4N32-X000 OptoCoupler, Photodarlington Output, High Gain, With Base Connection, Very high current transfer ratio, 500% Min., High isolation resistance, 1011OHM Typical, Standard plastic DIP package
4N37-X000 OptoCoupler, Phototransistor Output, With Base Connection, Isolation Test Voltage 5300VRMS, Interfaces with common logic families, Input-output coupling capacitance < 0.5pF, Industry Standard Dual-in line 6-pin package
4N35-X000 OptoCoupler, Phototransistor Output, With Base Connection, Isolation Test Voltage 5300VRMS, Interfaces with common logic families, Input-output coupling capacitance < 0.5pF, Industry Standard Dual-in line 6-pin package