BYTES SF51, SF52, SF53, SF54, SF56 Datasheet
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SF51 SF58THRU
5.0 AMP SUPER FAST RECTIFIERS
FEATURES
VOLTAGE RANGE
50 to 600 Volts
CURRENT
5.0 Amperes
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* Good for switching mode application
.220(5.6)
.197(5.0)
DIA.
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 1.10 grams
.052(1.3)
.048(1.2)
DIA.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
.375"(9.5mm) Lead Length at Ta=55 C
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 5.0A
Maximum DC Reverse Current Ta=25 C
at Rated DC Blocking Voltage Ta=100 C
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range T , TJ STG
SF51 SF52 SF53 SF54 SF55 SF56 SF58 UNITS
50 100 150 200 300 400 600 V
35 70 105 140 210 280 420 V
50 100 150 200 300 400 600 V
5.0
150
0.95
5.0
50
35
50
-65 +150
DO-27
1.0(25.4)
MIN.
.375(9.5)
.285(7.2)
1.0(25.4)
MIN.
1.25
1.70
A
A
V
µA
µA
nS
pF
C
NOTES:
1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
50
RATING AND CHARACTERISTIC CURVES (SF51 THRU SF58)
FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50
Ω
NONINDUCTIVE
(+)
25Vdc
(approx.)
( )
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
D.U.T.
1
Ω
NONINDUCTIVE
Ω
10
NONINDUCTIVE
OSCILLISCOPE
(NOTE 1)
FIG.3-TYPICAL FORWARD
( )
PULSE
GENERATOR
(NOTE 2)
(+)
+0.5A
0
-0.25A
-1.0A
trr
|
|
|
|
|
|
|
|
1cm
SET TIME BASE FOR
50 / 10ns / cm
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
50
10
3.0
50
10
3.0
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
6
5
4
3
2
1
AVERAGE FORWARD CURRENT,(A)
0
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
0.375"(9.5mm) Lead Length
0 25 50 75 100 125 150 175
AMBIENT TEMPERATURE,( C)
CHARACTERISTICS
1.0
5~SF56
SF51~SF54
0.1
SF58
SF5
Pulse Width 300us
1% Duty Cycle
INSTANTANEOUS FORWARD CURRENT,(A)
.01
.4 .6 .8 1.0 1.2 1.4 1.6 1.8
FORWARD VOLTAGE,(V)
FIG.5-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
150
120
90
60
30
PEAK FORWARD SURGE CURRENT,(A)
0
1 10 5
NUMBER OF CYCLES AT 60Hz
Tj=25 C
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
50
100
1.0
Tj=100 C
Tj=25 C
0.1
REVERSE LEAKAGE CURRENT, ( A)µ
0
20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
FIG.6-TYPICAL JUNCTION CAPACITANCE
175
150
125
100
75
50
JUNCTION CAPACITANCE,(pF)
25
0
.01 .05 .1 .5 1 5 10 50 100
REVERSE VOLTAGE,(V)
51
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