TA449W Datasheet, PDF (1/12 Pages) Dynex Semiconductor – Asymmetric Thyristor

Replaces March 1998 version, DS4681-4.1
TA449..W
TA449..W
Asymmetric Thyristor
Advance Information
DS4681-5.0 January 2000
APPLICATIONS
s UPS
s Induction Heating
s A.C. Motor Drives
s Switch Mode Power Supplies
s Choppers
KEY PARAMETERS
V_DRM
I_T(RMS)
I_TSM
dVdt
1400V
400A
4000A
1000V/µs
dI/dt
1000A/µs
t_q
10.0µs
FEATURES
s Low Loss Asymmetrical Diffusion Structure
s Fully Characterised For Operation up to 20kHz
s High dI/dt and dV/dt ratings
VOLTAGE RATINGS
Type Number
TA449 14 W
TA449 12 W
TA449 10 W
Repetitive Peak
Off-state Voltage
V
DRM
V
1400
1200
1000
Lower voltage grades available.
Repetitive Peak
Reverse Voltage
V
RRM
V
10
10
10
CURRENT AND SURGE RATINGS
Outline type code: MU86.
See Package Details for further information.
Symbol
Parameter
Double Side Cooled
I_T(AV)
I
T(RMS)
Mean on-state current
RMS value
I
Surge (non-repetitive) on-state current
TSM
I²t
I²t for fusing
Conditions
Half sine wave, duty cycle 50%,
T = 80^oC, T = 125˚C.
case
j
T = 125^oC, t = 1ms, V = 0
j
p
R
t
p
≥
10ms
Max. Units
255
A
400
A
4000
A
80 x 10³ A²s
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