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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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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng IRS21084PBF sa mga teknikal na solusyon
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.