TPS74901KTWR

Effective Inventory6,213

LDO Voltage Regulators 3.0A LDO Linear Reg

  • Manufacturer Part # : TPS74901KTWR

  • Package/Case: TO263-7

  • Part Status : ACTIVE

  • Brand: Texas Instruments

  • Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

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Shipping & Payment

Shipping & Payment

About Shipping

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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TPS74901KTWR DataSheet

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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for TPS74901KTWR or email to us: Email: [email protected], we will contact you in 12 hours.

Details

Texas Instruments' TPS74901KTWR sets the standard for low dropout voltage regulators, offering superior performance and reliability in a compact package. With its wide input range, low dropout voltage, and low quiescent current, this regulator is an excellent choice for power-sensitive applications where efficiency is key. Whether you're designing a cutting-edge smartphone or a sophisticated portable medical device, the TPS74901KTWR provides the stable and precise power supply you need for optimal performance. Trust in Texas Instruments to deliver innovative solutions for your power management challenges

Key Features

  • Rapid temperature compensation
  • Limited current consumption
  • Accurate output tracking
  • Error-free power delivery

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Output options Adjustable Output Iout (max) (A) 3
Vin (max) (V) 5.5 Vin (min) (V) 0.8
Vout (max) (V) 3.6 Vout (min) (V) 0.8
Noise (µVrms) 20 Iq (typ) (mA) 3
Thermal resistance θJA (°C/W) 34, 36 Rating Catalog
Load capacitance (min) (µF) 2.2 Regulated outputs (#) 1
Features Enable, Power good, Soft start Accuracy (%) 2
PSRR at 100 KHz (dB) 28 Dropout voltage (Vdo) (typ) (mV) 60, 120
Operating temperature range (°C) -40 to 125

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification TPS74901KTWR PDF Download

FAQs

What is TPS74901KTWR?

The TPS74901KTWR is a low-dropout (LDO) voltage regulator from Texas Instruments. It is designed to provide a stable and accurate voltage output, making it suitable for various applications such as powering noise-sensitive components in automotive, industrial, and consumer electronics.

How Does TPS74901KTWR Work?

The TPS74901KTWR regulates the input voltage to a precise and stable output voltage by using a feedback control loop. It maintains the output voltage within a specified range even when the input voltage or load conditions change. The LDO design ensures low dropout voltage, making it efficient for powering devices with tight voltage requirements.

How Many Pins does TPS74901KTWR have and What are the Functions of the Pinout Configuration?

The TPS74901KTWR comes in a 5-pin SOT-23 package. The pinout configuration includes:

  • VIN: Input voltage pin.
  • GND: Ground pin.
  • VOUT: Output voltage pin.
  • BYP: Bypass pin for additional external capacitor.
  • EN: Enable pin for turning the regulator on or off.

What are the Pros and Cons of TPS74901KTWR?

Pros:

  • Low Dropout Voltage: Efficiently regulates voltage even with small voltage differences between input and output.
  • Stability: Provides stable output voltage under varying input and load conditions.
  • Low Noise: Generates minimal electrical noise, suitable for noise-sensitive applications.
  • Small Package: Compact SOT-23 package saves space in designs with limited board space.
  • Enable Function: Allows for easy control of the regulator's output.

Cons:

  • Heat Dissipation: May require additional thermal considerations for high power dissipation.
  • Current Limit: Has a maximum output current limit that needs to be considered for higher current applications.
  • External Components: Some applications may require additional external components for optimal performance.

Are There Any Equivalents/Alternatives to TPS74901KTWR for Recommendation?

  • The TPS7A4901 from Texas Instruments is a similar LDO voltage regulator with slightly different specifications.
  • Alternatives to the TPS74901KTWR include the MCP1700 from Microchip Technology and the LD1117 from STMicroelectronics.

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