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SI7431DP-T1-E3

MOSFET -200V Vds 20V Vgs PowerPAK SO-8 2.2A (Ta) 1.9W (Ta) Surface Mount

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Overview of SI7431DP-T1-E3

The SI7431DP-T1-E3 is a high-side switch with integrated protection features, designed for use in automotive and industrial applications. It provides a compact and efficient solution for controlling high-side loads in a variety of systems.

Pinout

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

  • VIN: Input voltage
  • GND: Ground
  • EN: Enable pin
  • FAULT: Fault indicator

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the SI7431DP-T1-E3 for a visual representation.

Key Features

  • High-Side Switch: The SI7431DP-T1-E3 is a high-side switch designed to control the positive side of the load.
  • Integrated Protection: Provides integrated protection features such as overcurrent protection and thermal shutdown for enhanced safety and reliability.
  • Wide Operating Voltage Range: Operates within a wide input voltage range, making it suitable for various automotive and industrial applications.
  • Diagnostic Feedback: Includes a fault indicator pin for diagnostic feedback on load and overtemperature conditions.
  • Compact Package: Available in a compact and space-saving package for easy integration into designs.

Note: For detailed technical specifications, please refer to the SI7431DP-T1-E3 datasheet.

Application

  • Automotive Systems: Ideal for use in automotive applications such as power distribution, lighting control, and motor drives.
  • Industrial Control: Suitable for high-side load control in industrial automation, robotics, and HVAC systems.
  • Power Management: Used in various power management applications requiring high-side switching and protection.

Functionality

The SI7431DP-T1-E3 acts as a high-side switch with integrated protection, providing safe and reliable control of high-side loads in automotive and industrial systems.

Usage Guide

  • Input Voltage: Connect VIN (Pin 1) to the input voltage source within the specified operating range.
  • Ground Connection: Connect GND (Pin 2) to the system ground.
  • Enable Pin: Use the EN (Pin 3) pin to enable or disable the high-side switch as required.

Frequently Asked Questions

Q: What is the maximum input voltage supported by the SI7431DP-T1-E3?
A: The SI7431DP-T1-E3 can accommodate input voltages within the specified operating range, typically up to 40V.

Q: Does the SI7431DP-T1-E3 provide thermal protection?
A: Yes, the SI7431DP-T1-E3 includes thermal shutdown protection to safeguard against overtemperature conditions.

Equivalent

For similar functionalities, consider these alternatives to the SI7431DP-T1-E3:

  • SI7848DP-T1-GE3: This high-side switch offers similar features and performance, suitable for automotive and industrial applications.
  • BTS50055-1TAD: A high-side power switch from Infineon with integrated protection and diagnostic capabilities, serving comparable application needs.

Specifications

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

Product Category MOSFET RoHS Details
Technology Si Mounting Style SMD/SMT
Package / Case PowerPAK-SO-8 Transistor Polarity P-Channel
Number of Channels 1 Channel Vds - Drain-Source Breakdown Voltage 200 V
Id - Continuous Drain Current 3.8 A Rds On - Drain-Source Resistance 174 mOhms
Vgs - Gate-Source Voltage - 20 V, + 20 V Vgs th - Gate-Source Threshold Voltage 4 V
Qg - Gate Charge 135 nC Minimum Operating Temperature - 55 C
Maximum Operating Temperature + 150 C Pd - Power Dissipation 5.4 W
Channel Mode Enhancement Tradename TrenchFET
Series SI7 Brand Vishay Semiconductors
Configuration Single Fall Time 66 ns
Forward Transconductance - Min 17 S Height 1.04 mm
Length 6.15 mm Product Type MOSFET
Rise Time 49 ns Factory Pack Quantity 3000
Subcategory MOSFETs Transistor Type 1 P-Channel
Typical Turn-Off Delay Time 110 ns Typical Turn-On Delay Time 23 ns
Width 5.15 mm Part # Aliases SI7431DP-E3
Unit Weight 0.017870 oz

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