TA449..W
TA449..W
Asymmetric Thyristor
Advance Information
Replaces March 1998 version, DS4681-4.1
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
1400V
I
T(RMS)
400A
I
TSM
4000A
dVdt
1000V/
µ
s
dI/dt
1000A/
µ
s
t
q
10.0
µ
s
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
Repetitive Peak
Off-state Voltage
V
DRM
V
1400
1200
1000
Repetitive Peak
Reverse Voltage
V
RRM
V
10
10
10
Outline type code: MU86.
See Package Details for further information.
TA449 14 W
TA449 12 W
TA449 10 W
Lower voltage grades available.
CURRENT AND SURGE RATINGS
Symbol
Double Side Cooled
I
T(AV)
I
T(RMS)
I
TSM
I
2
t
Mean on-state current
RMS value
Surge (non-repetitive) on-state current
I
2
t for fusing
Half sine wave, duty cycle 50%,
T
case
= 80
o
C, T
j
= 125˚C.
T
j
= 125
o
C, t
p
= 1ms, V
R
= 0
t
p
≥
10ms
255
400
4000
80 x 10
3
A
A
A
A
2
s
Parameter
Conditions
Max.
Units
1/12
DYNEX [ Dynex Semiconductor ]
