Hutton Close, Crowther Ind Est, Washington, Tyne & Wear NE38 0AH, England mailto:sales@isocom.uk.com - Tel: +44 (0)191 4166546 - Fax: +44 (0)191 4155055 Circuit Description Absolute Maximum Ratings Electrical Characteristics Similar Optocouplers Home Page IS21-2 A, IS21-2 B, IS21-2 C PHOTON COUPLED INTERRUPTER Circuit Description The IS21-2 Series each consist of a Gallium Arsenide infrared emitting diode and a silicon Darlington connected phototransistor housed in a plastic package. All electrical parameters are 100% tested. Specifications are guaranteed to a cumulative 0.65% AQL. Applications Printers, Tracker Ball, Mouse , Chart Recorders, Industrial Applications, Coin Machines. Absolute Maximum Ratings (Ta=25C) Storage Temperature: Operating Temperature: Lead Soldering: -55C to +100C -55C to +100C 260C for 5s, 1.6mm from case Input Diode Forward DC Current: Reverse DC Voltage: Peak forward current: Power Dissipation: Derate Linearly: 60mA 6V 3A (1 p.w. 300pps) 100mW 1.33mW/C above 25C Output Transistor Collector-emitter voltage VCEO: 30V Emitter-collector voltage VECO: 7V Collector Current IC: 100mA Power Dissipation: 150mW Derate Linearly: 2.0mW/C above 25C Electro-optical Characteristics (Ta=25C) INPUT PARAMETER CONDITIONS MIN TYP MAX UNIT CI Capacitance V=0 , f=1MHz VF Forward voltage IF=60mA 1.7 IR Reverse current VR=5V 100 nA V (BR) R Reverse Breakdown Voltage IR=10A 30 pF V 6 V IC=1mA 30 V V (BR) ECO Breakdown Voltage IE=100A 7 V lCEO Collector Dark Current VCE=25V CCE Capacitance VCE=5V, f=1MHz V(BR) CEO Breakdown Voltage OUTPUT 100 nA 5 COUPLED ELECTRICAL CHARACTERISTICS (25C) (note 1) 8 pF PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX UNIT IS21-2A IS21-2B IS21-2C ICE(ON) IF=2mA, VCE=1.5V 0.5 mA 1 2 ICE(ON) IF=5mA, VCE=1.5V 2.5 mA 5 10 ICE(ON) IF=10mA, VCE=1.5V 7.5 mA 14 25 VCE(SAT) IF=10mA, IC=1.8mA VCE(SAT) IF=60mA, IC=50mA tON tOFF VCC=5V, IF=10mA, RL=750ohm 1 45 VCC=5V, IF=60mA, RL=75ohm VCC=5V, IF=10mA, RL=750ohm VCC=5V, IF=60mA, RL=75ohm 250 V 1 1 V 1.5 1.5 s 45 45 s 7 7 s 250 250 s 45 45 Notes 1. Stray irradiation can alter values of characteristics. Adequate shielding should be provided. Isocom takes great effort to ensure accurate data, but regrettably cannot be held liable for any error on its website. Visit File Lists to confirm old printouts are up-to-date. Contents