VT200 PerkinElmer Optoelectronics, VT200 Datasheet - Page 31

• Manufacturer Part Number: VT200
• Description: Photoconductive Cells and Analog Optoisolators (vactrols)
• Manufacturer: PerkinElmer Optoelectronics

Application Notes—Photoconductive Cells
APPLICATION NOTE #7
Lower Cost
Factor
Higher Cost
How to Specify a Low Cost Photocell
Plastic
Packaging
Glass/Metal
Sometimes the demands of the application such as power dissipation,
Broad
Resistance Range
Narrow
“on” resistance, voltage, temperature coefficient, etc. limit the selection
of the photocell to one particular device. However, more common is the
Small
Package Size
Large
case where any number of photocell types can be used, especially if
Open Order with
Scheduling
Released Orders
minor changes are undertaken at an early enough point in the circuit
Scheduled Releases
design. In these cases, price is often the deciding factor.
Standard Tests
Testing
Special Tests
Many factors influence price. In order to give some guidance and
weight to these factors the reader is referred to the following table
which is meant to serve as a general guide.
26