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TPS5432DDAR

down adjustable DC-DC converter with 808mV to 4.5V output

Quantity Unit Price(USD) Ext. Price
1 $0.621 $0.62
10 $0.519 $5.19
30 $0.468 $14.04
100 $0.418 $41.80
500 $0.361 $180.50
1000 $0.346 $346.00

Inventory:6,308

*The price is for reference only.
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Overview of TPS5432DDAR

The TPS5432DDAR is a dual, adaptive on-time D-CAP2™ mode synchronous buck converter IC designed for voltage regulation applications in power management systems.This IC features adjustable frequency and offers high efficiency and performance in a compact package.

Pinout

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

  • SW:Switch Node Connection
  • PH:Phase Node Connection
  • BOOT:Bootstrap Voltage Connection
  • VBST:Bootstrapped High-Side Gate Drive Voltage
  • EN:Enable Input Pin
  • RT/CLK:Adjustable Frequency/Set Soft-Start Time
  • COMP:Error Amplifier Output
  • FB:Feedback Voltage Input
  • VOUT:Regulated Output Voltage
  • GND:Ground Connection


Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TPS5432DDAR IC for a visual representation.

Key Features

  • Dual Synchronous Buck Converter: The TPS5432DDAR integrates two synchronous buck converters, providing dual output voltage capabilities.
  • Adaptive On-Time Control: This IC utilizes adaptive on-time control for efficient voltage regulation and fast transient response.
  • Adjustable Frequency: The TPS5432DDAR allows users to adjust the switching frequency to optimize performance based on application requirements.
  • High Efficiency: With synchronous rectification and adaptive on-time D-CAP2™ mode, this IC offers high efficiency in power conversion.
  • Compact Package: Available in a small and space-saving package, the TPS5432DDAR is suitable for applications with limited board space.

Note: For detailed technical specifications, please refer to the TPS5432DDAR datasheet.

Application

  • Power Management Systems: Ideal for voltage regulation and power management in various electronic systems.
  • Embedded Systems: Suitable for use in embedded systems, IoT devices, and other compact applications requiring efficient power conversion.
  • Industrial Applications: Used in industrial power supply units, motor control systems, and other industrial equipment requiring stable power sources.

Functionality

The TPS5432DDAR is a dual synchronous buck converter IC that provides efficient voltage regulation and dual output capabilities. It is designed to deliver reliable and precise power conversion in a compact form factor.

Usage Guide

  • Power Supply: Connect the input voltage to the appropriate pins while ensuring proper grounding for optimal performance.
  • Output Adjustment: Modify the feedback loop components to adjust the output voltage as needed for the application.
  • Switching Frequency: Use the RT/CLK pin to set the switching frequency based on system requirements.

Frequently Asked Questions

Q: What is the efficiency range of the TPS5432DDAR?
A: The TPS5432DDAR offers efficiency levels typically above 90% depending on operating conditions and load.

Q: Can the TPS5432DDAR be used in automotive applications?
A: Yes, the TPS5432DDAR is suitable for automotive applications with its adaptable features and high efficiency design.

Equivalent

For similar functionalities, consider these alternatives to the TPS5432DDAR:

  • TPS5432-Q1: An automotive-grade version of the TPS5432DDAR with enhanced features for automotive applications.
  • TPS5433DDAR: A similar dual synchronous buck converter IC offering comparable performance and features to the TPS5432DDAR.

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) 0.808 Vout (max) (V) 4.5
Iout (max) (A) 3 Iq (typ) (mA) 0.36
Switching frequency (min) (kHz) 700 Switching frequency (max) (kHz) 700
Features Enable, Soft Start Adjustable, Synchronous Rectification Operating temperature range (°C) -40 to 125
Rating Catalog Regulated outputs (#) 1
Control mode current mode Duty cycle (max) (%) 98
Type Converter

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