TPS74901RGWR

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TPS74901RGWR

IC REG LINEAR POS ADJ 3A 20VQFN

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規格

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 3.6V
VoltageDropout(Max) 0.28V @ 3A
Current-Output 3A
PSRR 60dB ~ 30dB (1kHz ~ 300kHz)
ControlFeatures Enable, Power Good, Soft Start
ProtectionFeatures Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 20-VQFN Exposed Pad

概述

Description

The TPS74901RGWR is a low-dropout (LDO) linear voltage regulator designed by Texas Instruments. It is part of the TPS74901 series and is known for its high performance and efficiency. This regulator offers a wide input voltage range and provides a stable output voltage, making it suitable for a variety of applications including telecommunications, industrial, and consumer electronics.
Key features of the TPS74901RGWR include an adjustable output voltage range from 0.8V to 3.6V, a dropout voltage of typically 60mV at 1A load, and a maximum output current capability of 3A. It includes an active discharge feature, low noise, and fast transient response. The device also supports soft-start capability, allowing controlled turn-on and minimizing inrush current.
With its small package, the regulator is ideal for space-constrained applications. It also includes protection features such as over-current protection and thermal shutdown to ensure safe operation under various conditions. Overall, the TPS74901RGWR is suitable for applications requiring efficient power management and precise voltage regulation.

Features

The TPS74901RGWR is a low-dropout (LDO) regulator designed by Texas Instruments. It features an adjustable output voltage, allowing for flexibility in various applications. The device supports an input voltage range from 0.9V to 5.5V and can provide an output current of up to 1.5A. One of the key features of the TPS74901RGWR is its low dropout voltage, which is typically around 60 mV at 1.5A, enhancing efficiency and performance in low-voltage applications.
The regulator includes a soft-start capability that limits inrush current during startup, supporting a wide range of output capacitors. It also features an active pulldown circuit that ensures the output is actively discharged when the device is disabled.
Enhanced with excellent line and load transient response, the TPS74901RGWR is well-suited for powering sensitive loads. The device also incorporates multiple protection features, such as thermal shutdown and current limit, ensuring safe operation under fault conditions. Its small package size (20-pin VQFN) makes it ideal for space-constrained designs. This LDO regulator is widely used in applications such as point-of-load conversions, powering DSPs, FPGAs, and other digital ICs.

Package

The TPS74901RGWR is a low-dropout linear regulator from Texas Instruments, housed in a VQFN (Very Thin Quad Flat No-Lead) package with a 20-pin configuration. The package type is designed for efficient thermal performance, compact size, and easy integration into various electronic designs.

Pinout

The TPS74901RGWR is an adjustable low-dropout linear voltage regulator in the RGW package, which is a 20-pin VQFN (very thin quad flat no-lead) package. It is designed by Texas Instruments for applications requiring a high-performance, low-dropout voltage regulation. The device provides a high-accuracy output voltage via an adjustable option, and it features an enable pin for on/off control, a power-good output for system monitoring, and a soft-start pin to control the startup inrush current.
Key specifications include a typical dropout voltage of 94 mV at 1.5 A, wide input voltage range, and low output noise. It's ideal for powering sensitive analog loads, DSPs, FPGAs, and microcontrollers. The compact VQFN package enables efficient thermal management and space-saving designs.

Manufacturer

The TPS74901RGWR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. The company is known for its innovation in the fields of analog and embedded processing, providing solutions for a variety of industries including automotive, industrial, personal electronics, and communications. Texas Instruments is recognized for its contributions to advancing technology and supporting engineering and design efforts worldwide.

Application

The TPS74901RGWR is a low-dropout (LDO) voltage regulator commonly used in applications requiring precise voltage regulation, low noise, and high power efficiency. Its application areas include powering processors, ASICs, FPGAs, and DSPs in telecommunications, networking, and portable electronics. It's also utilized in consumer electronics, industrial instrumentation, and medical devices where stable output voltage and fast transient response are critical.

Equivalent

The TPS74901RGWR is a low-dropout (LDO) linear voltage regulator. Equivalent products from other manufacturers include the LT3080 from Analog Devices (formerly Linear Technology), the MIC29150 from Microchip Technology, and the NCP1117 from ON Semiconductor. These equivalents may vary in specific features, so it's important to compare parameters like dropout voltage, output current, and package type to ensure compatibility with your application.

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