor timing connection for frequency setting.
8. EN (Pin 8): Enable pin for device activation.
9. ISEN (Pin 9): Current sense for overcurrent protection.
10. PGND (Pin 10): Power ground for switching node.
11. CSN (Pin 11): Current sense negative input.
12. CSP (Pin 12): Current sense positive input.
13. VOUT (Pin 13): Output voltage.
14. N/C (Pin 14): No connection.
This IC is suitable for various applications requiring efficient DC-DC conversion.

Manufacturer

The TPS54226RGTR is manufactured by Texas Instruments (TI), a prominent semiconductor company based in the United States. Texas Instruments specializes in designing and manufacturing a wide range of electronic components, including analog and digital semiconductors, embedded processors, and microcontrollers. Founded in 1930, TI has a long history of innovation in the electronics industry and is known for its contributions to various sectors, including automotive, industrial, communications, and consumer electronics. The TPS54226RGTR is a synchronous step-down (buck) DC-DC regulator designed for efficient power conversion in various applications. TI's commitment to quality and leading-edge technology makes it a key player in the semiconductor market.

Application

The TPS54226RGTR is a step-down DC-DC converter designed for various applications, including:
1. Power Supply for Microprocessors: Provides stable voltage for CPUs and microcontrollers.
2. Portable Devices: Ideal for battery-powered applications like smartphones and tablets.
3. Telecommunications: Used in base stations and networking equipment for efficient power management.
4. Industrial Automation: Powers sensors and actuators in automation and control systems.
5. Consumer Electronics: Suitable for TVs, gaming consoles, and other electronic devices.
6. Automotive Applications: Supports power supply needs in automotive electronics.
Its efficiency and compact design make it versatile for diverse applications.

Package

The TPS54226RGTR is packaged in a VQFN (Very Thin Quad Flat No-lead) package, specifically a 16-pin VQFN with a 3 mm x 3 mm footprint. This package type is designed for efficient thermal performance and space-saving in electronic applications.

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