Vishay CNY70 Reflective Optical Sensor with Transistor Output User Guide - Specifications and Instructions
Summary
The CNY70 is a compact and reliable reflective Infrared (IR) optical sensor designed for accurate object detection via a 950 nm beam. It is engineered for industrial optoelectronics, making it essential for applications like index sensing, coded disk scanning, and general switching devices. This technical manual provides engineers and developers with complete data, including absolute maximum ratings, precise electrical characteristics, CTR performance graphs, and detailed operating curves, ensuring successful system integration into high-precision monitoring solutions.
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CNY70 Vishay Telefunken
Reflective Optical Sensor with Transistor Output Description The CNY70 has a compact construction where the emitting light source and the detector are arranged in the same direction to sense the presence of an object by using the reflective IR beam from the object. The operating wavelength is 950 nm. The detector consists of a phototransistor.
Applications
Optoelectronic scanning and switching devices i.e., index sensing, coded disk scanning etc. (optoelectronic encoder assemblies for transmission sensing).
Features
Marking aerea
Compact construction in center-to-center spacing of 0.1’
No setting required High signal output Low temperature coefficient
Detector provided with optical filter Top view 95 10930
Current Transfer Ratio (CTR) of typical 5%
Order Instruction Ordering Code Sensing Distance Remarks CNY70 0.3 mm
www.vishay.com Document Number 83751
Rev. A4, 05–Apr–00 1 (7)
Page Summary Contents For Vishay CNY70 Reflective Optical Sensor with Transistor Output User Guide - Specifications and Instructions
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 7 |
| File Size | 77.69 KB |
| Published | May 31, 2026 |
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Frequently Asked Questions
What wavelength does the CNY70 sensor use for sensing objects?
The operating wavelength is 950 nm.
What is the required ambient temperature range for operation?
The total ambient temperature operates between –55 to +85°C.
Must I rely solely on the provided electrical characteristics when integrating this sensor?
No; all operating parameters must be validated for each customer application by the customer.
Does this model meet environmental standards regarding ozone depleting substances?
Vishay certifies that the semiconductors are not manufactured with ozone depleting substances and do not contain such substances.