PST ATA644S28
Asymmetric thyristors
FEATURES
: . All Diffused Structure . Center Amplifying Gate Configuration . Blocking capabilty up to 2100 volts . Guaranteed Maximum Turn-Off Time . High dV/dt Capability . Pressure Assembled DeviceELECTRICAL CHARACTERISTICS
AND RATINGS Blocking - Off State VRRM (1) VDRM (1) VRSM (1) 20 2800 2100 VRRM = Repetitive peak reverse voltage VDRM = Repetitive peak off state voltage VRSM = Non repetitive peak reverse voltage (2) Repetitive peak reverse leakage and off state lCeraitkicaaglerate of voltage rise IRRM IDRM dV/dt (4) 1000 mA 200 mA (3) 500 V/sec Conducting - on state Notes: All ratings are specified for Tj=25 oC unless otherwise stated. (1) All voltage ratings are specified for an applied 50Hz/60zHz sinusoidal waveform over the temperature range -40 to +125 oC. (2) 10 msec. max. pulse width (3) Maximum value for Tj = 125 oC. (4) Minimum value for linear and exponential waveshape to 80% rated VDRM