Photomicrosensor (Transmissive) EE-SX298 ■ Dimensions ■ Features Note: All units are in millimeters unless otherwise indicated. • • • • 12.2±0.3 General-purpose model with a 3-mm-wide slot. PCB mounting type. High resolution with a 0.5-mm-wide aperture. With a Photo-Darlington transistor as a detector element. ■ Absolute Maximum Ratings (Ta = 25°C) 5±0.1 Four, C0.3 0.5±0.1 Item Two, C1±0.3 Emitter Optical axis 8.5±0.1 10±0.2 6.5±0.1 Detector 6.2±0.5 Four, 0.5±0.1 Four, 0.25+0.1 2.5±0.1 9.2±0.3 Cross section BB Cross section AA Symbol Forward current Pulse forward current IFP 1 A (see note 2) Reverse voltage VR 4V Collector–Emitter voltage VCEO 35 V Emitter–Collector voltage VECO --- Collector current IC 20 mA 100 mW (see note 1) Collector dissipation PC Internal Circuit K C A E Cathode Collector Emitter Ambient Operating temperature Storage Topr –25°C to 85°C Tstg –30°C to 100°C Soldering temperature Tsol 260°C (see note 3) Note: 1. Refer to the temperature rating chart if the ambient temperature exceeds 25°C. 2. The pulse width is 10 μs maximum with a frequency of 100 Hz. 3. Complete soldering within 10 seconds. Terminal No. Name A Anode K C E Rated value 50 mA (see note 1) IF ■ Ordering Information Unless otherwise specified, the tolerances are ±0.2 mm. Description Model Photomicrosensor (transmissive) EE-SX298 ■ Electrical and Optical Characteristics (Ta = 25°C) Item Emitter Detector Symbol Value Condition Forward voltage VF 1.2 V typ., 1.4 V max. IF = 20 mA Reverse current IR 0.01 μA typ., 10 μA max. VR = 4 V Peak emission wavelength λP 940 nm typ. IF = 20 mA Light current IL 0.5 mA min., 20 mA max. IF = 1 mA, VCE = 2 V Dark current ID 2 nA typ., 1,000 nA max. VCE = 10 V, 0 lx Leakage current ILEAK --- --- Collector–Emitter saturated voltage VCE (sat) 0.75 V typ., 1.0 V max. IF = 2 mA, IL = 0.5 mA Peak spectral sensitivity wavelength λP 780 nm typ. VCE = 5 V Rising time tr 70 μs typ. VCC = 5 V, RL = 100 Ω, IL = 10 mA Falling time tf 70 μs typ. VCC = 5 V, RL = 100 Ω, IL = 10 mA Photomicrosensor (Transmissive) EE-SX298 177 ■ Engineering Data Forward Current vs. Forward Voltage Characteristics (Typical) Ta = −30°C Ta = 25°C Ta = 70°C Forward voltage VF (V) Relative Light Current vs. Ambient Temperature Characteristics (Typical) IF = 3 mA IF = 2.5 mA IF = 2 mA IF = 1.5 mA IF = 1 mA Collector−Emitter voltage VCE (V) Response time tr, tf (μs) VCC = 5 V Ta = 25°C Ambient temperature Ta (°C) Ambient temperature Ta (°C) Sensing Position Characteristics (Typical) Relative light current IL (%) Response Time vs. Load Resistance Characteristics (Typical) VCE = 10 V 0 lx Dark current ID (nA) IF = 3.5 mA Dark Current vs. Ambient Temperature Characteristics (Typical) IF = 1 mA VCE = 2 V Relative light current IL (%) Light current IL (mA) Ta = 25°C Forward current IF (mA) IF = 20 mA VCE = 10 V Ta = 25°C (Center of optical axis) Sensing Position Characteristics (Typical) 120 80 Distance d (mm) Response Time Measurement Circuit Input Output 90 % 10 % Input Output 178 Photomicrosensor (Transmissive) EE-SX298 d 60 40 20 0 −2.0 Load resistance RL (kΩ) IF = 20 mA VCE = 10 V Ta = 25°C 100 (Center of optical axis) Ambient temperature Ta (°C) Light Current vs. Collector−Emitter Voltage Characteristics (Typical) Ta = 25°C VCE = 2 V Light current IL (mA) PC Light Current vs. Forward Current Characteristics (Typical) Relative light current IL (%) IF Forward current IF (mA) Collector dissipation PC (mW) Forward current IF (mA) Forward Current vs. Collector Dissipation Temperature Rating −1.5 −1.0 −0.5 0 0.5 1.0 Distance d (mm) 1.5 2.0 MEMO Photomicrosensor (Transmissive) EE-SX298 All sales are subject to Omron Electronic Components LLC standard terms and conditions of sale, which can be found at http://www.components.omron.com/components/web/webfiles.nsf/sales_terms.html ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. OMRON ON-LINE OMRON ELECTRONIC COMPONENTS LLC Global - http://www.omron.com USA - http://www.components.omron.com 55 E. Commerce Drive, Suite B Schaumburg, IL 60173 847-882-2288 Cat. No. X305-E-1 10/10 Specifications subject to change without notice Photomicrosensor (Transmissive) EE-SX298 Printed in USA