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Quadrac Data Sheets http://www.littelfuse.com E3 - 4 ©2004 Littelfuse, Inc. +1 972-580-7777 Thyristor Product Catalog Figure E3.1 Normalized DC Holding Current versus Case Temperature Figure E3.2 Test Circuit Figure E3.3 Test Circuit Waveforms Figure E3.4 On-state Current versus On-state Voltage (Typical) (4 A to 10 A) Figure E3.5 On-state Current versus On-state Voltage (Typical) (15 A) Figure E3.6 Maximum Allowable Ambient Temperature versus On-state Current Case Temperature (TC) – ˚C -40 -15 +25 +65 +105 2.0 1.5 1.0 .5 0 INITIAL ON-STATE CURRENT = 200 mA DC 4 A to 10 A = 400 mA DC 15 A +125 120 V 60 Hz RL D.U.T. MT2 MT1 VC CT = 0.1 µF T VC ∆V+ -VBO ∆V- +VBO 20 18 16 14 12 10 8 6 4 2 0 0 0.6 0.8 1.0 1.2 1.4 1.6 Positive or Negative Instantaneous On-state Voltage (v T) – Volts 6 A, 8 A, and 10 A 4 A TC = 25 ˚C 90 80 70 60 50 40 30 20 10 0 0 0.6 0.8 1.0 1.2 1.4 1.6 15 A TC = 25˚C 1.8 Positive or Negative Instantaneous On-state Voltage (v T) – Volts 120 100 80 60 40 20 RMS On-state Current [IT(RMS)] – Amps 25 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 4 A |
