QUESTION Hello, could you help me calculate the value of the resistors of the Pc817 optocoupler...

 

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QUESTION Hello, could you help me calculate the value of the resistors of the Pc817 optocoupler and the tip 47 transistor. Put the data sheets of the components because I am not sure what data I should use for the calculations. Thanks 3.3 Volts Input Transfer characteristics Output RL www. RA Electro-optical Characteristics Parameter Symbol VE VEM Forward voltage Peak forward voltage Reverse current Terminal capacitance Collector dark current Rise time Fall time IK C ICTO BVCEO BVEco le VCE OPTOCOUPLER PC 817 RISO Cr fe 4 7.4 Volts R₂ Conditions Ip-20mA IFM-0.5A V₁-4V "tw V-0, f-1kHz VC-50V, 1-0 Ic-0. IMA, Ip-0 I-10µA. I-0 Ip-5mA, V SV I-20mA, I-IMA R₁ Mu Collector-emitter breakdown voltage Emitter-collector breakdown voltage Collector current Collector-emitter saturation voltage Isolation resistance Floating capacitance Cut-off frequency Response time 4 *5 From the production Date code "15" (May 1997) to "P7" (July 2002), however the products were screened by BV70V. DC500V, 40 to 60%RH V-0, f-1MHz V-5V, Ic-2mA, R₁-10092,-3dB VC-2V, Ic-2mA, R₁-1002 Tip47 transistor MIN. TYP. 1.2 80 6 2.5 5x100 7.4 Volts (M - 30 7.4 Volts 0.1 Ix10" 0.6 80 4 3 MAX. 1.4 3.0 10 250 100 30.0 0.2 1.0 Relay 18 18 (T.-25°C) Unit V vvmmvvm> V HA pF nA V V mA V Ω pF kHz JUS JAS TIP47 TIP49 TIP48 TIP50 ELECTRICAL CHARACTERISTICS (TC-25°C unless otherwise noted) Characteristic OFF CHARACTERISTICS Collector-Emitter Sustaining Voltage (1) (lc = 30 mAdc, lg = 0) Collector Cutoff Current (VCE = 150 Vdc, lg = 0) (VCE = 200 Vdc, lg = 0) (VCE = 250 Vdc, lg = 0) (VCE = 300 Vdc, lg = 0) Collector Cutoff Current (VCE = 350 Vdc, VBE = 0) (VCE = 400 Vdc, VBE = 0) (VCE = 450 Vdc, VBE = 0) (VCE = 500 Vdc, VBE = 0) Emitter Cutoff Current (VBE 5.0 Vdc, Ic=0) ON CHARACTERISTICS (1) DC Current Gain (Ic=0.3 Adc, VCE = 10 Vdc) (Ic = 1.0 Adc, VCE = 10 Vdc) Collector-Emitter Saturation Voltage (Ic= 1.0 Adc, lg = 0.2 Adc) Base-Emitter On Voltage (Ic-1.0 Adc, VCE - 10 Vdc) DYNAMIC CHARACTERISTICS Current-Gain-Bandwidth Product (Ic=0.1 Adc, VCE = 10 Vdc, f = 2.0 MHz) Small-Signal Current Gain (Ic= 0.2 Adc, VCE = 10 Vdc, 1 = 1.0 kHz) (1) Pulse Test: Pulse width s 300 µs, Duty Cycle ≤ 2.0%. TIP47 VCEO(sus) TIP48 TIP49 TIP50 TIP47 TIP48 TIP49 TIP50 Symbol TIP47 TIP48 TIP49 TIP50 ICEO ICES EBO hFE VCE(sat) VBE(on) fr he Min 250 300 350 400 |||||| - 30 10 - 10 25 Max 1.0 1.0 1.0 1.0 1.0 1.0 OOO0 1.0 1.0 1.0 150 1.0 1.5 1 - Unit Vdc mAdc mAdc mAdc I Vdc Vdc MHz 3.3 Volts m|11 RL -w- RA OPTOCOUPLER PC 817 7.4 Volts R₂ M1 R₁ 7.4 Volts 7.4 Volts (M Tip47 transistor Relay I Electro-optical Characteristics Parameter Symbol VE Forward voltage Peak forward voltage VEM indu Output Reverse current Terminal capacitance Collector dark current Collector-emitter breakdown voltage Emitter-collector breakdown voltage IR C₁ ICTO BVCEO BVECO Conditions Ip=20mA IFM 0.5A VR-4V V-0, f-1kHz VCE-50V, I-0 Ic-0.1mA, Ip-0 I-10µA, Ip-0 MIN, - 580 6 TYP. 1.2 30 MAX. 3.0 10 250 100 (T.