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-600-1C
FEATURES
Low switching noise
Low forward voltage drop
Low thermal resistance
MECHANICAL SPECIFICATION
ACTUAL SIZE OF
UFR600 PACKAGE
SERIES UFR600 - UFR608
LL
High switching capability
High surge capability
High reliability
Color Band
Denotes
Cathode
BL
BD (Dia)
MECHANICAL DATA
LL
Case: Molded epoxy (U/L Flammability Rating 94V-0)
Terminals: Plated axial leads
Solderability: Per MIL-STD 202 Method 208 guaranteed
Polarity: Color band denotes cathode
Mounting Position: Any
Weight: 0.07 Ounces (2.1 Grams)
LD (Dia)
Sym
BL
BD
LL
LD
Minimum
In
mm
0.340
0.340
1.00
0.048
8.6
8.6
25.4
1.2
Maximum
In
mm
0.360
0.360
0.052
9.1
9.1
1.3
MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS
Ratings at 25 °C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive loads, derate current by 20%.
PARAMETER (TEST CONDITIONS)
Series Number
Maximum DC Blocking Voltage
Maximum RMS Voltage
Maximum Peak Recurrent Reverse Voltage
Average Forward Rectified Current @ T
A
= 55
o
C
Peak Forward Surge Current ( 8.3mS single half sine wave
superimposed on rated load)
Maximum Forward Voltage at 6 Amps DC
Maximum Average DC Reverse Current
At Rated DC Blocking Voltage
Typical Thermal Resistance, Junction to Case
Typical Junction Capacitance (Note 1)
Maximum Reverse Recovery Time (I
F
=0.5A, I
R
=1A, I
RR
=0.25A)
Junction Operating and Storage Temperature Range
NOTES: (1) Measured at 1 MHz and an applied reverse voltage of 4 volts.
SYMBOL
UFR
600
V
RM
V
RMS
V
RRM
I
O
I
FSM
V
FM
o
RATINGS
UFR
601
100
70
100
UFR
602
200
140
200
UFR
603
300
210
300
6
300
1.25
10
200
10
100
60
75
-65 to +150
90
1.4
UFR
604
400
280
400
UFR
606
600
420
600
UFR
608
800
560
800
UNITS
50
35
50
VOLTS
AMPS
VOLTS
µA
°C/W
pF
nSec
°C
01.00 fsesa6
@ T
C
= 25 C
o
@ T
C
= 100 C
I
RM
R
θJC
C
J
T
RR
T
J,
T
STG
C15
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-600-2B
6 AMP ULTRAFAST RECOVERY DIODES
RATING & CHARACTERISTIC CURVES FOR SERIES UFR600 - UFR608
150
Resistive and Inductive Loads
120
NOTE 1
90
Ground Plane
PC Board With
1" x 1" Copper
Surface Area
Standard PC Board
Mounting
(Recommended Method)
60
30
NOTE 2
Ambient Temperature,
o
C
FIGURE 1. FORWARD CURRENT DERATING CURVE
0
1
10
100
Number of Cycles at 60 Hz
FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT
100
100
T
J
= 150
o
C
10
10
T
J
= 100
o
C
1.0
1.0
T
J
= 25
o
C
0.1
0.1
0.01
0.6
1.0
1.2
1.4
1.6
1.8
Percent of Rated Peak Reverse Voltage
0.01
FIGURE 4. TYPICAL REVERSE CHARACTERISTICS
Instantaneous Forward Voltage (Volts)
FIGURE 3. TYPICAL FORWARD CHARACTERISTICS
250
200
NOTES
(1) Single Phase, Half Wave, 60 Hz
(2) JEDEC Method, 8.3 mSec. Single Half Sine Wave;
(3) T
J
= 25
o
C, Pulse Width = 300
µ
Sec, 2.0% Duty Cycle
(4) T
J
= 25 C, f = 1 MHz, V
SIG
= 50 mV P-P
o
150
100
50
0
0.1
1
10
100
Reverse Voltage, (Volts)
FIGURE 5. TYPICAL JUNCTION CAPACITANCE
C16
4.97bsesa6
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