SF54
THRU
SF58
5.0 AMPS. Super Fast Rectifiers
Voltage Range
200 to 600 Volts
Current
5.0 Amperes
Features
Low forward voltage drop
High current capability
High reliability
High surge current capability
DO-201AD
Mechanical Data
Case: Molded plastic
Epoxy: UL 94V-O rate flame retardant
Lead: Axial leads, solderable per MIL-STD-
202, Method 208 guaranteed
Polarity: Color band denotes cathode end
High temperature soldering guaranteed:
260
o
C/10 seconds/.375”,(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Mounting position: Any
Weight: 1.2 grams
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol
SF54
Type Number
Maximum Recurrent Peak Reverse Voltage
V
RRM
200
Maximum RMS Voltage
V
RMS
140
Maximum DC Blocking Voltage
V
DC
200
Maximum Average Forward Rectified Current
.375 (9.5mm) Lead Length @T
A
= 55℃
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load
(JEDEC method )
Maximum Instantaneous Forward Voltage
@ 5.0A
Maximum DC Reverse Current @ T
A
=25℃
at Rated DC Blocking Voltage @ T
A
=100℃
Maximum Reverse Recovery Time (Note 1)
SF58
600
420
600
5.0
150
Units
V
V
V
A
A
I
(AV)
I
FSM
V
F
I
R
0.975
5.0
100
35
1.7
V
uA
uA
nS
pF
℃/W
℃
℃
Trr
Typical Junction Capacitance (Note 2)
Cj
120
60
Typical Thermal Resistance (Note 3)
20
R
θ
JA
5.0
R
θ
JL
Operating Temperature Range
T
J
-65 to +125
Storage Temperature Range
T
STG
-65 to +150
Notes: 1. Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Mount on Cu-Pad Size 16mm x 16mm on P.C.B.
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RATINGS AND CHARACTERISTIC CURVES ( SF54 THRU SF58 )
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50W
NONINDUCTIVE
10W
NONINDUCTIVE
+0.5A
(-)
DUT
(+)
50Vdc
(approx)
(-)
PULSE
GENERATOR
(NOTE 2)
1W
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
(+)
0
-0.25A
trr
FIG.2- MAXIMUM AVERAGE
FORWARD CURRENT DERATING
AVERAGE FORWARD CURRENT. (A)
6.0
5.0
4.0
3.0
2.0
1.0
0
0
25
50
75 100 125 150 175
o
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
-1.0A
1cm
SET TIME BASE FOR
5/ 10ns/ cm
AMBIENT TEMPERATURE. ( C)
FIG.3- TYPICAL REVERSE CHARACTERISTICS
1000
FIG.4- TYPICAL FORWARD CHARACTERISTICS
100
INSTANTANEOUS REVERSE CURRENT. ( A)
100
Tj=100
0
C
INSTANTANEOUS FORWARD CURRENT. (A)
10
SF54
SF58
10
1.0
Tj=25
0
C
1
0.1
Tj=25
0
C
PULSE WIDTH-300 S
2% DUTY CYCLE
0.1
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
0.01
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
FORWARD VOLTAGE. (V)
FIG.5- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
175
180
160
140
120
100
80
60
FIG.6- TYPICAL JUNCTION CAPACITANCE
PEAK FORWARD SURGE CURRENT. (A)
125
100
75
50
25
0
1
2
5
10
8.3ms Single Half Sine Wave
JEDEC Method
JUNCTION CAPACITANCE.(pF)
150
SF58
Tj=25
0
C
SF54
20
50
100
40
0.1
0.5
1
2
5
10
20
50
100 200
500
1000
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE. (V)
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