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© 2000 IXYS All rights reserved
Symbol Test Conditions Maximum Ratings
V
DSS
T
J
= 25°C to 150°C 500 V
V
DGR
T
J
= 25°C to 150°C; R
GS
= 1 MΩ 500 V
V
GS
Continuous ±20 V
V
GSM
Transient ±30 V
I
D25
T
C
= 25°C 21N50 21 A
24N50 24 A
I
DM
T
C
= 25°C, pulse width limited by T
JM
21N50 84 A
24N50 96 A
P
D
T
C
= 25°C 300 W
T
J
-55 ... +150 °C
T
JM
150 °C
T
stg
-55 ... +150 °C
M
d
Mounting torque 1.13/10 Nm/lb.in.
Weight TO-204 = 18 g, TO-247 = 6 g
Maximum lead temperature for soldering 300 °C
1.6 mm (0.062 in.) from case for 10 s
TO-247 AD (IXTH)
MegaMOS
TM
FET
N-Channel Enhancement Mode
TO-204 AE (IXTM)
V
DSS
I
D25
R
DS(on)
IXTH / IXTM 21N50 500 V 21 A 0.25
ΩΩ
ΩΩ
Ω
IXTH / IXTM 24N50 500 V 24 A 0.23
ΩΩ
ΩΩ
Ω
G = Gate, D = Drain,
S = Source, TAB = Drain
D
G
Symbol Test Conditions Characteristic Values
(T
J
= 25°C, unless otherwise specified)
min. typ. max.
V
DSS
V
GS
= 0 V, I
D
= 250 µA 500 V
V
GS(th)
V
DS
= V
GS
, I
D
= 250 µA24V
I
GSS
V
GS
= ±20 V
DC
, V
DS
= 0 ±100 nA
I
DSS
V
DS
= 0.8 • V
DSS
T
J
= 25°C 200 µA
V
GS
= 0 V T
J
= 125°C1mA
R
DS(on)
V
GS
= 10 V, I
D
= 0.5 I
D25
21N50 0.25 Ω
24N50 0.23 Ω
Pulse test, t ≤ 300 µs, duty cycle d ≤ 2 %
Features
International standard packages
Low R
DS (on)
HDMOS
TM
process
Rugged polysilicon gate cell structure
Low package inductance (< 5 nH)
- easy to drive and to protect
Fast switching times
Applications
Switch-mode and resonant-mode
power supplies
Motor controls
Uninterruptible Power Supplies (UPS)
DC choppers
Advantages
Easy to mount with 1 screw (TO-247)
(isolated mounting screw hole)
Space savings
High power density
91536F(5/97)
D (TAB)
IXYS reserves the right to change limits, test conditions, and dimensions.