Datasheet

MBR735/ MBR745, MBRB735/ MBRB745
Bulletin PD-2.325 rev. E 01/03
3
www.irf.com
Fig. 2 - Typical Values Of Reverse Current
Vs. Reverse Voltage (Per Leg)
Fig. 3 - Typical Junction Capacitance
Vs. Reverse Voltage (Per Leg)
Fig. 4 - Max. Thermal Impedance Z
thJC
Characteristics (Per Leg)
Fig. 1 - Max. Forward Voltage Drop Characteristics
(Per Leg)
Instantaneous Forward Current - I
F
(A)
Forward Voltage Drop - V
FM
(V)
1
10
100
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2
T = 150˚C
T = 125˚C
T = 25˚C
J
J
J
Reverse Voltage - V
R
(V)
Reverse Current - I
R
(mA)
0.0001
0.001
0.01
0.1
1
10
100
0 5 10 15 20 25 30 35 40 45
125˚C
100˚C
75˚C
50˚C
25˚C
T = 150˚C
J
Reverse Voltage - V
R
(V)
Junction Capacitance - C
T
(p F)
100
1000
0 1020304050
T = 25˚C
J
t
1
, Rectangular Pulse Duration (Seconds)
Thermal Impedance Z
thJC
(°C/W)
0.001
0.01
0.1
1
10
0.00001 0.0001 0.001 0.01 0.1 1 10
Single Pulse
(Thermal Resistance)
D = 0.75
D = 0.50
D = 0.33
D = 0.25
D = 0.20
Notes:
1. Duty factor D = t1/ t2
2. Peak Tj = Pdm x ZthJC + Tc
2
t
1
t
P
DM