UCC27524DGN - English Editing Encyclopedia Entry

Product Overview

Category

UCC27524DGN belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a high-speed, dual-channel gate driver for power MOSFETs and IGBTs.

Characteristics

• High-speed switching capability
• Low propagation delay
• Wide operating voltage range
• High peak output current
• Robust protection features

Package

UCC27524DGN is available in a 8-pin plastic dual in-line package (PDIP).

Essence

The essence of UCC27524DGN lies in its ability to efficiently drive power MOSFETs and IGBTs, enabling high-performance switching applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 4.5V to 18V
• Output Current: ±4A
• Propagation Delay: 15ns
• Rise/Fall Time: 10ns
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VDD: Power supply input
2. IN1: Input control signal for channel 1
3. GND: Ground reference
4. OUT1: Output for channel 1
5. VB1: Bootstrap supply voltage for channel 1
6. VS: High-side floating supply return
7. OUT2: Output for channel 2
8. IN2: Input control signal for channel 2

Functional Features

• Dual-channel gate driver
• Independent input control for each channel
• Integrated bootstrap diode for high-side drive
• Under-voltage lockout protection
• Over-current protection
• Shoot-through protection

Advantages and Disadvantages

Advantages

• High-speed switching capability allows for efficient power conversion
• Robust protection features enhance system reliability
• Wide operating voltage range enables versatile applications
• Dual-channel design provides flexibility in driving multiple devices simultaneously

Disadvantages

• Limited output current compared to some specialized gate drivers
• Relatively higher cost compared to basic gate driver ICs

Working Principles

UCC27524DGN operates by receiving input control signals (IN1 and IN2) and generating corresponding gate drive signals (OUT1 and OUT2) to control the switching of power MOSFETs or IGBTs. The integrated bootstrap diode (VB1) ensures efficient high-side drive, while the under-voltage lockout and over-current protection mechanisms safeguard against potential faults.

Detailed Application Field Plans

UCC27524DGN finds extensive application in various fields, including: 1. Motor drives 2. Power supplies 3. Solar inverters 4. Uninterruptible power supplies (UPS) 5. Electric vehicles (EVs)

Detailed and Complete Alternative Models

1. UCC27523: Similar to UCC27524DGN but with a single channel instead of dual channels.
2. UCC27525: Similar to UCC27524DGN but with higher output current capability.
3. UCC27526: Similar to UCC27524DGN but with additional protection features.

These alternative models provide options based on specific requirements and system constraints.

In conclusion, UCC27524DGN is a high-speed, dual-channel gate driver IC that offers efficient and reliable switching control for power MOSFETs and IGBTs. Its wide range of applications, robust protection features, and flexible pin configuration make it a popular choice in various industries.