Vishay 70CRU04PbF - Manual (Page 3)

Document Number: 94510 For technical questions, contact: [email protected] www.vishay.com
Revision: 21-Jul-08 3
70CRU04PbF
Ultrafast Rectifier,
2 x 35 A FRED Pt TM
Vishay High Power Products
Fig. 1 - Maximum Forward Voltage Drop Characteristics
(Per Diode)
Fig. 2 - Typical Values of Reverse Current vs.
Reverse Voltage
Fig. 3 - Typical Junction Capacitance vs.
Reverse Voltage
Fig. 4 - Maximum Thermal Impedance Z
thJC
Characteristics (Per Diode)
Forward Voltage Drop - V
FM
(V)
Instantaneous Forward Current - I
F
(A)
1
10
100
1000
0 0.5 1 1.5 2 2.5 3
Tj = 175˚C
Tj = 125˚C
Tj = 25˚C
Reverse Voltage - V (V)
Reverse Current - I
R
(μA)
0.001
0.01
0.1
1
10
100
1000
50 100 150 200 250 300 350 400
125˚C
25˚C
150˚C
Tj = 175˚C
Reverse Voltage - V
R
(V)
Junction Capacitance - C
T
(pF)
10
100
1000
1 10 100 1000
Tj = 25˚C
t , Rectangular Pulse Duration (Seconds)
Thermal Impedance Z
thJC
(°C/W)
0.01
0.1
1
10
0.0001 0.001 0.01 0.1 1 10
Single Pulse
(Thermal Resistance)
2
t
1
t
P
DM
Notes:
1. Duty factor D = t1/ t2
2. Peak Tj = Pdm x ZthJC + Tc