• TPS54334DDAR HSOIC-8
TPS54334DDAR HSOIC-8

TPS54334DDAR

Conv DC-DC 4.2V to 28V Synchronous Step Down Single-Out 0.8V to 28V 3A 8-Pin HSOIC EP T/R

Quantity Unit Price(USD) Ext. Price
1 $1.082 $1.08
10 $0.904 $9.04
30 $0.806 $24.18
100 $0.696 $69.60
500 $0.653 $326.50
1000 $0.630 $630.00

Inventory:7,007

*The price is for reference only.
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  • Part Number : TPS54334DDAR

  • Package/Case : HSOIC-8

  • Brands : TI

  • Components Categories : Voltage Regulators - DC DC Switching Regulators

  • Datesheet : TPS54334DDAR DataSheet (PDF)

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Overview of TPS54334DDAR

The TPS54334DDAR is a synchronous buck DC-DC converter IC that provides high efficiency and accurate regulation for various power supply applications. It features an integrated high side and low side MOSFET for simplified design and reduced external component count, making it ideal for compact and efficient designs.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input Voltage
  • VOUT: Output Voltage
  • PGND: Power Ground
  • FB: Feedback Pin
  • COMP: Compensation Pin
  • EN: Enable Pin
  • SS/TR: Soft-Start/Tracking
  • BOOT: Bootstrap Capacitor Connection
  • SW: Switching Node

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TPS54334DDAR IC for a visual representation.

Key Features

  • Synchronous Buck Converter:The TPS54334DDAR is a synchronous buck converter offering high efficiency and accurate voltage regulation.
  • Integrated MOSFETs:Includes integrated high side and low side MOSFETs for simplified design and space-saving implementation.
  • Wide Input Voltage Range:Operates efficiently with input voltages ranging from 4.5V to 28V, suitable for various power supply applications.
  • Adjustable Switching Frequency:Allows for flexibility in design with an adjustable switching frequency range.
  • Overcurrent Protection:Features overcurrent protection to safeguard the IC and connected components during fault conditions.

Note: For detailed technical specifications, please refer to the TPS54334DDAR datasheet.

Application

  • Power Supply Modules: Ideal for use in power supply modules and voltage regulation circuits.
  • Embedded Systems: Suitable for providing power to embedded systems, microcontrollers, and digital circuits.
  • Industrial Applications: Used in various industrial applications requiring efficient power conversion and regulation.

Functionality

The TPS54334DDAR is designed to efficiently convert input voltage to a regulated output voltage, making it suitable for a wide range of power supply applications. Its integrated features and high efficiency make it a reliable choice for compact designs.

Usage Guide

  • Input Voltage: Connect the VIN pin to the input power source within the specified voltage range.
  • Output Voltage: Obtain the regulated output voltage from the VOUT pin based on the application requirements.
  • Enable Pin: Use the EN pin to enable or disable the IC as needed for power management.

Frequently Asked Questions

Q: What is the efficiency rating of the TPS54334DDAR?
A: The TPS54334DDAR offers high efficiency ratings, typically above 90% under normal operating conditions.

Q: Is the TPS54334DDAR suitable for automotive applications?
A: Yes, the TPS54334DDAR can be used in automotive applications provided the operating conditions and environmental requirements are met.

Equivalent

For similar functionalities, consider these alternatives to the TPS54334DDAR:

  • LMR23630: A synchronous buck converter IC with comparable features and performance characteristics.
  • MP2307: This DC-DC buck converter IC offers similar efficiency and regulation capabilities to the TPS54334DDAR.

TPS54334DDAR

Specifications

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

Vin (min) (V) 4.2 Vin (max) (V) 28
Vout (min) (V) 0.8 Vout (max) (V) 25
Iout (max) (A) 3 Iq (typ) (mA) 0.6
Switching frequency (min) (kHz) 570 Switching frequency (max) (kHz) 570
Features Enable, Light Load Efficiency, Power good, Soft Start Fixed, Synchronous Rectification, UVLO adjustable Operating temperature range (°C) -40 to 85
Rating Catalog Regulated outputs (#) 1
Control mode current mode Duty cycle (max) (%) 90
Type Converter

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