MOTOROLA TECHNICAL DATA Slotted Optical Switches Darlington Output Each device consists of a gallium arsenide infrared emitting diode facing a silicon NPN photodarlington in a molded plastic housing. A slot in the housing between the emitter and the detector provides the means for mechanically interrupting the infrared beam. These devices are widely used as position sensors in a variety of applications. @ Single Unit for Easy PCB Mounting @ Non-Contact Electrical Switching Long-Life Liquid Phase Epi Emitter @ Several Convenient Package Styles MAXIMUM RATINGS a2 SEMICONDUCTOR IIe MOC71 Series SLOTTED OPTICAL SWITCHES DARLINGTON OUTPUT Rating Symbol Value Unit ] INPUT LED Reverse Valtage VR 6 Volts | Forward Current Continuous IF 60 mA input LED Power Dissipation @ Ta = 28C Pp 150 mw Derate above 25C 2 mwrc OUTPUT DARLINGTON Collector-Emitter Voitage VcEO 30 Volts Output Current Continuous le 100 mA Output Darlington Power Dissipation @ Ta = 25C Pp 150 mw Derate above 25C 2 mwrc TOTAL DEVICE Ambient Operating Temperature Range Ta 40 to +100 C Storage Temperature Tstg -40 to +100 C | Lead Sotdering Temperature (5 seconds max) _ 260 c Total Device Power Dissipation @ Ta = 25C PD 300 mw Derate above 25C 4 mwrc CASE 374-01 CASE 354A-01 CASE 354E-01 CASE 354-02 CASE 354G-01 Vv SWITCHING TIMES Vec = V INPUT Ie = 10mA . Me PULSE roo _- L = 5109 os, | r 7 i ly OUTPUT INPUT} t=) PULSE | OUTPUT L_4d l Lowe TEST CIRCUIT WAVEFORMS PART NUMBER DERIVATION moc? 1 H Stotted Optical Sw Darlington Output Package Style Electrical Selection 7-16 MOC71 Series ELECTRICAL CHARACTERISTICS (Ta = 25C unless otherwise noted. Note 1.) Characteristic |__ Symbol Min Typ Max | Unit | INPUT LED Forward Voitage (IF = 50 mA} Ve 09 1.3 1.8 Volts Reverse Leakage (VR = 6 V) Ir _ 0.05 100 BA Capacitance (V = 0 V, f = 1 MHz) cy _ 18 pF OUTPUT DARLINGTON Dark Current (Vce = 10 V) IcEO - 10 100 nA Collector-Emitter Breakdown Voltage (Ic = 1 mA) V(BRICEO 30 90 _ Volts Emitter-Collector Breakdown Voltage (Ig = 100 nA) ViBR)ECO 7 _ _ Volts Capacitance (V = 0 V, f = 1 MHz) Cce _ 5.5 _ pF DC Current Gain (Voce = 10 V, Ic = 2 mA) hee _- 10,000 - - COUPLED (Note 2) Output Collector Current MOC71__1 Ic 2.5 5 _ mA (lp = 5 mA, Vcg = 5 V) MmOC71__3 8 14 ~ Output Collector Current MOC71_1 Ic- 75 7 15 _ mA (Il_ = 10 mA, Vee = 5 V) MOC71_3 20 35 ~ Collector-Emitter Saturation Voltage VcE{sat) _ - 1 Volts (ic = 1.8 mA, Ip = 10 mA) Turn-On Time (Ip = 10 mA, Vcc = 5 V, RL = 510 2) ton > 120 - BS Turn-Off Time (ip = 10 mA, Vec = 5 V, RL = 510 0) toft _ 500 _ BS Notes: 1. Stray radiation can alter values of characteristics. Adequate light shietding should be provided. 