onsemi

MC34151PG

MC34151PG Description

The MC34151PG from onsemi is a dual-channel, low-side gate driver IC designed for high-performance switching applications. Housed in an 8-pin DIP (Through Hole) package, this obsolete but robust component operates over a 6.5V to 18V supply range, making it suitable for industrial and automotive environments. It features independent channels with inverting input logic, ensuring flexible control for driving MOSFETs or IGBTs. With a peak output current of 1.5A (source/sink) and fast rise/fall times of 31ns/32ns, it delivers efficient switching for power electronics. The device is ROHS3 compliant and rated for 0°C to 150°C (TJ), ensuring reliability under harsh conditions.

MC34151PG Features

• Dual-Channel Design: Two independent drivers for versatile circuit configurations.
• High-Speed Switching: 31ns rise and 32ns fall times minimize power loss in high-frequency applications.
• Wide Supply Range: 6.5V–18V compatibility supports diverse voltage requirements.
• Robust Output Current: 1.5A peak current (source/sink) ensures strong gate drive capability.
• Inverting Input Logic: Simplifies interface with control circuits.
• Extended Temperature Range: Operates reliably up to 150°C junction temperature.
• Through-Hole Package: 8-pin DIP for easy prototyping and legacy designs.
• Compliance: ROHS3, REACH Unaffected, and ECCN EAR99 for global usability.

MC34151PG Applications

The MC34151PG excels in systems requiring precise gate driving, such as:

• Motor Control: Driving low-side switches in BLDC or stepper motor controllers.
• Power Supplies: Switching regulators and DC-DC converters benefiting from fast transitions.
• Automotive Systems: Ignition circuits and solenoid drivers due to high-temperature tolerance.
• Industrial Inverters: IGBT/MOSFET gate driving in UPS and welding equipment.
• Legacy Designs: Ideal for repairs or upgrades where through-hole components are preferred.

Conclusion of MC34151PG

While marked obsolete, the MC34151PG remains a reliable choice for engineers needing a high-speed, dual-channel gate driver with robust performance. Its wide voltage range, high current output, and thermal resilience make it suitable for demanding applications in automotive, industrial, and power electronics. For legacy systems or designs requiring through-hole mounting, this IC offers a proven solution despite newer alternatives. Always verify lifecycle status for long-term projects.