Specification for harmonized system of quality assessment for electronic components. Blank detail specification. Ambient rated photocouplers with phototransistor output|Phototransistors, Photoconducting devices, Semiconductor devices, Couplers, Electronic equipment and components, Optoelectronic devices, Photoelectric devices, Circuits, Quality assurance systems, Qualification approval, Approval testing, Specification (approval), Detail specification, Testing conditions, Inspection, Endurance testing, Quality control, Statistical quality control, Assessed quality, Electrical testing, Test equipment