Texas Instruments

UCC27322D

UCC27322D Description

The UCC27322D from Texas Instruments is a high-performance, single-channel, low-side gate driver designed for demanding power electronics applications. Housed in an 8-pin SOIC package, this surface-mount IC delivers 9A peak source/sink current with symmetrical 20ns rise/fall times, enabling efficient switching of MOSFETs and IGBTs. Operating over a 4V to 15V supply range, it ensures robust performance in diverse voltage environments. The device features 1.1V (VIL) and 2.7V (VIH) logic thresholds, making it compatible with both TTL and CMOS logic levels. With ROHS3 compliance and REACH unaffected status, it meets stringent environmental standards.

UCC27322D Features

• High Current Drive: 9A peak output current (source/sink) for fast switching of power devices.
• Ultra-Fast Switching: 20ns typical rise/fall times minimize switching losses, improving efficiency.
• Wide Supply Range: 4V–15V operation supports flexibility in system design.
• Robust Logic Compatibility: 1.1V (VIL) / 2.7V (VIH) thresholds ensure seamless interfacing with controllers.
• Reliable Packaging: 8-SOIC tube packaging with MSL1 (unlimited) moisture sensitivity for easy handling.
• Environmental Compliance: ROHS3 and REACH compliant, suitable for eco-conscious designs.

UCC27322D Applications

• Motor Drives: Ideal for driving low-side switches in BLDC/PMSM motor controllers.
• Power Supplies: Enhances efficiency in DC-DC converters and synchronous rectifiers.
• Solar Inverters: Optimizes IGBT/MOSFET switching in renewable energy systems.
• Industrial Automation: Used in PLC outputs and high-speed switching circuits.
• LED Drivers: Ensures precise control in high-current LED driving applications.

Conclusion of UCC27322D

The UCC27322D stands out as a high-speed, high-current gate driver with superior switching performance and broad compatibility. Its low propagation delay, robust drive capability, and wide voltage range make it a preferred choice for power electronics, motor control, and energy conversion systems. While marked as Last Time Buy, its reliability and performance ensure it remains a viable solution for legacy and new designs requiring efficient gate driving.