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UGE18ACT Datasheet, PDF (2/5 Pages) Vishay Siliconix – Glass passivated pellet chip junction
UGE18ACT, UGE18BCT, UGE18CCT, UGE18DCT
www.vishay.com
Vishay General Semiconductor
ELECTRICAL CHARACTERISTICS (TC = 25 °C unless otherwise noted)
PARAMETER
TEST CONDITIONS
SYMBOL UGE18ACT UGE18BCT UGE18CCT UGE18DCT UNIT
Max. instantaneous
forward voltage
per diode (1)
Max. DC reverse current at
rated DC blocking voltage 
per diode
9.0 A
20 A
5.0 A
VF
TJ = 100 °C
TA = 25 °C
IR
TA = 100 °C
1.1
1.2
V
0.95
10
μA
300
Max. reverse recovery time 
per diode
IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A
trr
20
ns
Max. reverse recovery time 
per diode
IF = 9.0 A, VR = 30 V, 
dI/dt = 50 A/μs,
Irr = 10 % IRM
TJ = 25 °C
TJ = 100 °C
trr
Max. stored charge per
diode
IF = 9.0 A, VR = 30 V,  TJ = 25 °C
dI/dt = 50 A/μs,
Irr = 10 % IRM
TJ = 100 °C
Qrr
Typical junction
capacitance per diode
at 4.0 V, 1 MHz
CJ
30
ns
50
20
nC
45
30
pF
Note
(1) Pulse test: 300 μs pulse width, 1 % duty cycle
THERMAL CHARACTERISTICS (TC = 25 °C unless otherwise noted)
PARAMETER
SYMBOL UGE18ACT UGE18BCT UGE18CCT UGE18DCT UNIT
Typical thermal resistance from junction to case per diode
RJC
4.0
°C/W
ORDERING INFORMATION (Example)
PACKAGE
PREFERRED P/N
UNIT WEIGHT (g)
TO-220AB
UGE18DCT-E3/45
1.85
PACKAGE CODE
45
BASE QUANTITY
50/tube
DELIVERY MODE
Tube
Revision: 23-Feb-16
2
Document Number: 87920
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