241NQ...(R) Series
Bulletin PD-2.261 rev. B 05/02
2
www.irf.com
T
J
Max. Junction Temperature Range -55 to 175 °C
T
stg
Max. Storage Temperature Range -55 to 175 °C
R
thJC
Max. Thermal Resistance Junction 0.20 °C/W DC operation * See Fig. 4
to Case
R
thCS
Typical Thermal Resistance, Case to 0.15 °C/W Mounting surface , smooth and greased
Heatsink
wt Approximate Weight 25.6 (0.9) g (oz.)
T Mounting Torque Min. 40 (35) Non-lubricated threads
Max. 58 (50)
Terminal Torque Min. 58 (50)
Max. 86 (75)
Case Style HALF PAK Module
Thermal-Mechanical Specifications
Parameters 241NQ Units Conditions
Kg-cm
(Ibf-in)
V
FM
Max. Forward Voltage Drop (1) 0.69 V @ 240A
* See Fig. 1 0.82 V @ 480A
0.59 V @ 240A
0.72 V @ 480A
I
RM
Max. Reverse Leakage Current (1) 20 mA T
J
= 25 °C
* See Fig. 2 180 mA T
J
= 125 °C
C
T
Max. Junction Capacitance 10,300 pF V
R
= 5V
DC
, (test signal range 100Khz to 1Mhz) 25 °C
L
S
Typical Series Inductance 5.0 nH From top of terminal hole to mounting plane
dv/dt Max. Voltage Rate of Change 10000 V/ µs
(Rated V
R
)
T
J
= 25 °C
T
J
= 125 °C
V
R
= rated V
R
Parameters 241NQ Units Conditions
Electrical Specifications
I
F(AV)
Max. Average Forward Current 240 A 50% duty cycle @ T
C
= 130° C, rectangular wave form
* See Fig. 5
I
FSM
Max. Peak One Cycle Non-Repetitive 25,000 5µs Sine or 3µs Rect. pulse
Surge Current * See Fig. 7 3450 10ms Sine or 6ms Rect. pulse
E
AS
Non-Repetitive Avalanche Energy 324 m J T
J
= 25 °C, I
AS
= 48 Amps, L = 0.28 mH
I
AR
Repetitive Avalanche Current 48 A Current decaying linearly to zero in 1 µsec
Frequency limited by T
J
max. V
A
= 1.5 x V
R
typical
Parameters 241NQ Units Conditions
Absolute Maximum Ratings
A
(1) Pulse Width < 300µs, Duty Cycle < 2%
Following any rated
load condition and
with rated V
RRM
applied
Part number 241NQ035 241NQ040 241NQ045 241NQ050
V
R
Max. DC Reverse Voltage (V)
V
RWM
Max. Working Peak Reverse Voltage (V)
Voltage Ratings
35 40 45 50
