SK655KDTP Littelfuse

Thyristors 55 Amp Standard SCRs RoHS SK655KD Description Excellent unidirectional switches for phase control applications such as heating and motor speed controls. Standard phase control SCRs are triggered with few milliamperes of current at less than 1.5V potential. Features & Benefits RoHS compliant Electrically isolated package KD -Package V oltage capability up and UL Recognized for to 1600 V 2500V RMS Surge capability up to UL R ecognized as an 520 A Electrically Isolated Semiconductor Device to UL 1557. Agency Recognitions Applications Typical applications are AC solid-state switches, industrial Agency Agency File Number power tools and line rectification 50/60Hz. E71639 Main Features Schematic Symbol Symbol Value Unit I 55 A T(RMS) AK V /V 1600 V DRM RRM I 70 mA GT G Absolute Maximum Ratings Symbol Parameter Test Conditions Value Unit V /V Repetitive Peak off-state/Reverse Voltage 1600 V DRM RRM V /V Non-repetitive peak off-state/Reverse voltage 1700 V DSM RSM I RMS on-state current T = 55C 55 A T(RMS) C I Average on-state current T = 55C 35 A T(AV) C single half cycle f = 50Hz 550 T (initial) = 25C J I Peak non-repetitive surge current A TSM single half cycle f = 60Hz 660 T (initial) = 25C J 2 2 2 I t I t Value for fusing t = 8.3 ms 1800 A s p di/dt Critical rate of rise of on-state current 150 A/s I Peak gate current T = 125C 3 A GM J P Average gate power dissipation T = 125C 1 W G(AV) J T Storage temperature range -40 to 150 C stg T Operating junction temperature range -40 to 125 C J 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 08/13/20Thyristors 55 Amp Standard SCRs Electrical Characteristics (T = 25C, unless otherwise specified) J Symbol Test Conditions Value Unit I MAX. 70 mA GT V = 12V R = 30 D L V MAX. 1.5 V GT dv/dt V = 2/3 V gate open T = 125C MIN. 2000 V/s D DRM J V V = V R = 3.3 k T = 125C MIN. 0.2 V GD D DRM L J I I = 500mA (initial) MAX. 200 mA H T t I =0.5A t =50s dv/dt=5V/s di/dt=-30A/s TYP. 20 s q T p t I = 2 x I PW = 15s I = 110A TYP. 5 s gt G GT T Static Characteristics Symbol Test Conditions Value Unit V I = 110A t = 380s MAX. 1.8 V TM T p T = 25C 10 A J I / I V / V MAX. DRM RRM DRM RRM T = 125C 8 mA J Thermal Resistances Symbol Parameter Value Unit R Junction to case (AC) 1.0 C/W (JC) Figure 1: Nor malized DC Gate Trigger Current Figure 2: Nor malized DC Gate Trigger Voltage vs. Junction Temperature vs. Junction Temperature 2.0 2.0 1.8 1.6 1.6 1.4 1.2 1.2 1.0 0.8 0.8 0.6 0.4 0.4 0.2 0.0 0.0 -40-15 10 35 60 85 110 125 -40-15 10 35 60 85 110 125 o Junction Temperature (T )-( C) J o Junction Temperature (T )-( C) J 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 08/13/20 o Ration of I /I (T = 25 C) GT GT J o Ration of V /V (T = 25 C) GT GT J