MOC8103X

Transistor, Photovoltaic Output Optoisolators Overview

The MOC8103XG is a single-element transistor output optocoupler manufactured by Isocom Components. It features a 5300 Vrms isolation voltage and operates within a temperature range of -55 °C to 100 °C. The device utilizes through-hole mounting in a plastic package-6 configuration. Key electrical parameters include a minimum collector-emitter breakdown voltage of 70 V, a maximum forward current of 0.06 A, and a maximum forward voltage of 1.5 V. The nominal current transfer ratio is specified at 50%, with a maximum dark power of 50 nA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Integrates an infrared LED with an NPN silicon phototransistor
• Features no chip-to-pin base connection for reduced noise susceptibility

Transistor, Photovoltaic Output Optoisolators Applications

• Power supply regulators
• Digital logic inputs
• Microprocessor inputs
• Appliance sensor systems
• Industrial controls

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'X' against official documentation to confirm lead frame configuration and compliance status. Ensure the component matches the required isolation voltage ratings for the target application. Confirm RoHS compliance and UL/VDE recognition numbers are consistent with project safety requirements before finalizing procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and low noise susceptibility are critical. The absence of a base connection distinguishes it from standard variants, offering improved performance in noisy environments. Verify that the 50% CTR meets the switching requirements of the downstream circuitry.

Transistor, Photovoltaic Output Optoisolators Part Context

The MOC8103X belongs to the MOC810X series of phototransistor optocouplers. This family includes variants such as MOC8106, MOC8107, and MOC8108, which share similar structural designs but differ in current transfer ratio groupings. These devices are commonly used in applications requiring reliable signal transmission across isolated boundaries.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Compatible substitutes include MOC8106, MOC8107, and MOC8108, provided their specific Current Transfer Ratio (CTR) specifications align with the design requirements. Cross-reference pinouts and isolation ratings to ensure functional equivalence.