MCC
Features
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•
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•
omponents
21201 Itasca Street Chatsworth
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SF51
THRU
SF57
5.0 Amp Super Fast
Rectifier
50 to 600 Volts
DO-201AD
Superfast recovery times-epitaxial construction
Low forward voltage, high current capability
Low leakage
High surge capability
Maximum Ratings
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Operating Junction Temperature: -55°C to +150°C
Storage Temperature: -55°C to +150°C
Maximum Thermal Resistance; 25
°C/W
Junction To Ambient
MCC
Part Number
SF51
SF52
SF53
SF54
SF35
SF56
SF57
Maximum
Recurrent
Peak Reverse
Voltage
50V
100V
150V
200V
300V
400V
600V
Maximum
RMS
Voltage
35V
70V
105V
140V
210V
280V
420V
Maximum DC
Blocking
Voltage
50V
100V
150V
200V
300V
400V
600V
D
A
Cathode
Mark
B
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current
Peak Forward Surge
Current
Maximum
Instantaneous
Forward Voltage
SF51-SF54
SF55-SF56
SF57
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
Typical Junction
Capacitance
I
F(AV)
I
FSM
5.0A
150A
T
A
= 55°C
8.3ms, half sine
C
D
V
F
0.95V
1.25V
1.70V
I
R
5.0uA
300uA
I
FM
= 5.0A;
T
A
= 25°C
DIMENSIONS
T
A
= 25°C
T
A
= 125°C
C
J
45pF
Measured at
1.0MHz, V
R
=4.0V
DIM
A
B
C
D
INCHES
MIN
---
---
.048
1.000
MAX
.370
.250
.052
---
MM
MIN
---
---
1.20
25.40
MAX
9.50
6.40
1.30
---
NOTE
I
F
=0.5A, I
R
=1.0A,
Maximum Reverse
T
RR
35nS
Recovery Time
I
RR
=0.25A
Pulse Test: Pulse width 300 usec, Duty cycle 1%.
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SF51 thru SF57
AVERAGE FORWARD CURRENT
(10)-AMP (10)-AAV
MCC
t
rr
+0.5A
0
-0.25
8.0
6.0
ON HEAT SINK
4.0
NOTE:1.Rise Time = 7ns max.
Input Impedance = 1 megohm. 22pF
2.Rise Time = 10ns max.
Source Impedance = 50 Ohms
2.0
ON PCB
-1.0
SET TIME
BASE FOR
50 ns/cm
1cm
0
50
75
100
125
150
175
200
AMBIENT TEMPERATURE,
¢J
Fig. 1-REVERSE RECOVERY TIME CHARACTERISTIC AND
TEST CIRCUIT DIAGRAM
Fig. 2-MAXIMUM AVERAGE FORWARD
CURRENT RATING
INSTANTANEOUS FORWARD CURRENT AMPERES
100
SF51-54
10
AVERAGE FORWARD CURRENT,
AMPERES
5.0
4.0
3.0
2.0
1.0
0
0
50
100
150
SF55-56
1
0.1
SF57
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
CASE TEMPERATURE,
¢J
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
Fig. 3-MAXIMUM AVERAGE FORWARD CCURRENT
RATING
PEAK FORWARD SURGE CURRENT,
AMPERES
Fig. 4-FORWARD CURRENT DERATING CURVE
JUNCTION CAPACITANCE, pF
200
¡y
150
125
75
8.3ms SINGLE HALF SINE
WAVE JEDEC METHOD
35
1
5
10
50
100
100
TJ = 25
¢J
f = 1.0MHz
Vsig = 50mVp-p
10
5
1
10
REVERSE VOLTAGE, VOLTS
100
NUMBER OF CYCLES AT 60Hz
Fig. 5-MAXIMUM NON-REPETITIVE SURGE CURRENT
Fig. 6-TYPICAL JUNCTION CAPACITANCE
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