NTE5440 Silicon Controlled Rectifier (SCR) 800V, 10A, Isolated Tab Applications: D Temperature Control D Motor Control D Transformerless Power Supply Regulators D Relay and Coil Pulsing D Power Supply Crowbar Protection Absolute Maximum Ratings: Anode to Cathode Non–Repetitive Peak Voltages (t ≤ 10ms, Note 1), VDSM, VRSM . . . . . . . . . . . . . . . . . . . . . . 800V Repetitive Peak Voltages (δ ≤ 0.01), VDRM, VRRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800V Peak Working Voltages, VDWM, VRWM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400V Continuous Voltages, VD, VR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400V Average On–State Current, IT(AV) (Averaged over any 20ms period) up to Th = +74°C . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.7A RMS On–State Current, IT(RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9A Repetitive Peak On–State Current, ITRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65A Non–Repetitive Peak On–State Current, ITSM (t = 10ms, Half–Sinewave, TJ = +110°C prior to surge, with Reapplied VRWMmax) . 100A 2 I t for Fusing (t = 10ms), I2t . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50A2s Rate of Rise of On–State Current after Triggering, dIT/dt (IG = 50mA to IT = 20A, dIG/dt = 50mA/µs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50A/µs Gate to Cathode Reverse Peak Voltage, VRGM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Average Power Dissipation (Averaged over any 20ms period), PG(AV) . . . . . . . . . . . . . . . 500mW Peak Power Dissipation, PGM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5W Temperatures Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +110°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C Maximum Lead Temperature (During Soldering, less than 5sec) . . . . . . . . . . . . . . . . . . . . +275°C Note 1. Although not recommended, higher Off–State voltages may be applied without damage, but the thyristor may switch into the On–State. The Rate–of–Rise of On–State current should not exceed 15A/µs. Absolute Maximum Ratings (Cont’d): Isolation: Minimum From all Three Pins to External Heatsink (Peak), Visol . . . . . . . . . . . . . . . . . . . . . 1000V Typical Capacitance from Anode to External Heatsink, Cisol . . . . . . . . . . . . . . . . . . . . . . . . . . . 12pf Thermal Characteristics: Thermal Resistance from Junction to External Heatsink, Rthj–h With Heatsink Compound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.5K/W Without Heatsink Compound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.5K/W Thermal Resistance from Junction–to–Ambient in Free Air, RthJA (Mounted on a printed circuit board at a = any lead length and with copper laminate, Note 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55K/W Note 2. The quoted values of RthJA should be used only when no leads of other dissipating components run to the same tie–point. Electrical Characteristics: (TJ = +110°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit IT = 23A, TJ = 25°C, Note 3 – – 1.75 V RGK = Open Circuit – – 50 V/µs RGK = 100Ω – – 200 V/µs Anode to Cathode On–State Voltage Rate of Rise of Off–State Voltage that will not Trigger any Device VT dVD/dt Reverse Current IR VR = 400V – – 0.5 mA Off–State Current ID VD = 400V – – 0.5 mA Latching Current IL TJ = 25°C – – 40 mA Holding Current IH TJ = 25°C – – 20 mA VD = 6V, TJ = 25°C 1.5 – – V VD = 6V, TJ = –40°C 2.3 – – V Gate to Cathode Gate–Trigger Voltage VGT Voltage that will not Trigger any Device VGD VD = 800V – – 250 mV Gate–Trigger Current IGT VD = 6V, TJ = 25°C 15 – – mA VD = 6V, TJ = –40°C 20 – – mA IGT = 100mA, dIg/dt = 5A/µs, TJ = 25°C – 2 – µs Switching Characteristice Gate–Controlled Turn–On Time (tgt = td + tr) when Switched from VD = 800V to IT = 40A tgt Note 3. Measured under pulse conditions to avoid excessive dissipation. .402 (10.2) Max .173 (4.4) Max .224 (5.7) Max .114 (2.9) Max .122 (3.1) Dia .295 (7.5) .165 (4.2) .669 (17.0) Max K A G .531 (13.5) Min .100 (2.54) .059 (1.5) Max NOTE: Tab is isolated