NTE5437
Silicon Controlled Rectifier (SCR), 400V, 8A, TO-220

See also >>> NTE5437

Description:
The NTE5437 and NTE5438 are silicon controlled rectifiers (SCR) in a TO220 type package designed for general purpose high voltage applications where gate sensitivity is required.

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Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Repetitive Peak Off-State Voltage (TJ = -40° to +125°C, RGK = 1kΩ), VDRM, VRRM
NTE5437...................................................................400V
NTE5438...................................................................600V
On-State Current (All Conducting Angles, TC = +85°C), IT(RMS)...........................8A
Average On-State Current (Half Cycle,
= 180°, TC = +85°C), IT(AV).................... 5.1A
Non-Repetitive On-State Current, ITSM
Half Cycle, 60Hz.............................................................88A
Half Cycle, 50Hz.............................................................80A
Fusing Current (t= 10ms, Half Cycle), I2t............................................ 32A2s
Peak Reverse Gate Voltage (IGR = 50μA), VGRM........................................ 8V
Peak Gate Current (10μs Max), IGM...................................................2A
Peak Gate Dissipation (10μs Max), PGM...............................................5W
Gate Dissipation (20ms Max), PG(AV)................................................ 0.5W
Oprating Junction Temperature Range, TJ...................................-40° to +125°C
Storage Temperature Range, Tstg.......................................... -40° to +125°C
Lead Temperature (During Soldering, 1.6mm from case, 10sec Max), TL...............+250°C
Thermal Resistance, Junction-to-Case, RthJC........................................ 4K/W
Thermal Resistance, Junction-to-Ambient, RthJA.................................... 60K/W


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