Vishay HFA30PB120 - Manual (Page 3)

Document Number: 93090 For technical questions, contact: [email protected] www.vishay.com
Revision: 25-Aug-08 3
HFA30PB120
HEXFRED ®
Ultrafast Soft Recovery Diode, 30 A
Vishay High Power Products
Fig. 1 - Typical Forward Voltage Drop vs.
Instantaneous Forward Current
Fig. 2 - Typical Reverse Current vs.
Reverse Voltage
Fig. 3 - Typical Junction Capacitance vs.
Reverse Voltage
Fig. 4 - Maximum Thermal Impedance Z
thJC
Characteristics
V
F
, Forward Voltage Drop (V)
I F
, Instantaneous Forward Current (A)
1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
1
10
100
Tj = 25°C
Tj = 125°C
Tj = 175°C
200 400 600 800 1000 1200
Reverse Voltage - VR (V)
0.1
1
10
R
e
v
e
rs
e
C
u
rr
e
n
t
-
I
R
(µ
A
)
TJ = 150°C
TJ = 125°C
TJ = 25°C
1 10 100 1000
Reverse Voltage - VR (V)
10
100
1000
J
u
n
c
ti
o
n
C
a
p
a
c
it
a
n
c
e
-
C
T
(p
F
)
TJ = 25°C
1E-006 1E-005 0.0001 0.001 0.01 0.1
t1 , Rectangular Pulse Duration (sec)
0.001
0.01
0.1
1
T
h
e
rm
a
l
R
e
s
p
o
n
s
e
(
Z
th
J
C
)
0.20
0.10
D = 0.50
0.02
0.01
0.05
SINGLE PULSE
( THERMAL RESPONSE )
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
Ri (°C/W) τi (sec)
0.234 0.000100
0.069 0.000434
0.056 0.002202
τ
J
τ
J
τ
1
τ
1
τ
2
τ
2 τ
3
τ
3
R
1
R
1 R
2
R
2 R
3
R
3
τ
τ
C
Ci i /Ri
Ci= τi/Ri