DIOTEC ELECTRONICS CORP.
18020 Hobart Blvd., Unit B
Gardena, CA 90248 U.S.A
Tel.: (310) 767-1052 Fax: (310) 767-7958
Data Sheet No. SESA-301-2B
3 AMP ULTRAFAST RECOVERY DIODES
RATING & CHARACTERISTIC CURVES FOR SERIES UFR300 - UFR310
175
Resistive and Inductive Loads
160
150
125
NOTE 1
100
75
50
Ambient Temperature, C
FIGURE 1. FORWARD CURRENT DERATING CURVE
o
25
1
10
100
Number of Cycles at 60 Hz
FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT
100
T
J
= 150 C
o
10
UFR300-304
T
J
= 100 C
o
1.0
T
J
= 25 C
o
UFR305-310
0.1
NOTE 3
0
20
40
60
80
100
120
140
0.01
0.4
Percent of Rated Peak Reverse Voltage
0.6
0.8
1.0
1.2
1.4
1.6
1.8
FIGURE 4. TYPICAL REVERSE CHARACTERISTICS
Instantaneous Forward Voltage (Volts)
FIGURE 3. TYPICAL FORWARD CHARACTERISTICS
200
160
NOTES
120
UFR306-310
80
UFR300-305
40
(1) Single Phase, Half Wave, 60 Hz; Lead Length = 0.375" (9.5mm)
(2) JEDEC Method, 8.3 mSec. Single Half Sine Wave;
(3) T
J
= 25 C, Pulse Width = 300
m
Sec, 2.0% Duty Cycle
o
0
0.1
1
10
100
Reverse Voltage, (Volts)
FIGURE 5. TYPICAL JUNCTION CAPACITANCE
C10
4.97bsesa3a
DEC [ DIOTEC ELECTRONICS CORPORATION ]
