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MIC4468YN
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MIC4468YN

Product Overview

  • Category: Integrated Circuit
  • Use: Power MOSFET and IGBT Driver
  • Characteristics: High-speed, high-current, low-side driver
  • Package: DIP-8 (Dual In-line Package)
  • Essence: Provides a high current drive capability for power MOSFETs and IGBTs
  • Packaging/Quantity: Tube packaging, 50 units per tube

Specifications

  • Supply Voltage: 4.5V to 18V
  • Output Current: 1.4A (peak), 0.4A (continuous)
  • Input Threshold Voltage: 2.4V (typical)
  • Propagation Delay: 55ns (typical)
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MIC4468YN has a DIP-8 package with the following pin configuration:

____ IN1 |1 8| VCC IN2 |2 7| GND LO |3 6| HO VS |4 5| HS ------

Functional Features

  • High-speed switching: The MIC4468YN provides fast switching times, allowing efficient control of power MOSFETs and IGBTs.
  • High-current drive: With a peak output current of 1.4A, it can handle demanding applications that require high current levels.
  • Low-side driver: Designed specifically for driving the low side of power switches, making it suitable for various power electronics applications.

Advantages and Disadvantages

Advantages: - Fast switching times enable efficient power control. - High-current drive capability allows for demanding applications. - Suitable for driving power MOSFETs and IGBTs.

Disadvantages: - Limited to low-side driving, not suitable for high-side applications. - Requires an external power supply.

Working Principles

The MIC4468YN is a high-speed, high-current driver designed to control power MOSFETs and IGBTs. It operates by receiving input signals (IN1 and IN2) and generating corresponding output signals (LO and HO) to drive the gate of the power device. The VS pin is connected to the power supply voltage, while the HS pin is connected to the power device's high-side voltage. This configuration allows for efficient switching and control of the power device.

Detailed Application Field Plans

The MIC4468YN is commonly used in various applications that require high-speed and high-current switching, such as:

  1. Motor Control: It can be used to drive the power switches in motor control circuits, enabling precise control of motor speed and direction.
  2. Switching Power Supplies: The MIC4468YN can be utilized in power supply circuits to efficiently switch power devices, ensuring stable and regulated output voltages.
  3. LED Lighting: It is suitable for driving power MOSFETs or IGBTs in LED lighting applications, providing efficient control over LED brightness.

Detailed and Complete Alternative Models

  1. IR2110: A similar high-speed, high-current driver with independent high and low side channels.
  2. TC4427: Offers similar functionality but in a smaller SOT-23 package.
  3. HIP4081A: Provides enhanced features like shoot-through protection and adjustable dead-time control.

These alternative models offer similar capabilities to the MIC4468YN and can be considered based on specific application requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MIC4468YN dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of MIC4468YN in technical solutions:

  1. Q: What is MIC4468YN? A: MIC4468YN is a high-speed, low-side MOSFET driver IC designed for driving power MOSFETs in various applications.

  2. Q: What is the maximum voltage rating of MIC4468YN? A: The maximum voltage rating of MIC4468YN is typically around 18V.

  3. Q: Can MIC4468YN be used to drive other types of transistors besides MOSFETs? A: No, MIC4468YN is specifically designed for driving power MOSFETs and may not be suitable for other transistor types.

  4. Q: What is the maximum output current capability of MIC4468YN? A: MIC4468YN can typically provide a peak output current of up to 1.4A.

  5. Q: Is MIC4468YN compatible with both TTL and CMOS logic levels? A: Yes, MIC4468YN is compatible with both TTL (5V) and CMOS (3.3V or 5V) logic levels.

  6. Q: Can MIC4468YN handle high-frequency switching applications? A: Yes, MIC4468YN is designed for high-speed switching applications and can operate at frequencies up to several megahertz.

  7. Q: Does MIC4468YN have built-in protection features? A: Yes, MIC4468YN includes various protection features such as thermal shutdown, under-voltage lockout, and shoot-through protection.

  8. Q: What is the typical operating temperature range for MIC4468YN? A: MIC4468YN can typically operate within a temperature range of -40°C to +125°C.

  9. Q: Can MIC4468YN be used in automotive applications? A: Yes, MIC4468YN is suitable for automotive applications as it meets the necessary requirements for automotive-grade components.

  10. Q: Are there any application notes or reference designs available for MIC4468YN? A: Yes, the manufacturer of MIC4468YN provides application notes and reference designs that can help with the implementation of the IC in various technical solutions.

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