• CSD18503Q5A VSONP (DQJ)-8
CSD18503Q5A VSONP (DQJ)-8

CSD18503Q5A

Texas Instruments CSD18503Q5A N-channel MOSFET Transistor, 145 A, 40 V, 8-Pin SON

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  • Part Number : CSD18503Q5A

  • Package/Case : VSONP (DQJ)-8

  • Brands : TI

  • Components Categories : FETs, MOSFETsSingle FETs, MOSFETs

  • Datesheet : CSD18503Q5A DataSheet (PDF)

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Overview of CSD18503Q5A

The CSD18503Q5A is an N-channel NexFET™ power MOSFET designed for high-efficiency power management applications. This MOSFET features a low Rds(on) for reduced conduction losses and improved thermal performance, making it ideal for high-current power delivery systems.

Pinout

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

  • G: Gate
  • D: Drain
  • S: Source
  • VDD: Power Supply Input
  • VSS: Power Ground
  • N/C: No Connection
  • N/C: No Connection


Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the CSD18503Q5A MOSFET for visual reference.

Key Features

  • High Efficiency: The CSD18503Q5A offers high efficiency in power management applications, reducing power losses and improving overall system performance.
  • Low Rds(on): With a low on-state resistance, this MOSFET minimizes conduction losses and thermal issues in high-current applications.
  • Fast Switching Speed: The fast switching characteristics of the CSD18503Q5A ensure quick response times in switching operations.
  • Thermal Performance: Designed for enhanced thermal performance, this MOSFET can operate reliably in demanding environments.
  • Protection Features: The CSD18503Q5A includes protection features such as overcurrent protection and thermal shutdown to safeguard the system.

Note: For detailed technical specifications, please refer to the CSD18503Q5A datasheet.

Application

  • Power Management Systems: Ideal for use in power management systems requiring efficient and high-current handling capabilities.
  • DC-DC Converters: Suitable for DC-DC converter applications that demand high efficiency and low conduction losses.
  • Motor Control: Used in motor control systems to regulate power delivery and enhance motor performance.

Functionality

The CSD18503Q5A is a high-efficiency power MOSFET that offers low on-state resistance and fast switching speeds. It provides reliable power management solutions for various applications requiring high-current handling.

Usage Guide

  • Power Supply: Connect the VDD pin to the power supply input and the VSS pin to the power ground.
  • Gate Control: Apply the appropriate gate voltage to control the switching behavior of the MOSFET.
  • Heat Dissipation: Ensure adequate thermal management to maintain the MOSFET within safe operating temperatures.

Frequently Asked Questions

Q: What is the maximum current rating of the CSD18503Q5A?
A: The CSD18503Q5A is rated for a maximum continuous drain current specified in the datasheet.

Q: Can the CSD18503Q5A be used in automotive applications?
A: Yes, the CSD18503Q5A is suitable for automotive power management applications due to its high efficiency and robust design.

Equivalent

For similar functionalities, consider these alternatives to the CSD18503Q5A:

  • CSD18532Q5A: Another N-channel NexFET™ power MOSFET with slightly different electrical characteristics or package options.
  • CSD18504Q5A: This MOSFET offers comparable performance to the CSD18503Q5A with potential variations in specifications.

Specifications

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

VDS (V) 40 Configuration Single
Rds(on) at VGS=4.5 V (max) (mΩ) 6.2 Rds(on) at VGS=10 V (max) (mΩ) 4.3
IDM - pulsed drain current (max) (A) 400 QG (typ) (nC) 26
QGD (typ) (nC) 4.3 QGS (typ) (nC) 4.5
VGS (V) 20 VGSTH typ (typ) (V) 1.8
ID - silicon limited at TC=25°C (A) 120 ID - package limited (A) 100
Logic level Yes Operating temperature range (°C) -55 to 150
Rating Catalog

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