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MIC4469BN
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MIC4469BN

Product Overview

  • Category: Integrated Circuit
  • Use: Power MOSFET and IGBT Driver
  • Characteristics:
    • High peak output current
    • Wide input voltage range
    • Low propagation delay
    • Short-circuit protection
  • Package: DIP-8
  • Essence: High-speed, high-current driver
  • Packaging/Quantity: Tube of 25 pieces

Specifications

  • Supply Voltage Range: 4.5V to 18V
  • Output Current: 1.2A (peak)
  • Input Threshold Voltage: 2.5V (typical)
  • Propagation Delay: 50ns (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC4469BN features an 8-pin Dual In-line Package (DIP-8) with the following pin configuration:

  1. VDD: Supply Voltage
  2. IN: Input Control Signal
  3. LO: Low-Side Output
  4. COM: Common Ground
  5. HO: High-Side Output
  6. VBS: Bootstrap Supply Voltage
  7. VB: Bootstrap Capacitor Connection
  8. VS: High-Side Floating Supply Return

Functional Features

  • High peak output current allows driving power MOSFETs and IGBTs efficiently.
  • Wide input voltage range enables compatibility with various control signals.
  • Low propagation delay ensures fast switching performance.
  • Short-circuit protection safeguards the driver and the connected devices.

Advantages and Disadvantages

Advantages: - High-speed switching capability - Robust short-circuit protection - Versatile input voltage compatibility

Disadvantages: - Limited output current compared to some other models - Requires external bootstrap capacitor for proper operation

Working Principles

MIC4469BN is designed to drive power MOSFETs and IGBTs in various applications. It operates by receiving an input control signal (IN) and generating complementary output signals (LO and HO) to drive the low-side and high-side devices, respectively. The bootstrap supply voltage (VBS) is used to provide the necessary gate drive voltage for the high-side device.

Detailed Application Field Plans

MIC4469BN finds applications in a wide range of fields, including: 1. Motor control systems 2. Switch-mode power supplies 3. LED lighting drivers 4. Automotive electronics 5. Industrial automation

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MIC4469BN are: - IR2110 - TC4427 - HIP4081A - IRS21844 - MAX4420

These models offer similar functionality and can be suitable replacements depending on specific requirements.

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技術ソリューションにおける MIC4469BN の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of MIC4469BN in technical solutions:

  1. Q: What is MIC4469BN? A: MIC4469BN 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 MIC4469BN? A: The maximum voltage rating of MIC4469BN is typically around 18V.

  3. Q: Can MIC4469BN be used with both N-channel and P-channel MOSFETs? A: Yes, MIC4469BN can be used with both N-channel and P-channel MOSFETs.

  4. Q: What is the maximum output current capability of MIC4469BN? A: MIC4469BN has a maximum output current capability of around 1.4A.

  5. Q: Is MIC4469BN suitable for high-frequency switching applications? A: Yes, MIC4469BN is designed for high-speed switching applications and can operate at frequencies up to several megahertz.

  6. Q: Does MIC4469BN have built-in protection features? A: Yes, MIC4469BN includes built-in undervoltage lockout (UVLO) and thermal shutdown protection features.

  7. Q: Can MIC4469BN be used in automotive applications? A: Yes, MIC4469BN is suitable for automotive applications as it meets the necessary requirements for automotive environments.

  8. Q: What is the input logic threshold voltage of MIC4469BN? A: The input logic threshold voltage of MIC4469BN is typically around 2.5V.

  9. Q: Can MIC4469BN be used in low-voltage applications? A: Yes, MIC4469BN can be used in low-voltage applications as it operates down to a supply voltage of 4.5V.

  10. Q: What is the typical propagation delay of MIC4469BN? A: The typical propagation delay of MIC4469BN is around 40 nanoseconds.

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