Fast Switching Thyristor
Description
TF447.
.
A
TF447.
.
A
Fast Switching Thyristor
Replaces March 1998 version, DS4273-2.
4 DS4273-3.
0 January 2000
APPLICATIONS
s High Power Inverters And Choppers s UPS s Railway Traction s Induction Heating s AC Motor Drives s Cycloconverters
KEY PARAMETERS VDRM 1200V IT(RMS) 470A ITSM 5000A dV/dt 200V/µs dI/dt 500A/µs tq 20µs
FEATURES
s Double Side Cooling s High Surge Capability s High Voltage
VOLTAGE RATINGS
Type Number Repetitive Peak Voltages VDRM VRRM 1200 1000 Conditions
TF447 12A TF447 10A
VRSM = VRRM + 100V IDRM = IRRM = 25mA at VRRM or VDRM & Tvj
Lower voltage grades available.
Outline type code: MU86 See Package Details for further information.
CURRENT RATINGS
Symbol IT(AV) IT(RMS) Parameter Mean on-state current RMS value Conditions Half sinewave, 50Hz, Tcase = 80oC Half sinewave, 50Hz, Tcase = 80oC Max.
300 470 Units A A
1/13
TF447.
.
A
SURGE RATINGS
Symbol ITSM I2t Parameter Surge (non-repetitive) on-state current I2t for fusing Conditions tp = 10ms half sine; VR = 0% VRRM, Tj = 125˚C Max.
5.
0 125 x 103 Units kA A2s
THERMAL AND MECHANICAL DATA
Symbol Parameter Conditions Double side cooled Rth(j-c) Thermal resistance - junction to case Single side cooled Cathode dc Clamping force 5.
0kN with mounting compound On-state (conducting) Tvj Virtual junction temperature Reverse (blocking) Tstg Storage temperature range Clamping force -40 4.
75 125 150 5.
25
o
Min.
dc Anode dc -
Max.
0.
07 0.
133 0.
154 0.
02 0.
04 125
Units
o
C/W
o
C/W C/W C/W C/W
o
o
Double side Single side
o
Rth(c-h)
Thermal resistance - case to heatsink
o
C
C C
o
kN
MEASUREMENT OF RECOVERED CHARGE - QRA1
Measurement of QRA1 : QRA1 = IRR x tRR 2 ITM QRA1 tp = 1ms dIR/dt IRR
0.
5x IRR
2/13
TF447.
.
A
DYNAMIC CHARACTERISTICS
Symbol VTM IRRM/IDRM dV/dt Parameter Maximum on-state voltage Peak reverse and off-state current Maximum linear rate of rise of off-state voltage Conditions At 600A peak, Tcase = 25oC At VRRM/VDRM, Tcase = 125oC Linear to 60% VDRM Tj = 125oC, Gate open circu...
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