IR21141SSPBF

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics:
  • High voltage, high-speed power MOSFET and IGBT driver
  • Designed for use in applications requiring high voltage level shifting and gate drive
• Package: Surface Mount
• Essence: Power MOSFET and IGBT Driver IC
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Supply Voltage: 10V to 20V
• Output Current: ±2.5A
• Operating Temperature Range: -40°C to +125°C
• Input Logic Compatibility: CMOS/TTL
• Propagation Delay Time: 120ns (typical)
• Rise/Fall Time: 50ns (typical)

Detailed Pin Configuration

1. VCC: Supply Voltage
2. IN: Input Control Signal
3. LO: Low-Side Output
4. COM: Common Ground
5. HO: High-Side Output
6. VB: Bootstrap Supply Voltage
7. VS: High-Side Floating Supply Voltage
8. SD: Shutdown Input

Functional Features

• High voltage level shifting capability
• Independent high and low-side referenced output channels
• Matched propagation delay times for both channels
• Undervoltage lockout protection
• Integrated bootstrap diode
• Short circuit protection
• Thermal shutdown protection

Advantages

• High voltage level shifting capability enables driving of power MOSFETs and IGBTs
• Independent output channels allow flexible control of high and low-side devices
• Matched propagation delay times ensure accurate switching synchronization
• Built-in protection features enhance system reliability
• Compact surface mount package allows for easy integration into various applications

Disadvantages

• Limited output current may not be suitable for high-power applications
• Operating temperature range may restrict usage in extreme environments

Working Principles

The IR21141SSPBF is a high voltage, high-speed power MOSFET and IGBT driver IC. It utilizes a bootstrap supply voltage to provide the necessary level shifting for driving power devices. The input control signal is processed and amplified to generate independent output signals for the high and low-side devices. The matched propagation delay times ensure precise switching synchronization, while built-in protection features safeguard against faults such as short circuits and thermal overloads.

Detailed Application Field Plans

The IR21141SSPBF is commonly used in various power management applications, including:

1. Motor Control: Provides efficient and reliable drive signals for controlling motors in industrial automation, robotics, and automotive systems.
2. Power Supplies: Facilitates the switching and control of power supply modules, enabling efficient energy conversion and regulation.
3. Inverters: Enables the control of power switches in inverters used for renewable energy systems, such as solar and wind power.
4. Electric Vehicles: Supports the drive and control of power electronics in electric vehicle propulsion systems, ensuring efficient and safe operation.

Detailed and Complete Alternative Models

1. IR2110: Similar functionality with lower voltage rating
2. IR2113: Enhanced version with additional features like desaturation detection
3. IRS2110: Surface mount variant with similar specifications
4. IRS2113: Surface mount variant with enhanced features

(Note: This list is not exhaustive and other alternative models from different manufacturers may exist.)

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