S22MD2 S22MD2 Photothyristor Coupler ■ Features ■ Outline Dimensions 1. Long distance between anode and cathode of photothyristor on the output side : 5.08mm 2. High repetitive peak OFF-state voltage ( VDRM : MIN. 600V ) 3. Low trigger current ( IFT : MAX. 8mA at R G = 20kΩ ) 4. High isolation voltage between input and output ( Viso : 5 000V rms ) * S22MD2 is for 200V line. 5.08± 0.25 6 5 Anode mark 2 3 1.2± 0.3 5 2 3 4 3.5± 0.5 7.62± 0.3 0.5TYP. 3.0± 0.5 0.5±0.1 1 4 NC 2 Anode 3 Cathode ■ Absolute Maximum Ratings Output 6 0.85± 0.2 9.22± 0.5 1. ON-OFF operation for a low power load 2. For triggering high power thyristor and triac Input 1 4 ■ Applications Parameter Forward current Reverse voltage RMS ON-state current ∗1 Peak one cycle surge current ∗2 Repetitive peak OFF-state voltage ∗2 Repetitive peak reverse voltage ∗3 Isolation voltage Operating temperature Storage temperature ∗4 Soldering temperature 7 6.5±0.5 S22MD2 1 Internal connection diagram 2.54± 0.25 7 0.8± 0.2 ( Unit : mm ) 0.26± 0.1 θ : 0 to 13˚ 5 Gate 6 Cathode 7 Anode ( Ta = 25˚C ) Symbol IF VR IT I surge V DRM V RRM V iso T opr T stg T sol Rating 50 6 200 2 600 600 5 000 - 30 to + 100 - 40 to + 125 260 Unit mA V mA rms A V V V rms ˚C ˚C ˚C ∗1 50Hz, sine wave ∗2 R G = 20kΩ ∗3 40 to 60% RH, AC for 1 minute ∗4 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.” θ S22MD2 ■ Electro-optical Characteristics Parameter Forward voltage Reverse current Repetitive peak OFF-state current Repetitive peak reverse current ON-state voltage Holding current Critical rate of rise of OFF-state voltage Minimum trigger current Isolation resistance Input Output Transfercharacteristics ( Ta = 25˚C ) Symbol VF IR I DRM I RRM VT IH dV/dt I FT R ISO Turn-on time t on Fig. 1 RMS ON-state Current vs. Ambient Temperature Conditions I F = 30mA V R = 4V V DRM = Rated, R G = 20kΩ V RRM = Rated, R G = 20kΩ I T = 200mA V D = 6V, R G = 20kΩ V DRM = 1/ 2 Rated, R G = 20kΩ V D = 6V, R L = 100Ω , R G = 20kΩ DC500V, 40 to 60% RH V D = 6V, R G = 20kΩ , R L = 100Ω , I F = 30mA MIN. 3 5x 1010 TYP. 1.2 1.0 0.3 6 1011 MAX. 1.4 10-5 10-6 10-6 1.4 1 8 - Unit V A A A V mA V/ µ s mA Ω - 20 50 µs Fig. 2 Forward Current vs. Ambient Temperature 60 200 Forward current I F ( mA ) RMS ON-state current I T ( mA rms ) 70 100 40 30 20 10 0 - 30 0 20 40 60 80 Ambient temperature T a ( ˚C ) 0 - 30 100 Fig. 3 Forward Current vs. Forward Voltage 0 25 50 75 100 Ambient temperature T a ( ˚C ) 125 Fig. 4 Minimum Trigger Current vs. Ambient Temperature 12 500 50˚C 100 V D = 6V R L = 100Ω 25˚C Minimum trigger current I FT ( mA ) T a = 75˚C 200 Forward current I F ( mA ) 50 0˚C - 25˚C 50 20 10 5 R G = 10kΩ 10 8 20kΩ 6 50kΩ 4 2 2 1 0 0.5 1.0 1.5 2.0 2.5 Forward voltage V F ( V ) 3.0 0 - 30 0 20 40 60 80 Ambient temperature T a ( ˚C ) 100 S22MD2 Fig. 5 Minimum Trigger Current vs. Gate Resistance Fig. 6 Break Over Voltage vs. Ambient Temperature 900 100 V D = 6V R L = 100Ω T a = 25˚C 800 Break over voltage V BO ( V ) Minimum trigger current I FT ( mA ) 50 20 10 5 2 1 700 1 2 5 10 20 50 Gate resistance R G ( kΩ ) 100 50kΩ 500 400 300 200 0 - 30 - 20 200 0 20 40 60 80 100 120 Ambient temperature T a ( ˚C ) Fig. 8 Holding Current vs. Ambient Temperature 1 100 V D = 6V R G = 20kΩ V DRM = 1/ 2 Rated 50 0.5 Holding current I H ( mA ) Critical rate of rise of OFF-state voltage dV/dt ( V/ µ s ) 20kΩ 600 100 Fig. 7 Critical Rate of Rise of OFF-state Voltage vs. Ambient Temperature 20 10 5 RG = 10kΩ 0.2 0.1 20kΩ 50kΩ 0.05 0.02 2 1 0 20 40 60 Ambient temperature T a 80 ( ˚C ) 0.01 - 30 100 Fig. 9 Repetitive Peak OFF-state Current vs. Ambient Temperature 5 Repetitive peak OFF-state current I DRM ( A ) R G = 10kΩ V DRM = Rated 2 R G = 20kΩ 10 - 6 5 2 10 - 7 5 2 10 - 8 5 2 0 20 40 60 80 Ambient temperature T a ( ˚C ) 100 0 20 40 60 80 Ambient temperature T a ( ˚C ) 100 S22MD2 ■ Basic Operation Circuit Medium/High Power Thyristor Drive Circuit 1 + VCC Load 2 3 VIN 7 4 ZS AC 100V, 200V 6 CG 5 RG ZS : Snubber circuit Medium/High Power Triac Drive Circuit ( Zero-cross Operation ) 1 + VCC ● Load AC 100V, 200V 3 VIN 7 2 4 6 5 RG CG Please refer to the chapter “ Precautions for Use” ( Page 78 to 93 ) .