Teccor brand Thyristors 8 Amp standard SCR (reverse undefined) RoHS SRUK208x Series Description The SRUK208x SCR series is specifically designed for high voltage capacitor discharge application Features & Benefits High forward blocking High pulse cur rent voltage of 1200V handling capability High di/dt of 350A/s Reverse direction not design to function Main Features Applications Typical applications are high voltage pulse generation by Symbol Value Unit capacitor discharge for electric fences, CEWs (contact electric weapon) and high-power strobe lights. I 8 A T(RMS) V 1200 V DRM V N/A V RRM I 15 mA Schematic Symbol GT AK G Absolute Maximum Ratings Standard SCRs Symbol Parameter Test Conditions Value Unit V Non-repetitive peak off-state voltage T = 25C 1400 V DSM J I RMS on-state current 8 A T(RMS) SRUK208R T = 105C C SRUK208D T = 110C I Average on-state current C 5.1 A T(AV) single half cycle f = 50Hz 83 T (initial) = 25C J I Peak non-repetitive surge current A TSM single half cycle f = 60Hz 100 T (initial) = 25C J Double-exponential, I Peak Repetitive Pulse Current 400 A TRM 1.7s x 7s, f=44Hz, T = 50C A 2 2 2 I t I t Value for fusing t = 8.3 ms 41 A s p di/dt Critical rate-of-rise of on-state current T = 50C 350 A/s J I Peak gate current 3 A T =10s, T = 125C GM P J P Average gate power dissipation 0.5 W T = 125C G(AV) J T Storage temperature range -40 to 150 C stg T Operating junction temperature range -40 to 125 C J 2017 Littelfuse, Inc SRUK208x Series Specifications are subject to change without notice. Revised: 03/22/17 Teccor brand Thyristors 8 Amp standard SCR (reverse undefined) Electrical Characteristics (T = 25C, unless otherwise specified) J Symbol Test Conditions Value Unit MIN. 5 I mA GT V = 12V R = 60 MAX 15 D L V MAX. 1.5 V GT dv/dt V = V gate open T = 125C MIN. 100 V/s D DRM J V V = V R = 3.3 k T = 125C MIN. 0.2 V GD D DRM L J MIN. 10 I I = 200mA (initial) mA H T MAX. 30 t I =0.5A t =50s dv/dt=5V/s di/dt=-30A/s TYP. 40 s q T p t I = 2 x I PW = 15s I = 16A TYP. 1 s gt G GT T Static Characteristics Symbol Test Conditions Value Unit V I = 16A t = 380 s MAX. 1.6 V TM T p T = 25C 10 A J I V MAX. DRM DRM T = 125C 4 mA J Thermal Resistances Symbol Parameter Value Unit SRUK208R 1.8 R Junction to case (AC) C/W (J-C) SRUK208D 1.5 Figure 1: Normalized DC Gate Trigger Current Figure 2: Nor malized DC Gate Trigger Voltage vs. Junction Temperature vs. Junction Temperature 3.00 1.4 1.2 2.50 1.0 2.00 0.8 1.50 0.6 1.00 0.4 0.50 0.2 0.00 0 -40-15 10 35 60 85 110135 -40-15 10 35 60 85 110 135 Junction Temperature (T ) - (C) Junction Temperature (T ) - (C) J J 2017 Littelfuse, Inc SRUK208x Series Specifications are subject to change without notice. Revised: 03/21/17 Ratio of I / I (T = 25C) GT GT J Ratio of V / V (T = 25C) GT GT J