Thyristors Datasheet SJxx25xxA Series 25 Amps High Junction Temperature SCRs RoHS Description This SJxx25xxA high temperature SCR series is ideal for uni- directional switch applications such as phase control in heating, motor speed controls, converters/rectifiers and inrush current controllers. These SCRs have a low gate current trigger level of 6mA,10mA or 35mA maximum at approximately 1.5V. Features & Benefits Halogen-free and RoHS- AEC-Q101 qualified compliant Automotive Level 150C maximum junction manufacture control temperature Surge capability up to 350 A Agency Recognitions at 60 Hz half cycle Agency Agency File Number Applications E71639 Typical applications include AC Generator (ACG) rectifiers, battery * - L Package Only voltage regulators, generic converters, inrush current controller in various AC to DC applications and soft starter for low power AC motor. Additional applications include controls for power tools, Main Features home/brown good and white goods appliances. Symbol Value Unit Internally constructed isolated packages are offered for ease of heat sinking with highest isolation voltage. I 25 A T(RMS) Schematic Symbol V /V 400 or 600 V DRM RRM I 6, 10 or 35 mA GT AK G Absolute Maximum Ratings Symbol Parameter Test Conditions Value Unit V /V Peak non-repetitive blocking voltage PW=100 s V /V +100 V DSM RSM DRM RRM SJxx25LxA T = 100C C I RMS on-state current SJxx25RxA 25 A T(RMS) T = 125C C SJxx25NxA SJxx25LxA T = 100C C I Average on-state current SJxx25RxA 16 A T(AV) T = 125C C SJxx25NxA single half cycle f = 50Hz 300 T (initial) = 25C J I Peak non-repetitive surge current A TSM single half cycle f = 60Hz 350 T (initial) = 25C J 2 2 2 I t I t Value for fusing t = 8.3 ms 510 A s p di/dt Critical rate of rise of on-state current f = 60Hz T = 150C 125 A/s J I Peak gate current T = 150C 3 A GM J P Average gate power dissipation T = 150C 0.6 W G(AV) J T Storage temperature range - -40 to 150 C stg T Operating junction temperature range -40 to 150 C J Note: xx=voltage/10, x=sensitivity 2021 Littelfuse, Inc. 1 Specifications are subject to change without notice. Revised: GD. 03/10/21Thyristors Datasheet SJxx25xxA Series 25 Amps High Junction Temperature SCRs Electrical Characteristics (TJ = 25C, unless otherwise specified) Value Symbol Test Conditions Unit SJxx25xA SJxx25x1A SJxx25x2A MAX. 35 6 10 I V = 12V R = 60 mA GT D L MIN. 8 2 5 V V = 12V R = 60 MAX. 1.5 V GT D L V = 67% V gate open T = 125C 800 70 500 D DRM J dv/dt MIN. V/s V = 67% V gate open T = 150C 400 - 200 D DRM J V V = V R = 3.3 k T = 125C MIN. 0.2 V GD D DRM L J I I = 400mA (initial) MAX. 75 15 35 mA H T t I = 2A t = 50s dv/dt = 5V/s di/dt = 30A/s MAX. 40 s q T p t I = 2 x I PW = 15s I = 50A TYP. 2 s gt G GT T Note: xx=voltage/10, x=package Static Characteristics Symbol Test Conditions Value Unit V Component I = 50A t = 380 s MAX. 1.6 V TM T p T = 25C 10 J I / I V = V T = 125C MAX. 1000 A DRM RRM DRM RRM J T = 150C 3000 J Thermal Resistances Symbol Parameter Value Unit SJxx25RxA 1.0 SJxx25NxA R Junction to case (AC) C/W (JC) SJxx25LxA 2.3 Note: xx=voltage/10, x=sensitivity Figure 1: Normalized DC Gate Trigger Current Figure 2: Normalized DC Gate Trigger Voltage vs. Junction Temperature vs. Junction Temperature 2.0 1.4 1.2 1.6 1.0 1.2 0.8 0.8 0.6 0.4 0.4 0.2 0.0 0.0 -40-15 10 35 60 85 110135 150 -40-15 10 35 60 85 110135 150 Junction Temperature (T ) -- (C) J Junction Temperature (T ) -- (C) J 2021 Littelfuse, Inc. 2 Specifications are subject to change without notice. Revised: GD. 03/10/21 Ratio of I / I (T = 25C) GT GT J Ratio of V / V (T = 25C) GT GT J