TC4427ACOA

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Driver for MOSFETs and IGBTs
• Characteristics:
  • High peak output current
  • Wide input voltage range
  • Fast rise and fall times
  • Low propagation delay
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Power MOSFET and IGBT driver
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 4.5V to 18V
• Output Current: 1.5A (peak)
• Input Threshold Voltage: 2.5V (typical)
• Rise Time: 25ns (typical)
• Fall Time: 20ns (typical)
• Propagation Delay: 55ns (typical)

Detailed Pin Configuration

The TC4427ACOA has the following pin configuration:

___________ | | 1 | VDD | 8 VOUT 2 | IN | 7 GND 3 | LO | 6 HO 4 | NC | 5 NC |___________|

Functional Features

• High peak output current allows driving capacitive loads efficiently.
• Wide input voltage range enables compatibility with various control signals.
• Fast rise and fall times minimize switching losses and improve efficiency.
• Low propagation delay ensures precise timing in switching applications.

Advantages and Disadvantages

Advantages: - High output current capability - Wide input voltage range - Fast switching times - Low propagation delay

Disadvantages: - Limited number of pins for additional functionality - Not suitable for high-frequency applications

Working Principles

The TC4427ACOA is a high-speed driver IC designed to provide efficient switching control for power MOSFETs and IGBTs. It operates by receiving input signals through the IN pin, which controls the output state of the HO (high-side) and LO (low-side) pins. The VDD pin provides the necessary supply voltage for the internal circuitry.

When the input signal at the IN pin transitions from low to high, the HO pin goes high, turning on the high-side switch. Conversely, when the input signal transitions from high to low, the LO pin goes low, turning on the low-side switch. This allows for effective control of the connected MOSFET or IGBT.

Detailed Application Field Plans

The TC4427ACOA is commonly used in various applications, including: - Motor control systems - Switching power supplies - LED lighting drivers - DC-DC converters - Solenoid and relay drivers

Its fast switching times and high output current capability make it suitable for applications that require precise control and efficient power delivery.

Detailed and Complete Alternative Models

Some alternative models to the TC4427ACOA include: - TC4420/TC4429: Similar functionality with different package options - IR2110: High-voltage gate driver IC - MAX4427: Low-power dual MOSFET driver

These alternative models offer similar features and can be considered based on specific application requirements.

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