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CHENMKO ENTERPRISE CO.,LTD
SOFT RECOVERY
FAST SWITCHING RECTIFIER VOLTAGE RANGE 50 - 800 Volts CURRENT 3.0 Amperes
FEATURES
* Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * High reliability * Low leakage * Low forward voltage drop * High current capability * High surge capability * Fast switching
SFR301PT THRU SFR306PT
DO-201AD
0.052(1.3) DIA. 0.048(1.2) 1.0(25.4) MIN.
MECHANICAL DATA
Case: JEDEC DO-201AD molded plastic Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 1.80 grams
0.375(9.5) 0.335(8.5) 0.220(5.6) DIA. 0.197(5.0) 1.0(25.4) MIN.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 HZ, resistive or inductive load. For capacitive load, derate current by 20%.
Dimensions in inches and (millimeters)
DO-201AD
UNITS Volts Volts Volts Amps Amps
MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current at TA = 55oC Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 1) Operating Temperature Range Storage Temperature Range SYMBOL VRRM VRMS VDC IO IFSM
SFR301PT SFR302PT SFR303PT SFR304PT SFR305PT SFR306PT
50 35 50
100 70 100
200 140 200 3.0 150
400 280 400
600 420 600
800 560 800
CJ TJ TSTG
65 -65 to +125 -65 to +150
pF
o
C C
o
ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 3.0 A DC Maximum DC Reverse Current at Rated DC Blocking Voltage at TA = 25oC Maximum Full Load Reverse Current Average, Full Cycle 0.375" (9.5mm) lead length at TL = 55oC Maximum Reverse Recovery Time (Note 2) NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts 2. Test Conditions : IF = 0.5 A, IR = -1.0 A, IRR = -0.25 A SYMBOL VF IR 150 trr 100 150 200 uAmps nSec 2001-6
SFR301PT SFR302PT SFR303PT SFR304PT SFR305PT SFR306PT
UNITS Volts uAmps
1.3 10
RATING CHARACTERISTIC CURVES ( SFR301PT THRU SFR306PT )
FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50 NONINDUCTIVE 10 NONINDUCTIVE trr +0.5A (-) 0 PULSE GENERATOR (NOTE 2) 1 NONINDUCTIVE OSCILLOSCOPE (NOTE 1) (+) -1.0A NOTES: 1. Rise Time = 7 ns max. Input Impedance = 1 megohm. 22 pF. 2. Rise Time = 10 ns max. Source Impedlance= 50 ohms. 1cm SET TIME BASE FOR 50/100 nS/cm -0.25A
AVERAGE FORWARD CURRENT, ( A )
FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE
3.0
(+) 25 Vdc (approx) (-)
D.U.T
2.0
1.0
Single Phase Half Wave 60Hz Resistive or Inductive Load
0
0
25 50 75 100 125 150 175
AMBIENT TEMPERATURE ( OC )
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS FORWARD CURRENT, ( A ) INSTANTANEOUS REVERSE CURRENT, (uA) 10
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
Pulse Width = 300uS 1% Duty Cycle
10
1.0
1.0
0.1
.1
TJ =25 C
o
TJ =25oC
.01
.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % )
.001 0 .2 .4 .6 .8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, ( V ) 1.8
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, ( A ) 175 JUNCTION CAPACITANCE, ( pF ) 150 125 100 75 50 25 0 1 2 5 10 20 NUMBER OF CYCLES AT 60 Hz 50 100
8.3ms Single Half Sine-Wave (JEDEC Method)
FIG. 6 - TYPICAL JUNCTION CAPACITANCE 200 100 60 40 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 REVERSE VOLTAGE, ( V ) 40 100
TJ =25oC

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