SF51
5.0 AMP SUPER FAST RECTIFIERS
THRU
SF58
VOLTAGE RANGE
50 to 600 Volts
CURRENT
FEATURES
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* Good for switching mode application
5.0 Amperes
DO-27
.220(5.6)
.197(5.0)
DIA.
0.945(24.0)
MIN.
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
.375(9.5)
.285(7.2)
* Both normal and Pb free product are available:
* Normal:80~95%Sn,5~20%Pb
* Pb free:99 Sn above can meet Rohs enviroment substance
directive request
.052(1.3)
.043(1.1)
DIA.
0.945(24.0)
MIN.
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
J
, T
STG
NOTES:
SF51
50
35
50
SF52
100
70
100
SF53
150
105
150
SF54
200
140
200
5.0
150
SF55
300
210
300
SF56
400
280
400
SF58 UNITS
600
420
600
V
V
V
A
A
V
µA
µA
nS
pF
C
0.95
5.0
50
35
50
-65 +150
1.25
1.70
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
10
Ω
NONINDUCTIVE
trr
+0.5A
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
6
5
4
3
2
1
0
0
25
50
75
100
125
150
175
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
0.375"(9.5mm) Lead Length
(+)
25Vdc
(approx.)
( )
1
Ω
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
D.U.T.
( )
PULSE
GENERATOR
(NOTE 2)
(+)
0
-0.25A
|
|
|
|
|
|
|
|
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
-1.0A
1cm
SET TIME BASE FOR
50 / 10ns / cm
AMBIENT TEMPERATURE,( C)
FIG.3-TYPICAL FORWARD
CHARACTERISTICS
50
INSTANTANEOUS FORWARD CURRENT,(A)
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
50
3.0
SF
56
REVERSE LEAKAGE CURRENT, (
µ
A)
10
10
3.0
1.0
Tj=100 C
SF5
1~S
1.0
F54
SF
55 ~
SF
5
8
0.1
Tj=25 C
Pulse Width 300us
1% Duty Cycle
Tj=25 C
0.1
.01
.4
.6
.8
1.0
1.2
1.4
1.6
1.8
0
20
40
60
80
100 120 140
FORWARD VOLTAGE,(V)
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
FIG.5-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
150
FIG.6-TYPICAL JUNCTION CAPACITANCE
175
150
125
100
75
50
25
0
PEAK FORWARD SURGE CURRENT,(A)
120
90
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
60
30
0
1
5
10
50
100
JUNCTION CAPACITANCE,(pF)
.01
.05
.1
.5
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE,(V)
51
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