RT8179BGQW

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RT8179BGQW

+Nomenclature

IC REG CTRLR SVI2 2OUT WQFN-40

  • FabricantRichtek USA Inc.

  • Pièce fabricant #RT8179BGQW

  • En stock6257

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Spécifications

Attribut Valeur
Part Status Active
Output Type Transistor Driver
Function Step-Up
Output Configuration Positive
Topology Boost
Number of Outputs 2
Output Phases 2
Voltage - Supply (Vcc/Vdd) 4.5V ~ 26V
Synchronous Rectifier No
Clock Sync No
Control Features Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Slew Control, Soft Start
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 40-WFQFN Exposed Pad
Supplier Device Package 40-WQFN (5x5)
Base Product Number RT8179

Présentation

Description

The RT8179BGQW is a high-efficiency, synchronous buck regulator designed for applications requiring low voltage and high current. It converts input voltages ranging from 4.5V to 17V to output voltages as low as 0.8V, making it suitable for powering modern processors and FPGAs.
This regulator features a built-in high-side and low-side MOSFET, enabling efficient power conversion with minimal heat generation. Its peak current mode control architecture provides fast transient response and stable operation across varying load conditions.
Key characteristics include an adjustable output voltage through external resistors, a programmable soft-start feature to limit inrush current, and protections against overcurrent and thermal events. The RT8179BGQW is ideal for applications in computing, networking, and telecommunications, where efficient power management is critical.
With its compact package and robust performance, the RT8179BGQW is a versatile solution for engineers looking to optimize power delivery in their designs.

Equivalent

The RT8179BGQW is a voltage regulator primarily used for power management in devices. Equivalent products include the TI TPS51120, ON Semiconductor NCP81239, and the ISL6323 from Renesas. Ensure compatibility with specifications like output voltage, current rating, and thermal performance when selecting alternatives. Always refer to the manufacturer's datasheets for detailed comparisons.

Features

The RT8179BGQW is a high-performance, synchronous step-down voltage regulator designed for efficient power management applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 18V.
2. Output Current: Capable of delivering up to 3A of continuous output current.
3. Switching Frequency: Operates at a fixed frequency of 300kHz, which helps in maintaining high efficiency across various loads.
4. Synchronous Rectification: Improves efficiency by using internal high-side and low-side MOSFETs.
5. Adjustable Output Voltage: Output voltage can be adjusted from 0.8V to 15V, allowing flexibility for different applications.
6. Protection Features: Includes over-current protection, over-temperature protection, and under-voltage lockout, ensuring reliable operation.
7. Compact Package: Offered in a thermally enhanced QFN package, enabling easier integration into space-constrained designs.
These features make the RT8179BGQW suitable for a variety of applications, including consumer electronics, industrial equipment, and battery-powered devices.

Pinout

The RT8179BGQW is a high-efficiency synchronous buck regulator typically used for power supply applications in laptops and similar devices. It features a pin count of 8.
The function of each pin is as follows:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. SW: Switch node, connected to the inductor.
4. VOUT: Output voltage feedback.
5. COMP: Compensation network connection for stability.
6. FB: Feedback pin for voltage regulation.
7. EN: Enable pin to turn the device on/off.
8. PGOOD: Power good indicator that signals when the output voltage is within the desired range.
This regulator is designed to provide a stable output voltage with high efficiency, making it suitable for various applications.

Manufacturer

The RT8179BGQW is manufactured by Richtek Technology Corporation, a company that specializes in designing and producing advanced power management integrated circuits (PMICs). Founded in 2001 and based in Taiwan, Richtek focuses on high-performance, energy-efficient solutions for various applications, including consumer electronics, communications, and automotive systems. Their product range includes voltage regulators, LED drivers, and battery management ICs, catering to the needs of modern electronic devices. Richtek is recognized for its innovative designs and commitment to quality, serving clients globally in the semiconductor industry.

Application

The RT8179BGQW is a high-performance voltage regulator primarily used in computer applications. It is suitable for powering CPUs, GPUs, and memory modules in motherboards and graphics cards. Additionally, it finds application in consumer electronics like laptops, tablets, and gaming consoles. The device supports point-of-load (POL) applications, providing efficient voltage regulation in compact spaces. Its features include low quiescent current and excellent transient response, making it ideal for energy-sensitive designs. Overall, the RT8179BGQW is utilized in various electronic devices requiring reliable power management solutions.

Package

The RT8179BGQW is packaged in a QFN (Quad Flat No-lead) package type, specifically in a 3mm x 3mm size. This package design allows for efficient thermal dissipation and is suitable for compact electronic applications.