-25°C) Unit V V μA pF BER nA V V QUESTION Hello, could you help me calculate the value of the resistors of the Pc817 optocoupler and the tip 47 transistor. Put the data sheets of the components because I am not sure what data I should use for the calculations. Thanks 3.3 Volts Input Transfer characteristics Output RL www. RA Electro-optical Characteristics Parameter Symbol VE VEM Forward voltage Peak forward voltage Reverse current Terminal capacitance Collector dark current Rise time Fall time IK C ICTO BVCEO BVEco le VCE OPTOCOUPLER PC 817 RISO Cr fe 4 7.4 Volts R₂ Conditions Ip-20mA IFM-0.5A V₁-4V "tw V-0, f-1kHz VC-50V, 1-0 Ic-0. IMA, Ip-0 I-10µA. I-0 Ip-5mA, V SV I-20mA, I-IMA R₁ Mu Collector-emitter breakdown voltage Emitter-collector breakdown voltage Collector current Collector-emitter saturation voltage Isolation resistance Floating capacitance Cut-off frequency Response time 4 *5 From the production Date code "15" (May 1997) to "P7" (July 2002), however the products were screened by BV70V. DC500V, 40 to 60%RH V-0, f-1MHz V-5V, Ic-2mA, R₁-10092,-3dB VC-2V, Ic-2mA, R₁-1002 Tip47 transistor MIN. TYP. 1.2 80 6 2.5 5x100 7.4 Volts (M - 30 7.4 Volts 0.1 Ix10" 0.6 80 4 3 MAX. 1.4 3.0 10 250 100 30.0 0.2 1.0 Relay 18 18 (T.-25°C) Unit V vvmmvvm> V HA pF nA V V mA V Ω pF kHz JUS JAS TIP47 TIP49 TIP48 TIP50 ELECTRICAL CHARACTERISTICS (TC-25°C unless otherwise noted) Characteristic OFF CHARACTERISTICS Collector-Emitter Sustaining Voltage (1) (lc = 30 mAdc, lg = 0) Collector Cutoff Current (VCE = 150 Vdc, lg = 0) (VCE = 200 Vdc, lg = 0) (VCE = 250 Vdc, lg = 0) (VCE = 300 Vdc, lg = 0) Collector Cutoff Current (VCE = 350 Vdc, VBE = 0) (VCE = 400 Vdc, VBE = 0) (VCE = 450 Vdc, VBE = 0) (VCE = 500 Vdc, VBE = 0) Emitter Cutoff Current (VBE 5.0 Vdc, Ic=0) ON CHARACTERISTICS (1) DC Current Gain (Ic=0.3 Adc, VCE = 10 Vdc) (Ic = 1.0 Adc, VCE = 10 Vdc) Collector-Emitter Saturation Voltage (Ic= 1.0 Adc, lg = 0.2 Adc) Base-Emitter On Voltage (Ic-1.0 Adc, VCE - 10 Vdc) DYNAMIC CHARACTERISTICS Current-Gain-Bandwidth Product (Ic=0.1 Adc, VCE = 10 Vdc, f = 2.0 MHz) Small-Signal Current Gain (Ic= 0.2 Adc, VCE = 10 Vdc, 1 = 1.0 kHz) (1) Pulse Test: Pulse width s 300 µs, Duty Cycle ≤ 2.0%. TIP47 VCEO(sus) TIP48 TIP49 TIP50 TIP47 TIP48 TIP49 TIP50 Symbol TIP47 TIP48 TIP49 TIP50 ICEO ICES EBO hFE VCE(sat) VBE(on) fr he Min 250 300 350 400 |||||| - 30 10 - 10 25 Max 1.0 1.0 1.0 1.0 1.0 1.0 OOO0 1.0 1.0 1.0 150 1.0 1.5 1 - Unit Vdc mAdc mAdc mAdc I Vdc Vdc MHz 3.3 Volts m|11 RL -w- RA OPTOCOUPLER PC 817 7.4 Volts R₂ M1 R₁ 7.4 Volts 7.4 Volts (M Tip47 transistor Relay I Electro-optical Characteristics Parameter Symbol VE Forward voltage Peak forward voltage VEM indu Output Reverse current Terminal capacitance Collector dark current Collector-emitter breakdown voltage Emitter-collector breakdown voltage IR C₁ ICTO BVCEO BVECO Conditions Ip=20mA IFM 0.5A VR-4V V-0, f-1kHz VCE-50V, I-0 Ic-0.1mA, Ip-0 I-10µA, Ip-0 MIN, - 580 6 TYP. 1.2 30 MAX. 3.0 10 250 100 (T.-25°C) Unit V V μA pF BER nA V V

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Question The diagram in the question can be simplified as below during ON condition ie wh... View the full answer