Silicon Controlled Rectifiers (SCR)

For Phase Control Applications

DC or Pk Volts VDRM IT(RMS) Maximum Forward Current Amps (All Conducting Angles) 35A 40A 50A 55A 80A 125A 50 NTE5541 - - - - - - - - - - 100 NTE5542 - - - - - - - - - - 200 NTE5543 NTE5517 NTE5562 - - - - NTE54000 NTE5567 NTE5570 NTE5575 300 NTE5544 - - - - - - - - - - 400 NTE5545 NTE5518 NTE5564 - - - NTE5539 NTE54001 - - - 500 NTE5546 - - - - - - - - - - 600 NTE5547 NTE5519 NTE5566 - NTE5534A - - NTE54002 NTE5568 NTE5572 NTE5577 800 NTE5548 - - NTE5536 - NTE5538 NTE5540 NTE54003 - - - 1000 - - - - - - - NTE54004 - - - 1200 - - - - - - - - NTE5569 NTE5574 NTE5579 1600 - - - - - - - - NTE5571 - - IGT Max * 30mA 30mA 30mA 50mA 80mA 60mA 40mA 40mA 100mA 120mA 150mA VGT Max (V) 2 2 2 1.5 1.3 1.3 1.5 1.5 2.5 2.5 3.0 IHold Max (mA) 50 50 50 60 150 180 60 60 200 150 - VF(on) (V) 1.6 1.6 1.6 1.6 1.9 1.6 1.8 1.8 1.6 1.6 2.2 ISurge (A) 300 300 300 400 580 525 650 650 1255 1900 1600 VGFM (V) 10 10 10 - - - - - 20 20 - VGRM (V) 10 10 10 - - 5 - - 5 10 5 Mounting Torque in·lb (m·N) 30 (3.33) - 30 (3.33) - - - - - 30 (3.33) 130 (14.46) 130 (14.46) Thread Size 1/4-28 UNF-2A - 1/4-28 UNF-2A - - - - - 1/4-28 UNF-2A 1/2-20 UNF-2A 1/2-20 UNF-2A Pkg. Type Case Style TO48 1/2" Press Fit TO48 Isol Stud TO220 TO3 Isolated Flange TO218 Isolated TO218 TO220 TO65 TO94 TO83

* IGT(max) is the maximum gate current required to switch a thyristor to the on state.

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