Advance Technical Information
HiPerFETTM
Power MOSFETs
Q-CLASS
IXFK 44N55Q
IXFX 44N55Q
V
I
R
= 550 V
44 A
= 120 mΩ
DSS
=
D25
DS(on)
t ≤ 250 ns
rr
Single MOSFET Die
N-ChannelEnhancementMode
AvalancheRated, LowQg
PLUS247TM (IXFX)
High dV/dt, Low t
rr
Symbol
TestConditions
Maximum Ratings
(TAB)
G
D
VDSS
VDGR
T
T
= 25°C to 150°C
= 25°C to 150°C; R = 1 MΩ
550
550
V
V
J
J
GS
TO-264AA(IXFK)
VGS
VGSM
Continuous
Transient
±20
±30
V
V
ID25
IDM
IAR
T
= 25°C
44
176
44
A
A
A
C
G
D
S
(TAB)
T
= 25°C, pulse width limited by T
= 25°C
C
JM
T
C
G = Gate
S = Source
D = Drain
TAB = Drain
EAR
EAS
T
= 25°C
= 25°C
60
2.5
mJ
J
C
T
C
Features
dv/dt
I
≤ I , di/dt ≤ 100 A/µs, V ≤ V
10
V/ns
S
DM
DD
DSS
l
T
≤ 150°C, R = 2 Ω
IXYS advanced low Qg process
J
G
l
Low gate charge and capacitances
- easier to drive
PD
T
= 25°C
500
W
C
TJ
TJM
Tstg
-55 ... +150
150
-55 ... +150
°C
°C
°C
- faster switching
International standard packages
Low RDS (on)
l
l
l
Rated for unclamped Inductive load
switching (UIS) rated
Molding epoxies meet UL 94 V-0
flammability classification
TL
1.6 mm (0.063 in.) from case for 10 s
300
°C
Md
Mounting torque
TO-264
0.4/6
Nm/lb.in.
l
Weight
PLUS 247
TO-264
6
10
g
g
Applications
l
DC-DC converters
Symbol
VDSS
TestConditions
Characteristic Values
(T = 25°C, unless otherwise specified)
l
Battery chargers
J
l
Switched-mode and resonant-mode
power supplies
min. typ. max.
VGS = 0 V, ID = 250uA
VDS = VGS, ID = 4mA
550
2.5
V
l
DC choppers
l
AC motor control
VGS(th)
IGSS
4.5 V
l
Temperature and lighting controls
V
= ±20 V, V = 0
±100 nA
GS
DS
Advantages
l
PLUS 247 package for clip or spring
IDSS
V
V
= V
= 0 V
100 µA
2 mA
TM
DS
DSS
T
= 125°C
GS
J
mounting
l
l
RDS(on)
V
Note 1
= 10 V, I = 0.5 I
120 mΩ
Space savings
High power density
GS
D
D25
98918 (04/02)
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