HCPL-3120 (A3120) optocoupler

Description:

The HCPL-3120 is a high-speed optocoupler designed for driving power MOSFETs and IGBTs with a peak output current capability of 2.5A. It features a GaAsP LED and an integrated photodetector, ensuring reliable signal isolation and fast switching performance. This optocoupler is well-suited for industrial applications requiring high isolation voltage and robust performance in motor control, inverter circuits, and power supply regulation.

Key Features:

• High-speed switching performance
• 2.5A peak output current
• High isolation voltage
• Wide operating temperature range: -40°C to +100°C
• Low input current requirement
• High common-mode transient immunity
• Compatible with TTL, LSTTL, and CMOS logic levels
• Low power consumption

Technical Specifications:

• Package Type: 8-DIP
• Supply Voltage (Vcc): 15V to 30V
• Input Current (IF): 16mA (max)
• Peak Output Current (IOP): 2.5A
• Propagation Delay Time: 500 ns (max)
• Isolation Voltage: 3.75 kV RMS for 1 minute
• Output Voltage (VO): 0.5V (max) at IOL = 20mA
• Common-Mode Transient Immunity: 10 kV/µs
• Input Capacitance: 60 pF
• Dimensions: 9.2 mm x 6.35 mm x 3.81 mm
• Weight: 0.5 g

Applications:

• Motor Control: Provides isolation and drive capability for motor control applications.
• Inverter Circuits: Suitable for isolating and driving power transistors in inverter circuits.
• Power Supply Regulation: Used in feedback circuits of switched-mode power supplies for isolation and regulation.
• Industrial Automation: Ensures reliable signal isolation in control systems for industrial automation.
• Power MOSFET and IGBT Driving: Ideal for driving power MOSFETs and IGBTs in various power electronic applications.

Datasheet:

For detailed technical information, refer to the HCPL-3120 Datasheet.