SF51 thru SF58
SUPERFAST RECOVERY RECTIFIERS REVERSE VOLTAGE - 50 to 600 Volts FORWARD CURRENT - 5.0 Amperes DO- 27
FEATURES
● Super fast switching time for high efficiency ● Low forward voltage drop
High current capabiltiy
● Low reverse leakage current ● Plastic material has UL flammability
.052(1.3) .048(1.2) DIA. 1.0(25.4) MI
classification 94V-0
.375(9.5) .335(8.5)
210
MECHANICAL DATA
●Case: JEDEC DO-27 molded plastic ●Polarity: Color band denotes cathode ●Weight: 0.04 ounces , 1.1 grams ●Mounting position: Any
.220(5.6) .197(5.0) DIA. 1.0(25.4) MI
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20%
CHARACTERISTICS
Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surage Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load(JEDEC Method) Peak Forward Voltage at 4.0A DC(Note1) Maximum DC Reverse Current at Rated DC Bolcking Voltage @TJ=25℃ @TJ=100℃ @TA =55 ℃
SYMBOL VRRM VRMS VDC I(AV)
SF51 50 35 50
SF52 100 70 100
SF53 150 105 150
SF54 200 140 200 5.0
SF55 300 210 300
SF56 400 280 400
SF58 600 420 600
UNIT V V V A
IFSM VF IR TRR CJ RθJA TJ TSTG 90 0.95
150 1.25 5.0 100 35 75 10 -55 to +125 -55 to +150
A V uA nS pF ℃/W ℃ ℃
Maximum Reverse Recovery Time(Note 1) Typical Junction Capacitance (Note2) Typical Thermal Resistance (Note3) Operating Temperature Range Storage Temperature Range NOTES: 1.Measured with IF=0.5A,IR=1A,IRR=0.25A.
2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 3.Thermal resistance junction to ambient,
~ 133 ~
RATING AND CHARACTERTIC CURVES SF51 thru SF58
FIG. 1 – FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT, (AMPERES) 6.0 AVERAGE FORWARD CURRENT AMPERES 5.0 4.0 3.0 2.0 1.0 0 25 50 75 100 125 150 175
SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD
FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT 200
150
100
50
PULSE WIDTH 8.3mS SINGLE HALF-SINE-WAVE (JEDEC METHOD)
0 1 2 5 10 20 50 100
AMBIENT TEMPERATURE (℃)
NUMBER OF CYCLES AT 60Hz
FIG.4-TYPICAL FORWARD CHARACTERISTICS FIG.3 – TYPICAL JUNCTION CAPACITANCE INSTANTANEOUS FORWARD CURRENT, (A) 100
SF51-SF54
100
SF51-SF54
SF55-SF58
10
T J = 25°C PULSE WIDTH 300us
CAPACITANCE, (pF)
10
1.0
SF55-SF58
T J = 25°C f = 1 MHz
0.1 1 1 4 10 100 INSTANTANEOUS FORWARD VOLTAGE ,VOLTS 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
REVERSE VOLTAGE, (VOLTS)
~ 134 ~
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