TC4422AVMF

Product Overview

Category

TC4422AVMF belongs to the category of integrated circuits (ICs).

Use

It is primarily used as a high-speed MOSFET driver.

Characteristics

• High peak output current capability
• Wide input voltage range
• Low propagation delay times
• Matched rise and fall times
• TTL/CMOS compatible inputs
• Undervoltage lockout protection
• Thermal shutdown protection

Package

The TC4422AVMF is available in a 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of TC4422AVMF lies in its ability to provide efficient and reliable driving of MOSFETs, enabling fast switching and precise control.

Packaging/Quantity

The TC4422AVMF 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: ±9A
• Input Logic Levels: CMOS/TTL compatible
• Propagation Delay Time: 55ns (typical)
• Rise/Fall Time: 25ns (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VDD - Power supply voltage
2. IN - Input pin for controlling the driver
3. LO - Low-side output pin
4. HO - High-side output pin
5. GND - Ground reference
6. SD - Shutdown pin for thermal protection
7. NC - No connection
8. VSS - Negative power supply voltage

Functional Features

• High peak output current allows for rapid charging and discharging of MOSFET gates.
• Wide input voltage range ensures compatibility with various logic levels.
• Low propagation delay times enable fast switching and reduced power losses.
• Matched rise and fall times ensure symmetrical switching characteristics.
• TTL/CMOS compatible inputs facilitate easy integration with existing systems.
• Undervoltage lockout protection prevents improper operation during low voltage conditions.
• Thermal shutdown protection safeguards the driver from overheating.

Advantages

• Efficient and reliable driving of MOSFETs
• Fast switching and precise control
• Wide compatibility with different logic levels
• Protection features enhance reliability and safety

Disadvantages

• Limited output current compared to some specialized drivers
• Relatively higher propagation delay times compared to certain high-speed drivers

Working Principles

The TC4422AVMF operates by receiving input signals at the IN pin, which controls the driver's output stages. The driver amplifies the input signals and provides sufficient current to rapidly charge or discharge the gate capacitance of the connected MOSFET. This enables efficient switching of the MOSFET, allowing precise control over its conduction state.

Detailed Application Field Plans

The TC4422AVMF is commonly used in various applications, including:

1. Switching power supplies
2. Motor control circuits
3. LED lighting systems
4. Audio amplifiers
5. DC-DC converters
6. Battery charging circuits

Detailed and Complete Alternative Models

1. TC4420AVMF: Similar specifications and features, but with a lower peak output current capability.
2. TC4424AVMF: Similar specifications and features, but with additional output channels for driving multiple MOSFETs simultaneously.
3. TC4427AVMF: Similar specifications and features, but with a wider operating temperature range.

(Note: This list is not exhaustive and other alternative models may exist.)

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