2. No actuator in sensing gap. TYPICAL CHARACTERISTICS -~ PULSE ONLY 6 PULSE OR DC g = = 01 8 z =< 2 5 S & a & 0.01 = 5 z= r oO L 2 z NORMALIZED TO > 2 0.001 VALUE WITH 2 NO ACTUATOR 0.0001 10 100 1000 0 2 4 6 8 10 Ip. LED FORWARD CURRENT (mA} d, DISTANCE FROM ACTUATOR TO REFERENCE SURFACE (mm} Figure 1. LED Forward Voltage versus Figure 2. Output Current versus Actuator Position Forward Current 7-17 MOC71 Series NORMALIZED TO: Veg = 10V Ta = 25C Ice. COLLECTOR-EMITTER DARK CURRENT (NORMALIZED) Ic, OUTPUT COLLECTOR CURRENT (NORMALIZED) 1 2 5 10 20 50 100 0 40 80 100 Ip, FORWARD LED CURRENT (ma) Ta, AMBIENT TEMPERATURE (C} Figure 3. Output Current versus Input Current Figure 4. Coilector-Emitter Dark Current versus Ambient Temperature NORMALIZED TO Ta = 25C t = 30 SEC. Ic, OUTPUT COLLECTOR CURRENT (NORMALIZED) REDUCTION IN OUTPUT CURRENT {% OF INSTANTANEOUS) 60 -40 - 0 20 40 60 80 100 0 10 5 20 25 30 36 Ta, AMBIENT TEMPERATURE (C} Ip, FORWARD CURRENT (mA) Figure 5. Output Current versus Ambient Temperature Figure 6. Reduction in Output Current Due to LED Heating versus Forward Current a 16 a : 2 RL = 51 i z L = 5102 oe Sy 2 20 2 Z 2 s 2 S 6 & Oo 4 = 2 Vec = 2 le = 10 mA 0 . 0.05 2 100 200 500 1K 5K 10K V, VOLTAGE (VOLTS) RL, LOAD RESISTANCE {OHMS} Figure 7. Capacitances versus Voltage Figure 8. Switching Times versus Load Resistance MOC71 Series OUTLINE DIMENSIONS CASE 374-01 H San The Le 1 ao TOLERANCE FOR D DIMENSION tl (fiiem Se Oo] 2. POSITIONAL TOLERANCE FOR J DIMENSION (PU: [e]osricom Glile ] 3. IMENSIONNG AAD TOLERANCING PER ANS! YI4.SM, 1 4. CONTROLUNG DIMENSION: WOH CASE 354E-01 em 4 2. COLLECTOR ef 4 iE tw NOTES: 1. POSITIONAL TOLERANCE FOR 0 DIMENSION (a4 PLE (el osi0on0 @irR 2 POSTIONAL TOLERANCE FOR J TOES (ale [ost 10.020) ] 3. DIMENSIONING iD reo! PER ANSI Y145M, 4. CONTROLLING DIMENSION: INCH. NOTES: 1, DIMENSIONS A ANO B ARE DATUMS AND TIS A DATUM SURFACE. 2. POSITIONAL TOLERANCE FOR MOUNTING HOLES [+ [o036 com Olt] O[s O] 2. POSITIONAL TOLERANCE FOR LEAD DIMENSION # [4 ]o13.c08 [7[s ] 4. POSITIONAL TOLERANCE FOR LEAD DIMENSION 2 [41013 9.005 @[t1s Ole ] 5, DIMENSIONING AND TOLERANCING PER Y14.5, 1973 L a STYLE PIN 1. CATHODE 2, COLLECTOR: 3. ANODE 4 EMITTER CASE 354A-01 NOTES: 1. DIMENSIONS R & 8 ARE OATUMS & TIS A DATUM SURFACE. 2 CNet TOLERANCE FOR LEAD. IMENSION J (eTos oom OTe ) 3, POSITIONAL TOLERANCE FOR LEAD OIMENSION D: (Toss joa OTR ) 4, POSITIONAL TOLERANCE FOR HOLE DIMENSION 0: 5, DIMENSIONING AND TOLERANCING PER a5, 1962. 5 A | STYLE 1: PIN 1, CATHODE 2. COLLECTOR 2. ANODE 4 EMITTER CASE 354-02 NOTES: 1 omens AND TOLERANCING PER ANSI Y145M. 1 2 reson TOLERANCE FOR LEAD DIMENSION (else STS) 3. Posmonat TOLERANCE FOR LEAD DIMENSION (Fm SoS] 4. CONTROLLING DIMENSION: INCH. 7-19