Glossary

Breakdown Voltage Collector to base breakdown voltage with the emitter open. BVCBO V
Collector to emitter breakdown voltage with the base open. BVCEO V
Emitter to collector breakdown voltage with the base open. BVECO V
Collector-Emitter Leakage Collector to emitter current with base open and without radiant incidence. ICEO nA
Collector-Emitter Voltage Collector to emitter voltage with base open. VCEO V
Collector Current Collector current. IC mA
Dark Current Reverse dark current at a given reverse voltage. IRD nA
Emitter-Collector Voltage Emitter to collector voltage with base open. VECO V
Forward Voltage Voltage between anode and cathode at a specified forward current. VF V
Forward Current The current flowing through a diode from anode to cathode. IF mA
Light Current Current flowing through a device due to radiant incidence. IL mA
Photocurrent Current through a photodiode from cathode to anode due to radiant incidence. IPH µA
On-State Collector Current Current flowing from collector due to radiant incidence. IC (ON) mA
Operating Temperature Range Temperature range for which operating specifications are valid. TOPR °C
Output Current Output current. IO mA
Output Voltage Output voltage. VO V
Logic high output voltage. VOH V
Logic low output voltage. VOL V
Power Dissipation Power dissipation. PD mW
Radiant Intensity The radiant flux generated per unit solid angle on the axis. IE mW/sr
Reception Angle The angle of the cone where the sensitivity is half of that on the optical axis. 2 θ 1/2 °
Reverse Current Current flowing through a diode from cathode and anode. IR µA
Reverse Voltage Voltage between cathode and anode at a specified reverse current. VR V
Saturation Voltage Collector to emitter saturation voltage. VCE SAT V
Soldering Temperature Temperature for lead soldering. TSOL °C
Temperature for lead soldering with iron. TSOL-I °C
Temperature for wave soldering. TSOL-F °C
Storage Temperature Range Temperature range for storage while not in operation. TSTR °C
Supply Current Current drawn from the supply at a given voltage. ICC mA
Supply Voltage Operating supply voltage. VCC V
Threshold Amount of incident light required to turn a device on. Ee+ mW/cm2
Amount of incident light required to turn a device off. Ee– mW/cm2
Forward current required to turn a device on. IF+ mA
Forward current required to turn a device off. IF– mA
Total Output Power The total optical output power. PO mW
Viewing Angle The angle of the cone where the luminous intensity is half of that on the optical axis. 2 θ 1/2 °
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