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UH20FCT Datasheet(HTML) 2 Page - Vishay Siliconix

Part No. UH20FCT
Description  Dual Common-Cathode Ultrafast Recovery Rectifier
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Maker  VISHAY [Vishay Siliconix]
Homepage  http://www.vishay.com
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UH20FCT Datasheet(HTML) 2 Page - Vishay Siliconix

   
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Document Number 88964
10-Nov-06
Vishay General Semiconductor
UH20FCT& UHB20FCT
Note:
(1) Pulse test: 300 µs pulse width, 1 % duty cycle
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
Maximum reverse recovery time
at IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A
trr
20
25
ns
Maximum reverse recovery time per diode
at IF = 1.0 A, di/dt = 50 A/µs,
VR = 30 V, Irr = 0.1 IRM
trr
28
35
ns
Typical softness factor (tb/ta)
at IF = 10 A, di/dt = 200 A/µs,
VR = 200 V, TJ = 125 °C
per diode
S0.36
-
-
Typical reverse recovery current
IRM
7.0
-
A
Typical stored charge
Qrr
160
-
nC
Typical forward recovery time per diode
at IF = 10 A, di/dt = 80 A/µs,
VFR = 1.1 x VFmax
tfr
150
-
ns
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER
TEST CONDITIONS
SYMBOL
TYP.
MAX.
UNIT
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER
SYMBOL
UH20FCT
UHB20FCT
UNIT
Typical thermal resistance per diode
RθJC
2.0
2.0
°C/W
ORDERING INFORMATION
PACKAGE
PREFERRED P/N
UNIT WEIGHT (g)
PACKAGE CODE
BASE QUANTITY
DELIVERY MODE
TO-220AB
UH20FCT-E3/4W
1.88
4W
50/Tube
Tube
TO-263AB
UHB20FCT-E3/4W
1.38
4W
50/Tube
Tube
TO-263AB
UHB20FCT-E3/8W
1.38
8W
800/Reel
Tape & Reel
Figure 1. Maximum Forward Current Derating Curve
0
25
50
75
100
125
150
175
0
4
8
12
16
20
24
Case Temperature (°C)
Figure 2. Forward Power Loss Characteristics Per Diode
0
1
2
3
4
5
6
7
8
9
10
11
12
02
4
6
8
10
12
Average Forward Current (A)
D = 0.3
D = 0.5
D = 0.8
D = 1.0
D = 0.2
D = 0.1
T
D - tp/T
tp


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