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| NTE314 Silicon Controlled Rectifier (SCR) Power Regulator Switch Description: The NTE314 is a silicon controlled rectifier (SCR) in a TO3 type package designed for 12.5 Ampere RMS, 400 Volt power supply and computer control applications to +100C maximum junction. Features: D Low Forward "ON" Voltage D All Diffused Junctions for Greater Parameter Uniformity D Glass Passivated for Greater Stability Absolute Maximum Ratings: Peak Repetitive Forward and Reverse Blocking Voltage (Note 1), VDRM, VRRM . . . . . . . . . . . . 400V RMS Forward Current (TC = +80C, All Conduction Angles), IT(RMS) . . . . . . . . . . . . . . . . . . . . 12.5A Peak Forward Surge Current (1/2 Cycle Sine Wave, 60Hz, TJ = -40 to +100C), ITSM . . . . . 200A Fusing Current (TJ = -40 to +100C, t = 1 to 8.3ms), I2t . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170A2s Forward Peak Gate Power, PGM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5W Forward Average Gate Power, PG(AV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5W Forward Peak Gate Current, IGM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2A Peak Forward Gate Voltage, VGF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19V Peak Reverse Gate Voltage, VGR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +100C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +125C Thermal Resistance, Junction-to-Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.7C/W Note 1. VDRM and VRRM can be applied on a continuous DC basis without incurrent damage. Ratings apply for zero or negative gate voltage. Devices should not be tested for blocking capability in a manner such that the voltage supplied exceeds the rated blocking voltage. Electrical Characteristics: (VD = 400V, TC = +25C unless otherwise specified) Parameter Peak Forward Blocking Current Symbol IDRM IRRM Test Conditions TJ = +100C TJ = +25C Peak Reverse Blocking Current TJ = +100C TJ = +25C Min - - - - Typ - - - - Max 3 10 1.5 10 Unit mA A mA A Electrical Characteristics (Cont'd): (VD = 400V, TC = +25C unless otherwise specified) Parameter Forward "ON" Voltage Gate Trigger Current (Continuous DC) Symbol VTM IGT VGT Test Conditions ITM = 25A Peak, Note 2 VD = 12V, RL = 24, TJ = +25C VD = 12V, RL = 24, TJ = -40C Gate Trigger Voltage (Continuous DC) VD = 12V, RL = 24, TJ = -40C VD = 12V, RL = 24, TJ = +25C VD = 12V, RL = 24, TJ = +100C Holding Current Turn-On Time Turn-Off Time IH tgt tq VD = 12V, IT = 0.5A ITM = 8A, IG = 0.2A, tr = 100ns ITM = 8A, IG = 0.2A, dv/dt = 20V/s, di/dt = 30A/s, TC = +80C, Pulse Width 50s TC = +100C Min - - - - - 0.3 - - - Typ 1.1 7 - 1 0.68 - 20 0.5 20 Max 1.8 40 80 3 2 - 50 - - Unit V mA mA V V V mA s s Forward Voltage Application Rate Exponential dv/dt 10 100 - V/s Note 2. Pulse test: Pulse Width 1ms, Duty Cycle 1%. .135 (3.45) Max .350 (8.89) .875 (22.2) Dia Max Seating Plane .312 (7.93) Min Cathode .215 (5.45) .040 (1.02) 1.187 (30.16) .665 (16.9) .156 (3.96) Dia (2 Holes) .430 (10.92) .188 (4.8) R Max Gate .525 (13.35) R Max Anode/Case |
Price & Availability of NTE314
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