IRS21171STRPBF

Product Overview

• Category: Integrated Circuit
• Use: Power Management and Control
• Characteristics: High voltage, high-speed power MOSFET and IGBT driver
• Package: Surface Mount
• Essence: Efficient and reliable control of power devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: -0.3V to 20V
• Output Voltage Range: -0.3V to VCC+0.3V
• Supply Voltage Range: 10V to 20V
• Operating Temperature Range: -40°C to +125°C
• Switching Frequency: Up to 1MHz
• Output Current: ±2A peak

Detailed Pin Configuration

The IRS21171STRPBF has a total of 16 pins. Here is the detailed pin configuration:

1. VCC: Supply voltage input
2. HO: High-side gate driver output
3. LO: Low-side gate driver output
4. VB: Bootstrap supply voltage input
5. VS: High-side floating supply return
6. COM: Common connection for low-side and high-side drivers
7. SD: Shutdown input
8. RT: Soft-start timing resistor connection
9. CT: Soft-start timing capacitor connection
10. FB: Feedback input
11. GND: Ground reference
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

• High voltage level shifting capability
• Integrated bootstrap diode for reduced component count
• Under-voltage lockout protection
• Over-current protection
• Shoot-through prevention logic
• Adjustable dead-time control
• Fault reporting output

Advantages and Disadvantages

Advantages: - High voltage capability allows driving of power MOSFETs and IGBTs - Integrated bootstrap diode simplifies circuit design - Comprehensive protection features enhance system reliability - Adjustable dead-time control improves efficiency

Disadvantages: - Limited output current may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The IRS21171STRPBF is designed to efficiently drive power MOSFETs and IGBTs in various power management and control applications. It utilizes high voltage level shifting to provide reliable control signals to the power devices. The integrated bootstrap diode simplifies the circuit design by eliminating the need for an external diode. The device incorporates under-voltage lockout and over-current protection to ensure safe operation. Additionally, it features shoot-through prevention logic and adjustable dead-time control to optimize switching performance.

Detailed Application Field Plans

The IRS21171STRPBF is commonly used in the following application fields:

1. Motor Control: It can be employed in motor drives for precise control of speed and torque.
2. Power Supplies: The device is suitable for power supply units where efficient power management is crucial.
3. Inverters: It finds application in inverters used for converting DC power to AC power in various systems.
4. Lighting Systems: The IC can be utilized in lighting systems to regulate brightness and control dimming functions.
5. Industrial Automation: It is used in automation systems for controlling various industrial processes.

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality:

1. IRS2110STRPBF
2. IRS21844SPBF
3. IRS2336DJTRPBF
4. IRS2453DSTRPBF
5. IRS2980SSTRPBF

These alternative models can be considered based on specific requirements and compatibility with the application.

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