The AQW213EHAX is a PhotoMOS solid-state relay (SSR) manufactured by Panasonic. It is designed for a wide range of applications requiring reliable, high-isolation switching. It utilizes an LED on the input side to activate a MOSFET on the output side, providing excellent isolation and long life.

Applications

• Factory automation
• Industrial control
• Measuring instruments
• Security equipment
• Telecommunications
• Data communication

Features

• High isolation voltage
• Low on-resistance
• Low output capacitance
• Surface mount package
• Long operational life
• Low off-state leakage current

Benefits

• Provides electrical isolation between control and load circuits.
• Minimizes power loss in the on-state.
• Reduces signal distortion in high-frequency circuits.
• Enables compact and efficient board designs.
• Offers long-term reliability and reduced maintenance.
• Prevents unwanted current flow in the off-state.

Additional Details

The AQW213EHAX is a versatile SSR with a normally open (1 Form A) contact configuration. Its small size and surface mount packaging make it suitable for high-density circuit board designs. The low on-resistance minimizes voltage drop and power dissipation across the relay, while the high isolation voltage ensures safe and reliable operation in applications where electrical isolation is critical. Key parameters include the load voltage, load current, on-resistance, isolation voltage, and control current. Proper thermal management is essential, especially when operating at higher load currents. Refer to the Panasonic datasheet for detailed specifications, application notes, and recommended soldering profiles. This SSR is often chosen over electromechanical relays due to its longer lifespan, faster switching speed, and absence of contact bounce. Its reliability and performance make it suitable for demanding applications in various industries.