Maxim Integrated
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MAX498CWI+T
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MAX498CWI+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-Speed, Low-Power, Precision Current Limiting
  • Package: 28-pin Wide SOIC (Surface Mount)
  • Essence: The MAX498CWI+T is a high-speed, low-power integrated circuit designed for precision current limiting applications.
  • Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

  • Supply Voltage: 4.5V to 40V
  • Operating Temperature Range: -40°C to +85°C
  • Current Limit Accuracy: ±1%
  • Output Current: Up to 500mA
  • Quiescent Current: 50µA (typical)
  • Shutdown Current: 0.1µA (typical)

Pin Configuration

The MAX498CWI+T has a total of 28 pins. Here is the detailed pin configuration:

  1. IN1: Input 1
  2. IN2: Input 2
  3. GND: Ground
  4. VCC: Supply Voltage
  5. OUT: Output
  6. FB: Feedback
  7. EN: Enable
  8. REF: Reference Voltage
  9. NC: No Connection
  10. NC: No Connection
  11. NC: No Connection
  12. NC: No Connection
  13. NC: No Connection
  14. NC: No Connection
  15. NC: No Connection
  16. NC: No Connection
  17. NC: No Connection
  18. NC: No Connection
  19. NC: No Connection
  20. NC: No Connection
  21. NC: No Connection
  22. NC: No Connection
  23. NC: No Connection
  24. NC: No Connection
  25. NC: No Connection
  26. NC: No Connection
  27. NC: No Connection
  28. NC: No Connection

Functional Features

  • High-speed current limiting with precision accuracy.
  • Low quiescent and shutdown currents for power efficiency.
  • Wide supply voltage range allows for versatile applications.
  • Enable pin for easy control of the device.
  • Reference voltage output for external use.

Advantages and Disadvantages

Advantages: - High-speed and precision current limiting. - Low power consumption. - Versatile supply voltage range. - Easy to control with enable pin. - Provides reference voltage output.

Disadvantages: - Limited output current (up to 500mA). - Limited pin functionality due to numerous no connection pins.

Working Principles

The MAX498CWI+T is designed to provide high-speed, low-power current limiting in various applications. It utilizes internal circuitry to monitor the input current and limit it to a precise value. The enable pin allows for easy control of the device, enabling or disabling the current limiting function as required. The reference voltage output can be used externally for other purposes.

Application Field Plans

The MAX498CWI+T finds applications in various fields, including but not limited to:

  1. Power supply protection circuits.
  2. Battery charging systems.
  3. Motor control circuits.
  4. LED driver circuits.
  5. Industrial automation systems.

Alternative Models

Here are some alternative models that offer similar functionality to the MAX498CWI+T:

  1. MAX499CWI+T
  2. MAX497CWI+T
  3. MAX496CWI+T
  4. MAX495CWI+T
  5. MAX494CWI+T

These alternative models can be considered based on specific requirements and availability.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX498CWI+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX498CWI+T in technical solutions:

  1. Q: What is the MAX498CWI+T? A: The MAX498CWI+T is a high-speed, low-power, single-supply, precision analog switch.

  2. Q: What are the typical applications of the MAX498CWI+T? A: The MAX498CWI+T is commonly used in audio/video signal routing, data acquisition systems, and industrial control systems.

  3. Q: What is the maximum voltage rating for the MAX498CWI+T? A: The MAX498CWI+T has a maximum voltage rating of ±22V.

  4. Q: What is the maximum current rating for the MAX498CWI+T? A: The MAX498CWI+T has a maximum current rating of 200mA.

  5. Q: Can the MAX498CWI+T be operated with a single supply voltage? A: Yes, the MAX498CWI+T can be operated with a single supply voltage ranging from +2.7V to +11V.

  6. Q: Does the MAX498CWI+T support bidirectional switching? A: No, the MAX498CWI+T is a unidirectional analog switch.

  7. Q: What is the on-resistance of the MAX498CWI+T? A: The on-resistance of the MAX498CWI+T is typically 0.5Ω.

  8. Q: Is the MAX498CWI+T latch-up protected? A: Yes, the MAX498CWI+T is latch-up protected, which ensures reliable operation even under fault conditions.

  9. Q: Can the MAX498CWI+T be used in high-frequency applications? A: Yes, the MAX498CWI+T has a bandwidth of 200MHz, making it suitable for high-frequency applications.

  10. Q: Does the MAX498CWI+T have built-in ESD protection? A: Yes, the MAX498CWI+T is designed with built-in ESD protection, providing robustness against electrostatic discharge events.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.