UCC27517DBVR

Product Overview

Category

UCC27517DBVR 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 operation: UCC27517DBVR offers fast switching times, enabling efficient control of power devices.
• Dual-channel design: The IC features two independent channels, allowing simultaneous control of multiple power devices.
• Low propagation delay: With minimal delay, this gate driver ensures precise timing in power device switching.
• Wide operating voltage range: UCC27517DBVR can operate within a wide voltage range, making it suitable for various applications.
• Small package size: This IC is available in a compact SOT-23 package, enabling space-efficient designs.

Package and Quantity

UCC27517DBVR is packaged in a SOT-23-6 package. It is typically sold in reels containing 3000 units.

Specifications

• Supply voltage range: 4.5V to 18V
• Output current capability: ±4A peak
• Propagation delay: 15ns (typical)
• Rise/fall time: 7ns (typical)
• Operating temperature range: -40°C to 125°C

Pin Configuration

The UCC27517DBVR IC has the following pin configuration:

___________ | | IN1|1 6|VDD IN2|2 5|OUT GND|3 4|VSS |___________|

Functional Features

• Independent input channels: UCC27517DBVR provides two separate input channels, allowing individual control of each power device.
• Schmitt-trigger inputs: The IC incorporates Schmitt-trigger inputs, ensuring robust and noise-immune operation.
• Under-voltage lockout (UVLO): This feature prevents the IC from operating when the supply voltage falls below a specified threshold, enhancing system reliability.
• Over-current protection: UCC27517DBVR includes built-in over-current protection to safeguard power devices from excessive current flow.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient control of power devices.
• Dual-channel design allows simultaneous control of multiple power devices.
• Small package size facilitates space-efficient designs.
• Wide operating voltage range makes it suitable for various applications.

Disadvantages

• Limited output current capability compared to some other gate driver ICs.
• SOT-23 package may not be suitable for high-power applications requiring enhanced thermal dissipation.

Working Principles

UCC27517DBVR operates by receiving input signals through its independent channels (IN1 and IN2). These input signals are then amplified and used to drive the gate of power MOSFETs or IGBTs. The IC's fast switching times ensure precise control of power devices, allowing efficient power conversion or amplification.

Detailed Application Field Plans

UCC27517DBVR finds application in various fields, including: 1. Motor control systems 2. Switch-mode power supplies 3. Class-D audio amplifiers 4. Solar inverters 5. LED lighting systems

Alternative Models

Here are some alternative models that can be considered as substitutes for UCC27517DBVR: 1. UCC27518DBVR 2. UCC27519DBVR 3. UCC27520DBVR 4. UCC27521DBVR

These alternatives offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

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