Thyristor Semiconductor Products Page 200 Thyristor

2014 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/14/14 Teccor brand Thyristors 25 Amp Standard & Alternistor (High Commutation) Triacs Thermal Resistances Symbol Parameter Value Unit R (J-C) Junction to case (AC) Qxx25R5 / Qxx25N5 Qxx25R6 / Qxx25NH6 Qxx25RH5 / Qxx25NH5 0.89 C/W Qxx25P5 1.6 Qxx25L6 / Qxx25LH5 2.0 Qxx25K6 / Qxx25J6 1.32 R (J-A) Junction to ambient Qxx25Ry 45 C/W Qxx25L6 / Qxx25LH5 50 Note: xx = voltage, y = sensitivity Figure 1: Normalized DC Gate Trigger Current vs. Junction Temperature Figure 2: Normalized DC Gate Trigger Voltage vs. Junction Temperature 0.0 0.5 1.0 1.5 2.0 -40 -15 10 35 60 85 110 125 Junction Temperature (T J ) -- (C) Ratio of V GT / V GT (T J = 25C) 0.0 0.5 1.0 1.5 2.0 2.5 -40 -15 10 35 60 85 110 125 Junction Temperature (T J ) -- (C) Ratio of I GT /I GT (T J = 25C) Figure 3: Normalized DC Holding Current vs. Junction Temperature Figure 4: On-State Current vs. On-State Voltage (Typical) 0.0 0.5 1.0 1.5 2.0 -40 -15 10 35 60 85 110 125 Junction Temperature (T J ) -- (C) Ratio of I H / I H (T J = 25C) T = 25C 0 10 20 30 40 50 60 70 80 90 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Instantaneous On-state Voltage (v T ) - Volts Instantaneous On-state Current (i T ) - Amps Qxx25R5 Qxx25N5 Qxx25P5/Qxx25R6 Qxx25L6/Qxx25NH6 Qxx25K6/Qxx25J6 Qxx25RH5/Qxx25LH5 Qxx25NH5

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