Keithley 3731 6×16 Reed Relay Matrix Card

Overview

The Keithley 3731 is a two-pole, 6×16 reed relay matrix card designed for high-speed switching in demanding throughput applications. It features high-speed dry reed relays with 0.5 ms actuation times and long operational life exceeding one billion operations. The card connects up to six differential instrument channels to any combination of 16 devices under test (DUTs).

Key Features

• 6 rows × 16 columns reed relay matrix (2-pole/96 crosspoints)
• High-speed dry reed relays with 0.5 ms actuation time
• 200 V, 1 A switched signal capacity; 2 A carry signal capacity
• Long-life operation exceeding 10⁹ relay operations
• Analog backplane connection relays for easy matrix column expansion
• Supports matrix expansion up to 6×96 columns within a single 3706A mainframe
• Two 50-pin male D-sub connectors for signal connections
• Optional screw terminal connections with 3731-ST accessory

Applications

• Multi-channel I-V testing with Series 2600B Systems
• Automated test equipment with high switching speed requirements
• Device characterization and validation
• Integration with Keithley Series 3700A mainframe systems

Included Accessories

• Two 50-pin D-sub male connectors (integrated)
• 3731-ST screw terminal accessory (optional, sold separately)