AUIRS2181STR

The AUIRS2181STR is a high-performance driver IC designed by Infineon Technologies, primarily used for controlling power MOSFETs and IGBTs in various electronic applications. It is a part of the company's extensive line of automotive-grade components, ensuring high reliability and efficiency. The device is optimized for low-side and half-bridge configurations, making it suitable for use in applications such as motor drives, power supplies, and automotive systems.
Key features of the AUIRS2181STR include a high-voltage tolerant design, under-voltage lockout protection, and an integrated bootstrap FET for ease of use. It operates with a logic supply voltage from 3.3V to 20V, and its high-side driver can handle voltages up to 600V, making it versatile for various voltage requirements. The IC also provides protection features like shoot-through prevention and a dead-time control to ensure safe and reliable operation.
The AUIRS2181STR is packaged in a surface-mount format, facilitating easy integration into compact PCBs. Its robust design and comprehensive feature set make it an ideal choice for demanding environments where efficiency and reliability are paramount.

The AUIRS2181STR is a high-side gate driver IC designed for automotive applications. It features a floating channel that can operate up to 600 volts, making it suitable for driving N-channel power MOSFETs or IGBTs in a half-bridge or full-bridge configuration. It provides a gate drive supply range from 10 to 20 volts.
Key features include:
- High-Side Driver: It is specifically designed for high-side driving with a built-in level shifter.
- Under-Voltage Lockout (UVLO): Ensures the IC operates within safe voltage limits, protecting it from erroneous operation.
- High Speed: Capable of handling high-frequency switching applications with optimized dead time control.
- Bootstrap Operation: Requires a bootstrap capacitor for proper operation of the high-side driver.
- Protection: Includes features to protect against over-voltage and misoperation.
- Automotive Qualified: AEC-Q100 qualified for automotive applications, ensuring reliability and durability under harsh conditions.
- Temperature Range: Operates over a wide temperature range suitable for automotive environments.
This IC is ideal for applications such as DC-DC converters, motor drives, and various automotive power management systems.

The AUIRS2181STR is packaged in an SOIC-8 (Small Outline Integrated Circuit) package type.

The AUIRS2181STR is a high-voltage, high-speed power MOSFET and IGBT driver designed to drive N-channel power MOSFETs or IGBTs in half-bridge configurations. It is typically used in applications requiring high power and efficiency. The device is manufactured by Infineon Technologies.
The AUIRS2181STR comes in an 8-pin SOIC package. Here is a brief description of its pin functions:
1. VCC: Supply voltage input.
2. IN: Logic input for controlling the high-side and low-side drivers.
3. VB: High-side floating supply voltage.
4. HO: High-side gate drive output.
5. VS: High-side floating supply return.
6. COM: Logic ground.
7. LO: Low-side gate drive output.
8. VSS: Logic ground reference.
This driver provides independent high-side and low-side referenced output channels, featuring an under-voltage lockout for both sections. It is designed to offer reliable operation in harsh automotive environments.

The AUIRS2181STR is manufactured by Infineon Technologies. Infineon is a German semiconductor company that designs, manufactures, and supplies a wide range of semiconductor solutions. They are known for their products in automotive, industrial power control, power management, and digital security solutions. The company focuses on providing innovative and sustainable technologies that improve energy efficiency, enable secure data communications, and support smart mobility and the efficient use of resources.

The AUIRS2181STR is a high-side MOSFET driver designed for automotive applications. It is typically used in motor control systems, such as electric power steering and electric pumps, as well as in DC-DC converters and battery management systems. Its robust design is suited for environments requiring high reliability and efficiency.

The AUIRS2181STR is an automotive-qualified high-side and low-side driver IC. Equivalent products include:
1. Infineon IRS2181S
2. ON Semiconductor NCV7518
3. Texas Instruments UCC27714
4. STMicroelectronics L6388E
These alternatives offer similar functionalities for driving MOSFETs and IGBTs in half-bridge configurations. Always confirm compatibility with your specific application requirements before substituting.