About the Product

SLM346 Optodriver IC – Isolated Gate Driver for Whatsminer P221 / P222 Power Supplies

The SLM346 is a high-performance isolated gate driver IC designed to provide safe, efficient, and reliable MOSFET/IGBT driving in high-power switching applications. With its optical isolation technology, it ensures robust protection between control and power stages, making it an essential component in Whatsminer P221B, P221C, P222B, and P222C power supply repairs.

This IC delivers high drive strength, fast switching performance, and excellent noise immunity, making it ideal for SMPS, inverter systems, and mining PSU boards where isolation and reliability are critical.

Key Features

  • Part Number: SLM346

  • Function: Optically Isolated Gate Driver IC

  • Isolation Voltage: up to 5kV (strong noise immunity & safety)

  • Drive Capability: 2.5A peak output current

  • Low Propagation Delay for high-speed switching applications

  • Optimized for MOSFET & IGBT gate driving

  • Package: DIP / SOIC options (depending on batch)

  • Condition: 100% New & Original Component

Applications

  • Whatsminer PSU repair – P221B / P221C / P222B / P222C models

  • Isolated MOSFET & IGBT gate driver circuits

  • Switch-Mode Power Supplies (SMPS)

  • DC/DC converters & inverter systems

  • UPS systems and renewable energy power units

  • Motor control and high-voltage power boards