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RPM6937-V4 Datasheet(PDF) 3 Page - Rohm |
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RPM6937-V4 Datasheet(HTML) 3 Page - Rohm |
3 / 8 page RPM6900 series Photo Link Module 3/7 (2) Standard transmitter Fig.2 Measurement of standard transmitter proofreading Fig.3 Standard photo diode current Standard transmitter Lo=20cm io io i t 10k Ω io=5 µAp-p λ peak=940nm λ ∆=40nm Standard photo-diode RPM-301B A Signal scale Carrier frequency fo Brachy morphic wave duty50% ON 600 µs 600µs OFF When standard transmitter output the signal at Fig.1 standard photodiode output become io=5 µAp-p (Fig.3) under the measurement condition Fig.2. (The radiant intensity of standard transmitter : 50mW / sr) RPM-301B : 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.4 Measurement condition for effective distance RPM6900 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.4 Horizontal & vertical half angle θ : The angle which effective distance became 50% of L. |
Similar Part No. - RPM6937-V4 |
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Similar Description - RPM6937-V4 |
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