SEMICONDUCTOR
TECHNICAL DATA
U20A4CI
ULTRA FAST RECOVERY RECTIFIER DIODE
SWITCHING TYPE POWER SUPPLY APPLICATION CONVE...
SEMICONDUCTOR
TECHNICAL DATA
U20A4CI
ULTRA FAST RECOVERY RECTIFIER DIODE
SWITCHING TYPE POWER SUPPLY APPLICATION CONVERTER & CHOPPER APPLICATION.
FEATURES Ultra-Fast Recovery Time for High Efficiency. Low Forward
Voltage Drop, High Current Capability, and Low Power Loss.
APPLICATION Switching Power Supply. Home Appliances, Office Equipment. Telecommunication, Factory Automation.
K
A S
E
LL M
DD
NN
G B
J
F P
C
DIM MILLIMETERS
A 10.0+_ 0.3
B 15.0+_ 0.3
C 2.70 +_ 0.3
D 0.76+0.09/-0.05
E Φ3.2 +_ 0.2 F 3.0+_ 0.3
G 12.0+_ 0.3
H 0.5+0.1/-0.05
J 13.6 +_ 0.5 R K 3.7+_ 0.2
L 1.2+0.25/-0.1
M 1.5+0.25/-0.1
N 2.54 +_ 0.1
P 6.8+_ 0.1
Q 4.5 +_ 0.2
R 2.6 +_0.2
HS
0.5 Typ
POLARITY
2
123
Q
1. ANODE 2. CATHODE 3. ANODE
TO-220IS
13
MAXIMUM RATINGS (Ta=25 )
CHARACTERISTIC
SYMBOL RATING UNIT
Maximum Reverse
Voltage
Average Output Rectified Current
(Tc=94 )
(Note1)
VRM IO
430 V 20 A
Peak One Cycle Surge Forward Current (Non-Repetitive)
100
IFSM
A
(60Hz)
Junction Temperature
Tj 150
Storage Temperature Range
Tstg -55~150
(Note1) : Average forward current of centertap full wave connection.
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC
SYMBOL
Peak Forward
Voltage
(Note2)
VFM
Reverse Current
(Note2)
IRM
Reverse Recovery Time Thermal Resistance (Note2) : A Value of one cell.
(Note2) (Note2)
trr Rth(j-c)
TEST CONDITION IFM=20A VRM=400V VRM=Rated IF=0.5A, IR=1A, Irr=0.25A Junction to Case
2008. 6. 2
Revision No : 0
MIN. -
TYP. -
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