TPS54418RTET

TPS54418RTET is a synchronous step-down SWIFT™ converter with an input range from 2.95V to 6V and a 4A output capability
4,960 Effective Inventory

TPS54418RTET

Effective Inventory4,960

TPS54418RTET is a synchronous step-down SWIFT™ converter with an input range from 2.95V to 6V and a 4A output capability

  • Manufacturer Part # : TPS54418RTET

  • Package/Case: WQFN-16

  • Part Status : ACTIVE

  • Brand: Texas Instruments

  • Product Categories : Voltage Regulators - DC DC Switching Regulators

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Service & Packaging

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TPS54418RTET DataSheet
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Please submit RFQ for TPS54418RTET or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The TPS54418RTET is a synchronous buck converter integrated circuit (IC) from Texas Instruments. It operates with a wide input voltage range of 4.5V to 17V, making it suitable for a variety of applications. The IC is capable of delivering up to 4A of continuous output current with high efficiency, thanks to its integrated high-side and low-side power MOSFETs. The TPS54418RTET features an adjustable switching frequency up to 1.5MHz, allowing for flexibility in optimizing efficiency and size. It also includes programmable soft-start, power good indicator, and overcurrent protection features to ensure reliable and safe operation. The device is housed in a small 3.5mm x 3.5mm QFN package, making it ideal for space-constrained designs.Furthermore, the IC offers low EMI emissions and superior transient response, enhancing overall system performance. It is designed for use in a wide range of applications, including industrial, communications, and consumer electronics.

Key Features

  • This converter is designed to operate with high reliability and minimal maintenance
  • Features advanced power management and thermal control
  • Suitable for use in a wide range of industrial, automotive, and consumer applications

Application

  • Versatile voltage regulation
  • Great for networking
  • Industrial-grade power

Specifications

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

Vin (min) (V) 2.95 Vin (max) (V) 6
Vout (min) (V) 0.8 Vout (max) (V) 4.5
Iout (max) (A) 4 Iq (typ) (mA) 0.35
Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2000
Features Enable, Frequency synchronization, Power good, Pre-Bias Start-Up, Soft Start Adjustable, Synchronous Rectification, UVLO adjustable Operating temperature range (°C) -40 to 150
Rating Catalog Regulated outputs (#) 1
Control mode current mode Duty cycle (max) (%) 98
Type Converter

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 TPS54418RTET PDF Download

FAQs

What is TPS54418RTET?

The TPS54418RTET is a synchronous step-down DC-DC converter integrated circuit (IC) manufactured by Texas Instruments. It is designed for high-efficiency power conversion in a wide range of applications, including industrial, automotive, and consumer electronics.

How Does TPS54418RTET Work?

The TPS54418RTET operates by efficiently converting a higher input voltage to a lower regulated output voltage. It utilizes a synchronous buck converter topology to step down the voltage while maintaining high efficiency. The IC includes features such as pulse width modulation (PWM) control and various protection mechanisms to ensure reliable power delivery.

How Many Pins does TPS54418RTET have and What are the Functions of the Pinout Configuration?

The TPS54418RTET is housed in a 16-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:

  • VIN: Input voltage pin.
  • VOUT: Output voltage pin.
  • EN: Enable pin for turning the converter on and off.
  • FB: Feedback pin for regulating the output voltage.
  • PG: Power good indicator pin.
  • SS/TR: Soft start/tracking pin for controlling the output voltage ramp-up.
  • BOOT: Bootstrap capacitor pin for driving the high-side MOSFET.
  • SW: Switching node connection pin.
  • Various other pins for ground and compensation components.

What are the Pros and Cons of TPS54418RTET?

Pros:

  • High Efficiency: Provides efficient power conversion, minimizing energy loss.
  • Compact Size: Comes in a small QFN package, suitable for space-constrained designs.
  • Wide Application Range: Suitable for various industries and environments due to its versatile performance.
  • Integrated Features: Includes protection features like overcurrent and thermal shutdown for system reliability.
  • Adjustable Output: Allows for flexible output voltage adjustments based on application requirements.

Cons:

  • Complexity: Requires careful consideration of external components and layout for optimal performance.
  • Thermal Management: May require additional heat sinking or thermal design considerations for high-power applications.
  • Cost: High-performance DC-DC converters like the TPS54418RTET may come at a higher cost compared to simpler alternatives.

Are There Any Equivalents/Alternatives to TPS54418RTET for Recommendation?

  • The LM43603 from Texas Instruments is a similar synchronous step-down DC-DC converter with slightly different features.
  • Alternatives to the TPS54418RTET include the MP2363 from Monolithic Power Systems and the LT8610 from Analog Devices.

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