MIC4452VM-TR

Product Overview

Category

MIC4452VM-TR belongs to the category of integrated circuit (IC) devices.

Use

This product is commonly used as a high-speed, high-current MOSFET driver. It provides efficient and reliable switching control for power electronics applications.

Characteristics

• High-speed switching capability
• High current drive capability
• Low input/output propagation delay
• Wide operating voltage range
• Thermal shutdown protection
• Under-voltage lockout protection

Package

MIC4452VM-TR is available in a small outline package (SOP) with 8 pins.

Essence

The essence of MIC4452VM-TR lies in its ability to provide precise and efficient control over the switching of MOSFETs, enabling optimal performance in power electronics systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 4.5V to 18V
• Output Current: Up to 6A
• Input Logic Voltage: 0V to VDD
• Operating Temperature Range: -40°C to +125°C
• Rise/Fall Time: 15ns (typical)
• Propagation Delay: 35ns (typical)

Detailed Pin Configuration

1. IN - Input pin for logic control signal
2. GND - Ground reference pin
3. VDD - Positive supply voltage pin
4. LO - Low-side gate driver output
5. HO - High-side gate driver output
6. VS - High-side floating supply voltage pin
7. HS - High-side floating supply voltage pin
8. NC - No connection pin

Functional Features

• High-speed switching: MIC4452VM-TR enables fast switching of MOSFETs, reducing power losses and improving efficiency.
• High current drive: It provides sufficient current to drive MOSFETs with low on-resistance, ensuring optimal performance.
• Low propagation delay: The minimal delay between input and output signals allows precise control over the switching operation.
• Thermal shutdown protection: In case of excessive temperature, the device automatically shuts down to prevent damage.
• Under-voltage lockout protection: It ensures that the device operates within the specified voltage range, preventing malfunction.

Advantages and Disadvantages

Advantages

• Efficient and reliable MOSFET switching control
• Wide operating voltage range
• Thermal and under-voltage protection features enhance system safety
• Compact SOP package for space-constrained applications

Disadvantages

• Limited output current compared to some specialized drivers
• Requires external components for complete circuit implementation

Working Principles

MIC4452VM-TR operates by receiving a logic control signal at the IN pin. Based on this input, it generates complementary gate drive signals (LO and HO) to control the switching of MOSFETs. The high-speed switching capability, combined with high current drive, enables efficient power conversion in various applications.

Detailed Application Field Plans

MIC4452VM-TR finds extensive application in power electronics systems, including but not limited to: - Motor control circuits - Switch-mode power supplies - DC-DC converters - LED lighting systems - Class-D audio amplifiers

Detailed and Complete Alternative Models

1. MIC4427YM-TR: Similar specifications and features, available in a different package (SOIC-8).
2. IR2110PBF: Higher output current capability, additional bootstrap functionality.
3. TC4420CPA: Lower supply voltage requirement, wider operating temperature range.

These alternative models offer similar functionalities and can be considered based on specific requirements and design constraints.

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