STTA212 ST Microelectronics, Inc., STTA212 Datasheet - Page 5

• Manufacturer Part Number: STTA212
• Description: Turboswitch - Ultra-fast High Voltage Diode
• Manufacturer: ST Microelectronics, Inc.

APPLICATION DATA
The 1200V TURBOSWITCH has been designed
to provide the lowest overall power losses in any all
high frequency or high pulsed current operations.
Fig. A : "FREEWHEEL" MODE
V R
CONDUCTION
in the diode
LOSSES
F = 1/T
TRANSISTOR
SWITCHING
t
T
in the diode
P = P1+ P2+ P3+ P4+ P5
REVERSE
= t/T
LOSSES
TOTAL LOSSES
due to the diode
TURBOSWITCH
In such applications (fig. A to D), the way of
calculating the power losses is given below :
DIODE:
SWITCHING
in the diode
LOSSES
Watts
due to the diode
in the transistor
SWITCHING
LOSSES
LOAD
IL
STTA212S
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