IRS21094SPBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IRS21094SPBF is a high-performance half-bridge gate driver IC designed for use in motor control and power conversion applications. It provides the necessary drive signals for MOSFETs or IGBTs, enabling efficient switching of power devices.

Characteristics: - High voltage level shifting - Low-side and high-side outputs - Programmable dead time - Protection features (overcurrent, undervoltage, overtemperature) - Wide operating voltage range - Fast propagation delay times

Package: The IRS21094SPBF is available in a compact surface-mount package, allowing for easy integration onto circuit boards.

Essence: This IC serves as a crucial component in motor control and power conversion systems, facilitating the efficient and reliable operation of power devices.

Packaging/Quantity: The IRS21094SPBF is typically sold in reels or tubes, with each reel containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: ±290mA
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay Time: 75ns (typical)
• Dead Time Range: 0ns to 1.5μs
• Maximum Duty Cycle: 50%

Detailed Pin Configuration

The IRS21094SPBF features a 16-pin dual-in-line package (DIP) with the following pin configuration:

1. VCC
2. HO
3. LO
4. VS
5. VB
6. NC
7. SD
8. RT
9. CT
10. COM
11. HO
12. LO
13. VS
14. VB
15. NC
16. GND

Functional Features

• High voltage level shifting: Enables efficient switching of power devices.
• Low-side and high-side outputs: Provides drive signals for both MOSFETs and IGBTs.
• Programmable dead time: Allows customization of the delay between high-side and low-side switching to prevent shoot-through currents.
• Protection features: Incorporates overcurrent, undervoltage, and overtemperature protection mechanisms to safeguard the system.
• Wide operating voltage range: Ensures compatibility with various power supply configurations.
• Fast propagation delay times: Minimizes delays in signal transmission, enhancing overall system performance.

Advantages and Disadvantages

Advantages: - High-performance gate driver IC suitable for motor control and power conversion applications. - Comprehensive protection features enhance system reliability. - Programmable dead time allows for customization based on specific requirements. - Wide operating voltage range ensures compatibility with different power supply setups. - Compact surface-mount package enables easy integration onto circuit boards.

Disadvantages: - Limited maximum duty cycle of 50% may restrict certain applications requiring higher duty cycles. - Availability and pricing may vary depending on the supplier.

Working Principles

The IRS21094SPBF operates by receiving input signals from a microcontroller or other control circuitry. It then generates the necessary drive signals to control the switching of power devices such as MOSFETs or IGBTs. The IC incorporates high voltage level shifting circuitry, which allows it to handle the high voltages required for efficient power device switching. Additionally, the programmable dead time feature prevents simultaneous conduction of high-side and low-side switches, minimizing the risk of shoot-through currents.

Detailed Application Field Plans

The IRS21094SPBF is widely used in various applications, including: 1. Motor control systems: Used to drive motors in appliances, automotive systems, industrial machinery, and robotics. 2. Power conversion systems: Employed in inverters, converters, and power supplies for efficient energy conversion. 3. Renewable energy systems: Integrated into solar inverters and wind turbine control systems to regulate power output.

Detailed and Complete Alternative Models

1. IRS2101SPBF
2. IRS2184SPBF
3. IR2110SPBF
4. IR2153SPBF
5. MCP1407-ESN

These alternative models offer similar functionality and can be considered as substitutes for the IRS21094SPBF depending on specific requirements and availability.

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