Silicon Controlled Rectifiers (SCR)
For Phase Control Applications
DC or Pk Volts
VDRM		 IT(RMS) Maximum Forward Current Amps (All Conducting Angles)
10A 10A
Sensitive Gate		 10A 12A 12.5A 16A 20A 25A
25 - - - - - - - NTE5500 - NTE5520 -
50 NTE5461 - - - - - - NTE5501 - NTE5521 NTE5550
100 NTE5462 - - NTE5491 - - - NTE5502 - NTE5522 -
150 - - - - - - - NTE5503 - NTE5523 -
200 NTE5463 NTE5417 - NTE5492 - - - NTE5504 NTE5514 NTE5524 NTE5552
250 - - - - - - - NTE5505 - NTE5525 -
300 - - - - - - - NTE5506 - NTE5526 -
400 NTE5465 NTE5418 NTE5426 NTE5494 - NTE5498 NTE314 NTE5507 NTE5515 NTE5527 NTE5554
500 - - - - - - - NTE5508 - NTE5528 -
600 NTE5466 NTE5419 - NTE5496 - - - NTE5509 NTE5516 NTE5529 NTE5556
700 - - - - - - - - - NTE5530 -
800 NTE5468 - - - NTE5440 NTE5499 - - - NTE5531 NTE5558
IGT Max * 15mA 15mA 200µA 15mA 25mA 10mA 40mA 30mA 15mA 40mA 30mA
VGT Max (V) 1.5 1.5 0.8 2.0 1.5 2.0 2.0 1.5 2.0 3.0 1.5
IHold Max (mA) 20 30 3 20 40 40 50 40 20 50 40
VF(on) (V) 2.0 1.6 1.6 2.5 1.6 1.8 1.8 1.6 2.4 2.0 1.6
ISurge (A) 100 100 100 100 100 120 200 150 200 150 300
VGFM (V) 6 - - 10 5 - - 10 10 10 -
VGRM (V) 6 - - 10 5 - - 5 5 5 -
Mounting Torque
in·lb (m·N)		 - - - 30 (3.33) - - - 30 (3.33) - 30 (3.33) -
Thread Size - - - 1/4-28
UNF-2A		 - - - 1/4-28
UNF-2A		 - 1/4-28
UNF-2A		 -
Pkg. Type
Case Style TO220 TO220
Isolated		 TO48 TO220AB
Isolated		 TO220 TO3 TO48 1/2" Press Fit TO48 TO220
# Connect a 1K Ohm resistor between the gate and cathode.
* IGT(max) is the maximum gate current required to switch a thyristor to the on state.

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