VRSM VRRM (dv/dt)cr ITRMS (maximum values for continuous operation) VDRM 1000 A SKT 491 SKT 551 ITAV (sin. 180; T case = . . .; DSC) V V V/s 640 A (58 C) 765 A (61 C) 500 400 500 SKT 491/04 D - 900 800 1000 SKT 491/08 E SKT 551/08 E 1300 1200 1000 SKT 491/12 E SKT 551/12 E 1500 1400 1000 SKT 491/14 E SKT 551/14 E 1700 1600 1000 SKT 491/16 E SKT 551/16 E 1900 1800 1000 SKT 491/18 E SKT 551/18 E 2100 2000 1000 SKT 491/20 E - 2300 2200 1000 SKT 491/22 E - Symbol Conditions ITAV sin. 180; (Tcase = . . .); DSC ITSM Tvj Tvj Tvj Tvj i2t = = = = 25 C 125 C 25 C 125 C tgd Tvj = 25 C tgr VD = 0,67 . VDRM (di/dt)cr IH IL tq f = 50 ... 60 Hz Tvj = 25 C; typ./max. Tvj = 25 C; R G = 33 ; typ./max. Tvj = 125 C; typ. VT VT(TO) rT Tvj = 25 C; IT = 1500 A; max. Tvj = 125 C Tvj = 125 C IDD; IRD Tvj = 125 C; VRD = VRRM VDD = VDRM SKT 491 SKT 551 Units 490 (80) 550 (85) A C 8 000 7 000 320 000 245 000 9 000 8 000 405 000 320 000 A A A2s A2s IG = 1 A diG/dt = 1 A/s s s 125 150 / 500 0,5 / 2 50 ... 150 A/s mA A s 2,1 1,1 0,7 1,65 0,925 0,45 V V m 50 mA 3 250 0,25 10 V mA V mA Tvj Tvj Tvj Tvj Rthjc cont.; sin. 180; DSC/SSC rec. 120; DSC/SSC DSC/SSC 0,045 0,047 / 0,100 0,054 / 0,113 0,012 / 0,024 - 40 ... + 125 - 40 ... + 130 C/W C/W C/W C/W C C SI units US units 5,2 ... 8 1200 ... 1800 105 kN lbs. g F 25 C 25 C 125 C 125 C typ. 1 typ. 1 VGT IGT VGD IGD Rthch Tvj Tstg = = = = w Case page B 3 - 32 (c) by SEMIKRON Thyristors 1200 A Features * Hermetic metal/ceramic cases * Capsule packages for double sided cooling * Shallow design with single sided cooling * International standard cases * Off-state and reverse voltages up to 1800 V * Amplifying gate Typical Applications * DC motor control (e. g. for machine tools) * Controlled rectifiers (e. g. for battery charging) * AC controllers (e. g. for temperature control) B 11 0898 B 3 - 37 B 3 - 38 (c) by SEMIKRON (c) by SEMIKRON B 3 - 39 B 3 - 40 (c) by SEMIKRON B 3 - 32 0895 (c) by SEMIKRON