125NQ015(R)
Bulletin PD-2.275 rev. B 02/01
2
www.irf.com
V
R
Max. DC Reverse Voltage (V) 15
V
RWM
Max. Working Peak Reverse Voltage (V) 25
Voltage Ratings
I
F(AV)
Max. Average Forward Current 120 A 50% duty cycle @ T
C
= 71° C, rectangular wave form
* See Fig. 5
I
FSM
Max. Peak One Cycle Non-Repetitive 10,800 5µs Sine or 3µs Rect. pulse
Surge Current * See Fig. 7 1700 10ms Sine or 6ms Rect. pulse
E
AS
Non-Repetitive Avalanche Energy 9 mJ T
J
= 25 °C, I
AS
= 2 Amps, L = 4.5 mH
I
AR
Repetitive Avalanche Current 2 A Current decaying linearly to zero in 1 µsec
Frequency limited by T
J
max. V
A
= 3 x V
R
typical
Parameters 125NQ Units Conditions
Absolute Maximum Ratings
A
V
FM
Max. Forward Voltage Drop (1) 0.39 V @ 120A
* See Fig. 1 0.52 V @ 240A
0.33 V @ 120A
0.45 V @ 240A
I
RM
Max. Reverse Leakage Current (1) 40 mA T
J
= 25 °C
* See Fig. 2 2000 mA T
J
= 100 °C
1780 mA T
J
= 100 °C V
R
= 12V
1080 mA T
J
= 100 °C V
R
= 5V
C
T
Max. Junction Capacitance 7700 pF V
R
= 5V
DC
, (test signal range 100Khz to 1Mhz) 25 °C
L
S
Typical Series Inductance 7.0 nH From top of terminal hole to mounting plane
dv/dt Max. Voltage Rate of Change 10,000 V/ µs
(Rated V
R
)
T
J
= 25 °C
T
J
= 75 °C
V
R
= rated V
R
Parameters 125NQ Units Conditions
Electrical Specifications
T
J
Max. Junction Temperature Range -55 to 125 °C
T
stg
Max. Storage Temperature Range -55 to 150 °C
R
thJC
Max. Thermal Resistance Junction 0.40 °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 125NQ Units Conditions
Kg-cm
(Ibf-in)
(1) Pulse Width < 300µs, Duty Cycle < 2%
Following any rated
load condition and
with rated V
RRM
applied
Part number 125NQ015(R)
