The A3120 is a high-speed optocoupler designed for driving power IGBTs and MOSFETs in industrial motor control and power inverter applications. It features high output current capability and reliable isolation performance. Product Details • Manufacturer: AVAGO Technologies (now Broadcom) • Part Number: A3120 / HCPL-3120 • Package: DIP-8 (Through Hole) • Product Type: IGBT/MOSFET Gate Drive Optocoupler • Output Current: 2.5 A Peak • Isolation Voltage: 3750 Vrms • Operating Temperature: -40°C to +100°C • High-Speed Switching: Suitable for power switching applications • RoHS: Available in RoHS-compliant versions Applications • IGBT Gate Driver Circuits • MOSFET Gate Drivers • Industrial Inverters • UPS Systems • Servo Drives • AC Motor Drives • Solar Inverters • Welding Machines • SMPS • Power Electronics Equipment Key Features • 2.5 A peak output current • High Common Mode Rejection (CMR) • Optical isolation between input and output • UVLO (Under Voltage Lockout) • High-speed operation • DIP-8 through-hole package • Reliable industrial performance