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RPM7140-R Datasheet(PDF) 3 Page - Rohm |
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RPM7140-R Datasheet(HTML) 3 Page - Rohm |
3 / 8 page RPM7140-R series Photo Link Module Rev.B 3/7 (2) Standard transmitter Fig.2 Measurement of standard transmitter proofreading Standard transmitter R 20cm io=VOUT / R λ peak=940nm λ ∆=40nm RPM-302B VOUT When standard transmitter output the signal at Fig.1 standard photodiode output become io=5 µAp-p under the measurement condition Fig.2. (The radiant intensity of standard transmitter : 50mW / sr) RPM-302B : standard photodiode has short current Isc=27 µA at E=1000(lx) (using CIE standard light source A) (3) Measurement effective distance, horizontal & vertical half angle Fig.3 Measurement condition for effective distance RPM7140-R series Light detector face illuminance : Ee Effective distance : L ( θ ; Indicates horizontal and vertical directions) θ θ Standard transmitter Effective distance L : Effective distance at θ=0° Fig.3 Horizontal & vertical half angle θ : The angle which effective distance became 50% of L. |
Similar Part No. - RPM7140-R |
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Similar Description - RPM7140-R |
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