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IRS21084PBF
Product Overview
Category: Integrated Circuit (IC)
Use: The IRS21084PBF is a high-performance, single-channel gate driver IC designed for use in power electronics applications. It provides the necessary drive and protection features required to control high-power MOSFETs and IGBTs.
Characteristics: - High voltage level shifting capability - Low propagation delay and rise/fall times - Built-in deadtime generation - Under-voltage lockout protection - Over-current protection - Fault reporting output - Wide operating temperature range
Package: The IRS21084PBF is available in a compact and industry-standard 8-pin SOIC (Small Outline Integrated Circuit) package.
Essence: The essence of the IRS21084PBF lies in its ability to efficiently drive and protect power transistors, enabling precise control and reliable operation in various power electronics applications.
Packaging/Quantity: The IRS21084PBF is typically sold in reels containing 250 units per reel.
Specifications
- Supply Voltage Range: 10V to 20V
- Output Current: ±2A
- Operating Temperature Range: -40°C to +125°C
- Maximum Propagation Delay: 100ns
- Maximum Rise/Fall Time: 25ns
- Deadtime Range: 0ns to 1.5μs
Detailed Pin Configuration
The IRS21084PBF features the following pin configuration:
- VCC: Power supply input
- HO: High-side gate driver output
- LO: Low-side gate driver output
- VB: Bootstrap supply voltage input
- VS: High-side floating supply return
- COM: Common connection for low-side and high-side drivers
- SD: Shutdown input
- FG: Fault reporting output
Functional Features
- High voltage level shifting: Enables the control of high-power MOSFETs and IGBTs.
- Built-in deadtime generation: Prevents shoot-through current in half-bridge configurations.
- Under-voltage lockout protection: Ensures proper operation under low voltage conditions.
- Over-current protection: Safeguards against excessive current flow.
- Fault reporting output: Provides a signal indicating any detected faults.
Advantages and Disadvantages
Advantages: - High-performance gate driver for power electronics applications - Comprehensive protection features - Compact and industry-standard package - Wide operating temperature range
Disadvantages: - Limited to single-channel applications - Requires external bootstrap supply for high-side drive
Working Principles
The IRS21084PBF operates by receiving input signals from a microcontroller or control circuitry. It then generates the necessary gate drive signals to control the power transistors. The built-in protection features ensure safe and reliable operation, while the deadtime generation prevents shoot-through current in half-bridge configurations.
Detailed Application Field Plans
The IRS21084PBF is widely used in various power electronics applications, including: - Motor drives - Solar inverters - Uninterruptible power supplies (UPS) - Switched-mode power supplies (SMPS) - Industrial automation systems
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to the IRS21084PBF are: - IRS2101PBF - IRS21844SPBF - IRS2336DJTRPBF - IRS2453DPBF
These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable gate driver IC for specific applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de IRS21084PBF en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of IRS21084PBF in technical solutions:
Q: What is IRS21084PBF? A: IRS21084PBF is a high-performance half-bridge gate driver IC designed for driving power MOSFETs and IGBTs in applications such as motor drives, solar inverters, and UPS systems.
Q: What is the maximum voltage rating of IRS21084PBF? A: The maximum voltage rating of IRS21084PBF is typically around 600V.
Q: Can IRS21084PBF be used with both MOSFETs and IGBTs? A: Yes, IRS21084PBF can be used with both power MOSFETs and IGBTs.
Q: What is the maximum output current capability of IRS21084PBF? A: IRS21084PBF has a maximum output current capability of typically 2A.
Q: Does IRS21084PBF have built-in protection features? A: Yes, IRS21084PBF includes various protection features like under-voltage lockout (UVLO), over-current protection (OCP), and thermal shutdown.
Q: Can IRS21084PBF operate at high temperatures? A: Yes, IRS21084PBF is designed to operate reliably at high temperatures, typically up to 150°C.
Q: What is the recommended operating voltage range for IRS21084PBF? A: The recommended operating voltage range for IRS21084PBF is typically between 10V and 20V.
Q: Does IRS21084PBF support PWM control? A: Yes, IRS21084PBF supports pulse-width modulation (PWM) control for precise motor speed or power control.
Q: Can IRS21084PBF be used in high-frequency applications? A: Yes, IRS21084PBF is suitable for high-frequency applications due to its fast switching capability and low propagation delay.
Q: Is IRS21084PBF available in a surface-mount package? A: Yes, IRS21084PBF is available in a surface-mount package, making it easy to integrate into compact designs.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.