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MCC
Features
High reliability High current capability Low forward voltage drop High surge capability
omponents 21201 Itasca Street Chatsworth !"# $
% !"#
SF21 THRU SF26
2.0 Amp Super Fast Rectifier 50 to 400 Volts
DO-15
* * * *
Maximum Ratings
* * * Operating Temperature: -55C to +125C Storage Temperature: -55C to +150C For capacitive load, derate current by 20% Maximum Recurrent Peak Reverse Voltage 50V 100V 150V 200V 300V 400V Maximum RMS Voltage 35V 70V 105V 140V 210V 280V Maximum DC Blocking Voltage 50V 100V 150V 200V 300V 400V
MCC Part Number SF21 SF22 SF23 SF24 SF25 SF26
D
Electrical Characteristics @ 25C Unless Otherwise Specified
Average Forward IF(AV) 2.0A TC = 55C Current Peak Forward Surge IFSM 50A 8.3ms, half sine Current Maximum Instantaneous IFM = 2.0A; Forward Voltage VF TC = 25C SF21-SF24 0.95V SF25-SF26 1.3V Maximum DC 5.0uA TC = 25C Reverse Current At IR 100uA TC = 100C Rated DC Blocking Voltage Typical Junction Capacitance Measured at CJ SF21-SF24 60pF 1.0MHz, VR=4.0V SF25-SF26 30pF IF=0.5A, IR=1.0A, Maximum Reverse TRR 35nS Recovery Time IRR=0.25A Pulse Test: Pulse width 300 usec, Duty cycle 1%.
A Cathode Mark B
D
C
DIMENSIONS INCHES MIN .230 .104 .026 1.000 MM MIN 5.80 2.60 .70 25.40
DIM A B C D
MAX .300 .140 .034 ---
MAX 7.60 3.60 .90 ---
NOTE
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SF21 thru SF26
Figure 1 Typical Reverse Characteristics
MCC
Figure 2 Typical Forward Characteristics 10
1000
SF21-SF24
SF25 -SF26 Tj =100C uAmps 100 Amps 1
10
Tj =25C
0.1
1 20
40
60 Volts
80
100
120
0.01
6
8
10
12
14
16
Instantaneous Reverse Current - uAmperes versus Percent of Rated Peak Reverse Voltage - % Figure 3 Forward Derating Curve 3.0
Volts Instantaneous Forward Current - Amperes versus Instantaneous Forward Voltage - Volts
2.5
2.0
1.5 Amps 1.0
0.5 Single Phase, Half Wave 60Hz Resistive or Inductive Load 0 0 25 50 75 C Average Forward Rectified Current Per Leg - Amperes versus Case Temperature - C 100 125 150
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SF21 thru SF26
Figure 4 Maximum Non-repetitive Forward Surge Current
60
MCC
150 125 100 75 50 25 0
SF 21 ~S F2 4
Figure 5 Typical Junction Capacitance
PEAK FORWARD SURGE CURRENT. (A)
40 30 20 10 0
8.3ms Single Half Sine Wave JEDEC Method
JUNCTION CAPACITANCE.(pF)
50
Tj=25 0C
SF
25
~S
F2
6
1
2
5
10
20
50
100
.1
.5
1
2
5
10
20
50
100 200
500
1000
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE. (V)
Figure 6 Reverse Recovery Time Characteristic And Test Circuit Diagram 50 10 trr
+0.5A 0 25Vdc Pulse Generator Note 2 1 Notes: 1. Rise Time = 7ns max. Input impedance = 1 megohm, 22pF 2. Rise Time = 10ns max. Source impedance = 50 ohms 3. Resistors are non-inductive Oscilloscope Note 1 -0.25
-1.0 1cm Set Time Base for 20/100ns/cm
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