Panasonic CNZ1102, CNZ1108 User Guide and Manual
Summary
These photocoupler transmissive photosensors are designed for reliable object detection and contactless switching in automation systems. Utilizing high-efficiency GaAs infrared LEDs and sensitive phototransistors, they accurately detect objects passing between the sensor faces. This manual provides comprehensive technical documentation, including detailed electrical characteristics, absolute maximum ratings, performance graphs (response time, voltage), and operating parameters essential for selecting and integrating these sensors into industrial monitoring applications.
Page 1 Text Content
查询CNZ1102供应商 Transmissive Photosensors (Photo Interrupters)
CNZ1102,CNZ1108 Photo Interrupters
Unit : mm
CNZ1102 Mark for For contactless SW, object detection indicating
LED side
Device
Overview 3.0±0.2
center
CNZ1102 and CNZ1108 are a photocoupler in which a high efficiency Ga As infrared light emitting diode is used as the light emitting element, and a high sensitivity phototransistor is used as the light detecting element. The two elements are arranged so as to
face each other, and objects passing between them are detected.
Features 19.0±0.2
Position detection accuracy : 1.2 mm Large output current Fast response : tr, tf = 4 µs (typ.) (CNZ1102)
6 µs (typ.) (CNZ1108)
Small output current variation against change in temperature
Pin connection
(Note) * is dimension at the root of leads
Small package used for saving mounting space (CNZ1108)
Absolute Maximum Ratings (Ta = 25˚C) 6. 2± 0. 7. in .0 ±0 .2 Unit : mm
CNZ1108
6. 2± 0. 7. in .0 ±0 .2
Parameter Symbol Ratings Unit
Mark for indicating
Reverse voltage (DC) VR
LED side
Input (Light
Forward current (DC) IF m A 13.0±0.3
emitting diode) 3.0±0.2
*1 Device
Power dissipation PD m W
center
Collector current IC m A
Collector to emitter voltage VCEO 3. 0± 0.
Output (Photo
transistor) Emitter to collector voltage VECO 4- 0.45±0.2
Collector power dissipation PC m W
Operating ambient temperature Topr –25 to +85 ˚C
SEC. A-A'
Temperature
Storage temperature Tstg –30 to +100 ˚C
*1 Input power derating ratio is 1.0 m W/˚C at Ta ≥ 25˚C.
*2 Output power derating ratio is 1.33 m W/˚C at Ta ≥ 25˚C.
Pin connection
(Note) * is dimension at the root of leads
Page Summary Contents For Panasonic CNZ1102, CNZ1108 User Guide and Manual
Manual Details
| Brand | Panasonic |
|---|---|
| Pages | 3 |
| File Size | 42.68 KB |
| Published | June 06, 2026 |
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Frequently Asked Questions
What is the detection principle of CNZ1102/CNZ1108?
They operate as photocouplers, using a GaAs infrared LED and a phototransistor to detect objects passing between them.
What are the recommended input operating conditions?
The recommended forward current (I F) is 50 mA, with a minimum voltage of 1.2 V and maximum of 1.5 V at Ta=25°C.
What response times can be expected for both models?
CNZ1102 has a typical fall time (t_r) of 4 μs, while CNZ1108 typically has an even faster fall time (t_r) of 6 μs.
What is the operating temperature range?
The ambient operating temperature (T) is specified to be from -25°C to +85°C.