STTA812G(1999) Ver la hoja de datos (PDF) - STMicroelectronics
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STTA812G Datasheet PDF : 10 Pages
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APPLICATION DATA
The 1200V TURBOSWITCH series has been
designed to provide the lowest overall power
losses in all high frequency or high pulsed current
operations. In such applications (Fig A to D),the
way of calculating the power losses is given below:
TOTAL LOSSES
due to the diode
P = P1+ P2+ P3+ P4+ P5 Watts
STTA812D/DI/G
CONDUCTION
LOSSES
in the diode
REVERSE
LOSSES
in the diode
SWITCHING
LOSSES
in the diode
SWITCHING
LOSSES
in the tansistor
due to the diode
Fig. A: ”FREEWHEEL” MODE.
SWITCHING
TRANSISTOR
DIODE:
TURBOSWITCH
VR
t
T
F = 1/T = t/T
IL
LOAD
5/10
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