STTA312B STMicroelectronics, STTA312B Datasheet - Page 5

• Manufacturer Part Number: STTA312B
• Description: DIODE TURBO 3A 1200V DPAK
• Manufacturer: STMicroelectronics
• Series: TURBOSWITCH™r

Specifications of STTA312B

• Voltage - Forward (vf) (max) @ If: 1.8V @ 3A
• Voltage - Dc Reverse (vr) (max): 1200V (1.2kV)
• Current - Average Rectified (io): 3A
• Current - Reverse Leakage @ Vr: 20µA @ 1200V
• Diode Type: Standard
• Speed: Fast Recovery =< 500ns, > 200mA (Io)
• Reverse Recovery Time (trr): 115ns
• Mounting Type: Surface Mount
• Package / Case: DPak, TO-252 (2 leads+tab), SC-63
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Capacitance @ Vr, F: -

STTA312B
APPLICATION DATA
TM
The 1200V TURBOSWITCH
series has been
designed to provide the lowest overall power
losses in all frequency or high pulsed current
operations.
In such application (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
CONDUCTION
REVERSE
SWITCHING
SWITCHING
LOSSES
LOSSES
LOSSES
LOSSES
in the diode
in the diode
in the diode
in the diode
due to the diode
Fig. A : "FREEWHEEL MODE".
SWITCHING
TRANSISTOR
IL
DIODE:
TURBOSWITCH
V R
t
T
F = 1/T
= t/T
LOAD
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