datasheet

SKT 551 THYRISTOR BRIDGE,SCR,BRIDGE
Capsule Thyristors
Thyristors
SKT 551
Features
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SKT
1
23-07-2012 ADA
© by SEMIKRON
RECTIFIER,DIODE,THYRISTOR,MODULE
Fig. 1L Power dissipation vs. on-state current
Fig. 1R Power dissipation vs. ambient temperature
Fig. 2L Rated on-state current vs. case temperature
Fig. 2R Rated on-state current vs. case temperature
Fig. 3 Recovered charge vs. current decrease
Fig. 4 Transient thermal impedance vs. time
2
23-07-2012 ADA
© by SEMIKRON
SKT 551 THYRISTOR BRIDGE,SCR,BRIDGE
Fig. 5 Thermal resistance vs. conduction angle
Fig. 6 On-state characteristics
Fig. 7 Power dissipation vs. on-state current
Fig. 8 Surge overload current vs. time
3
23-07-2012 ADA
© by SEMIKRON
RECTIFIER,DIODE,THYRISTOR,MODULE
Fig. 9 Gate trigger characteristics
Dimensions in mm
?3G /
&N)/11B" 4<"
( 4 *
D
%
(O@&@/ :4""$D*
* The specifications of our components may not be considered as an assurance of component characteristics.
Components have to be tested for the respective application. Adjustments may be necessary. The use of SEMIKRON
4
23-07-2012 ADA
© by SEMIKRON
SKT 551 THYRISTOR BRIDGE,SCR,BRIDGE
products in life support appliances and systems is subject to prior specification and written approval by SEMIKRON. We
therefore strongly recommend prior consultation of our staff.
5
23-07-2012 ADA
© by SEMIKRON
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