DYNEX ACR44U16LE, ACR44U14LE, ACR44U12LE, ACR44U08LE, ACR44U10LE Datasheet

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ACR44U
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APPLICATIONS
High Frequency Applications
Regulated Power Supplies
Capacitor Discharge
Ultrasonic Generators
Induction Heating
The ACR44U is a glass passivated asymmetric
thyristor which has exceptionally fast turn-off capabilities
combined with good turn-on characteristics.
VOLTAGE RATINGS
KEY PARAMETERS
V
DRM
1600V
I
T(AV)
44A
I
TSM
550A
dVdt* 600V/
µs
dI/dt 2000A/µs
t
q
6.0µs
1600
1400
1200
1000
800
ACR44U 16LE
ACR44U 14LE
ACR44U 12LE
ACR44U 10LE
ACR44U 08LE
Repetitive Peak
Reverse Voltage
V
RRM
V
2
2
2
2
2
Lower voltage grades available.
Type Number Repetitive Peak
Off-state Voltage
V
DRM
V
Outline type code: SO28.
See Package Details for further information.
CURRENT RATINGS
Symbol Parameter Conditions UnitsMax.
I
T(AV)
Mean on-state current
I
T(RMS)
RMS value
I
T
Continuous (direct) on-state current
Half wave resistive load, T
case
= 80
o
C44A
T
case
= 70
o
C69A
T
case
= 85
o
C57A
*dV/dt Available to 1000V/µs
ACR44U
Fast Turn-off Asymmetric Thyristor
Advance Information
Replaces March 1998 version, DS4222-3.4 DS4222-4.0 January 2000
ACR44U
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SURGE RATINGS
Conditions Max. Units
Symbol
Parameter
I
TSM
Surge (non-repetitive) forward current
I
2
tI
2
t for fusing 1500 A
2
s
550 A
10ms half sine; T
case
= 125
o
C
THERMAL AND MECHANICAL DATA
Conditions Min. Max. Units
Thermal resistance - junction to caseR
th(j-c)
Symbol Parameter
d.c.
- 0.35
o
C/W
Mounting torque 3.5Nm
with mounting compound
Thermal resistance - case to heatsinkR
th(c-h)
0.25-
o
C/W
T
vj
Virtual junction temperature
On-state (conducting) - 125
o
C
T
stg
Storage temperature range
- 3.5
-55 125
o
C
Mounting torque
4.0 Nm
DYNAMIC CHARACTERISTICS
V
TM
ParameterSymbol Conditions
Maximum on-state voltage At 100A peak, T
case
= 25
o
C
I
RRM
/I
DRM
Peak reverse and off-state current At V
RRM
/V
DRM
, T
case
= 125
o
C
From V
DRM
to 125A. Gate source 15V, 15
t
r
= 50ns
dV/dt Maximum linear rate of rise of off-state voltage To V
DRM
T
j
= 125
o
C, gate open circuit
Typ. Max. Units
-V
- 20/10 mA
- 600
*
V/µs
- 2000 A/µsRate of rise of on-state currentdI/dt
V
T(TO)
Threshold voltage -
r
T
On-state slope resistance -
Latching current
1.5-V
- 13.3 m
-
I
L
120 - mA
I
H
Holding current -
t
d
Delay time V
D
= 300V, gate source = 15V, 15
25 - mA
- 250 ns
I
T
= 50A, square wave t
p
= 50µs, T
j
= 120˚C,
dI
R
/dt = 50A/µs, dV/dt = 600V/µs to V
DRM
,
gate voltage at turn-off 3.5-4.5V. V
R
= -1V.
µs6.0-
Turn-off time (with antiparallel diode)t
q
2.7
* Available to 1000V/
µ
s.
T
case
= 125˚C unless otherwise stated.
ACR44U
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GATE TRIGGER CHARACTERISTICS AND RATINGS
V
DWM
= 12V, R
L
= 30, T
case
= 25
o
C
Typ.
Max. Units
ConditionsParameterSymbol
V
GT
Gate trigger voltage V
DWM
= 12V, R
L
= 30, T
case
= 25
o
C
I
GT
Gate trigger current
0.9 3.0 V
60 200 mA
V
FGM
Peak forward gate voltage - - 40 V
V
RGM
Peak reverse gate voltage
I
FGM
Peak forward gate current -
P
GM
Peak gate power -
-10V
-10A
-40W
-10W
-
Forward
-6W
Reverse
Average time 10ms maxP
G(AV)
Average gate power
WAVEFORM OF GATE VOLTAGE AT TURN-OFF
+
-
I
T
+
-
V
a
+
-
V
gt
a) Anode current waveform
b) Anode voltage waveform
c) Gate voltage waveform
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0
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