NTE5440 NTE-5440 | ECG5440 ECG-5440 | NTE Electronics
NTE5440
Silicon Controlled Rectifier (SCR)
800V, 10A, Isolated Tab TO-220
Applications:
- Temperature Control
- Motor Control
- Transformerless Power Supply Regulators
- Relay and Coil Pulsing
- Power Supply Crowbar Protection
Info as pdf-file
NTE-ECG replacement list as pdf-file
Diagrams and Info of most NTE-ECG Components
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
I2t for Fusing (t = 10ms), I2t . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 A2 s
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.
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.
NTE Electronic Components (our whole assortment)
Semiconductors (our whole assortment)
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