PC851 High Collector-emitter Voltage Type Photocoupler PC851 ❈ Lead forming type ( I type ) and taping reel type ( P type ) are also available. ( PC851I/PC851P ) ■ Features ■ Outline Dimensions 1. High collector-emitter voltage ( VCEO : 300V) 2. High isolation voltage between input and output ( Viso : 5 000V rms ) 3. Compact dual-in-line package 4. Recognized by UL, file No. E64380 ( Unit : mm ) Internal connection 2.54 ± 0.25 diagram 3 ■ Applications 2 1 0.9 ± 0.2 1. ON-OFF switching for transmission/reception circuit for telephone 2. Interface to various power supply circuits, power patch boards 3. Copiers, facsimiles 4. Output section for numerical control machines 5. Controller for SSRs, DC motors 4 3 1 2 6.5 ± 0.5 Anode mark PC851 4 1.2 ± 0.3 1 Anode 2 Cathode 3 Emitter 4 Collector 4.58 ± 0.5 3.0 ± 0.5 0.5TYP. 3.5 ± 0.5 7.62 ± 0.3 0.5 ± 0.1 θ θ θ = 0 to 13 ˚ ■ Absolute Maximum Ratings Input Output Parameter Forward current *1 Peak forward current Reverse voltage Power dissipation Collector-emitter voltage Emitter-collector voltage Collector current Collector power dissipation Total power dissipation *2 Isolation voltage Operating temperature Storage temperature *3 Soldering temperature ( Ta = 25˚C ) Symbol IF I FM VR P V CEO V ECO IC PC P tot V iso T opr T stg T sol Rating 50 1 6 70 300 6 50 150 200 5 000 - 25 to + 100 - 55 to + 125 260 Unit mA A V mW V V mA mW mW V rms ˚C ˚C ˚C *1 Pulse width <=100µs, Duty ratio : 0.001 *2 40 to 60% RH, AC for 1 minute *3 For 10 seconds “ In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.” 0.26 ± 0.1 PC851 ■ Electro-optical Characteristics ( Ta = 25˚C ) Parameter Forward voltage Reverse current Terminal capacitance Collector dark current Current transfer ratio Collector-emitter saturation voltage Isolation resistance Floating capacitance Cut-off frequency Rise time Response time Fall time Input Output Transfer characteristics Symbol VF IR Ct I CEO CTR V CE(sat) R ISO Cf fC tr tf Fig. 1 Forward Current vs. Ambient Temperature Conditions I F = 20mA V R = 4V V = 0, f = 1kHz V CE = 200V, I F = 0 I F = 5mA, V CE = 5V I F = 20mA, I C = 1mA DC500V, 40 to 60% RH V = 0, f = 1MHz V CE = 5V, I C = 2mA, R L = 100 Ω, - 3dB V CE = 2V, I C = 2mA R L = 100 Ω MAX. 1.4 10 250 10 - 6 0.3 1.0 10 12 Collector power dissipation P C ( mW ) 200 50 Forward current I F ( mA ) TYP. 1.2 30 80 0.1 1011 0.6 50 4 5 Fig. 2 Collector Power Dissipation vs. Ambient Temperature 60 40 30 20 10 0 - 25 0 25 50 75 Ambient temperature T a 100 10 000 100 50 0 25 50 75 100 125 Ambient temperature T a ( ˚C ) ( ˚C ) Fig. 4 Forward Current vs. Forward Voltage 500 Pulse width <=100µs 5 000 150 0 - 25 125 Fig. 3 Peak Forward Current vs. Duty Ratio T a = 25˚C T a = 75˚C 200 2 000 1 000 Forward current I F ( mA ) Peak forward current I FM ( mA ) MIN. 40 5 x 1010 - 500 200 100 50 20 10 50˚C 100 25˚C 0˚C 50 - 25˚C 20 10 5 2 1 5 5 10 -3 2 5 10 -2 2 5 Duty ratio 10 -1 2 5 1 0 0.5 1.0 1.5 2.0 2.5 Forward voltage V F ( V ) 3.0 3.5 Unit V µA pF A % V Ω pF kHz µs µs PC851 Fig. 5 Current Transfer Ratio vs. Forward Current Fig. 6 Collector Current vs. Collector-emitter Voltage 100 T a = 25˚C I F = 30mA 20 A 25m Collector current I C ( mA ) Current transfer ratio CTR ( % ) VCE = 5V T a = 25˚C 50 P C ( MAX. ) A 20m 15mA 10 10mA 5mA 0 1 5 2 10 20 50 0 0 100 5 Collector-emitter voltage V CE ( V ) Forward current I F ( mA ) Fig. 7 Relative Current Transfer Ratio vs. Ambient Temperature 0.16 I F = 5mA V CE = 5V 100 50 0 - 25 Fig. 8 Collector-emitter Saturation Voltage vs. Ambient Temperature Collector-emitter saturation voltage V CE(sat) ( V ) Relative current transfer ratio ( % ) 150 0 25 50 75 100 I F = 20mA I C = 1mA 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0 - 25 Ambient temperature T a ( ˚C ) Fig. 9 Collector Dark Current vs. Ambient Temperature 10 10 -8 10 -9 Response time ( µ s ) Collector dark current I CEO ( A ) 10 -7 25 50 75 Ambient temperature T a ( ˚C ) 200 V CE = 2V I C = 2mA 100 T a = 25˚C 50 tr 20 tf 10 td 5 2 ts 1 10 - 10 10 - 11 - 25 100 500 V CE = 200V -6 0 Fig.10 Response Time vs. Load Resistance -5 10 10 0.5 0 25 50 75 Ambient temperature T a ( ˚C ) 100 0.2 0.1 0.01 0.1 1 Load resistance RL ( k Ω ) 10 50 PC851 Fig.11 Frequency Response Test Circuit for Response Time V CE = 5V I C = 2mA T a = 25˚C 0 Output Input Output RL RD 10% 90% td ts tr tf Voltage gain A v ( dB ) Input VCC 100 Ω RL = 10k Ω - 10 1k Ω - 20 0.5 1 2 5 10 20 50 100 200 500 Frequency f ( kHz ) Fig.12 Collector-emitter Saturation Voltage vs. Forward Current Test Circuit for Frepuency Response Collector-emitter saturation voltage V CE(sat) ( V ) 6 T a = 25˚C 5 7mA VCC 5mA 4 RD 3 1mA 2 I C = 0.5mA 1 0 0 2 4 6 8 10 12 Forward current I F RL Output 3mA 14 16 18 20 ( mA ) ● Please refer to the chapter “ Precautions for Use ”