Document
Elektronische Bauelemente
SF21 ~ SF25
VOLTAGE 50 ~ 600 V 2 A, Super Fast Rectifiers
RoHS Compliant Product A suffix of “-C” specifies halogen & lead-free
FEATURES
z Low forward voltage drop z High current capability z High reliability z High surge current capability
DO-15
CA
PACKAGING INFORMATION
z Case: Molded plastic z Epoxy: UL 94V-0 rate flame retardant z Lead: Axial leads, solderable per MIL-STD-202,
method 208 guaranteed z Polarity: Color band denotes cathode end z Mounting position: Any z Weight: 0.4300 grams (approximately)
B
DA
REF.
A B C D
Millimeter Min. Max.
25.4 (TYP)
5.80 7.62 2.60 3.60
- 0.90
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25°C ambient temperature unless otherwise specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.
PARAMETERS
SYMBOL
SF21
PART NUMBERS
SF22
SF23
SF24
Recurrent Reverse Voltage (Max.)
VRRM
50 100 200
400
RMS Voltage (Max.)
VRMS 35 70 140 280
DC Blocking Voltage (Max.)
VDC
50 100 200
400
Instantaneous Forward Voltage (Max.)
VF
0.95 1.30
Average Forward Rectified Current (Max.)
IO
2.0
SF25 600 420 600
1.70
Peak Forward Surge Current
DC Reverse Current (Max.) Reverse Recovery Time (Max.) Junction Capacitance (Typ.) Storage Temperature Range
IFSM
IR TRR CJ TSTG
50
5.0 50 35
60 -65 ~ 150
UNITS V V V V
A
A
μA nS pF °C
TESTING CONDITIONS
IF = 1 A
0.375” (9.5mm) lead length @ TA = 55°C 8.3ms single half sine-wave superimposed on rated load (JEDEC method) VR = VDC, TA=25°C VR= VDC, TA=100°C IF=0.5A, IR=1.0A, IRR=0.25A f=1MHz and applied 4V DC reverse voltage
01-April-2009 Rev. C
Page 1 of 2
Elektronische Bauelemente
SF21 ~ SF25
VOLTAGE 50 ~ 600 V 2 A, Super Fast Rectifiers
RATINGS AND CHARACTERISTIC CURVES (SF21 THRU SF25)
FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50W NONINDUCTIVE
10W NONINDUCTIVE
(+)
25Vdc (approx.)
()
D.U.T.
1W NONINDUCTIVE
OSCILLISCOPE (NOTE 1)
+0.5A
()
PULSE GENERATOR
(NOTE 2)
(+)
0 -0.25A
trr
| | | | | | | |
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms.
-1.0A
1cm SET TIME BASE FOR
50 / 10ns / cm
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
2.4 2.0 1.6 1.2 0.8 0.4
0 0
Single Phase Half Wave 60Hz Resistive Or Inductive Load 0.375"(9.5mm) Lead Length
25 50 75 100 125 150 AMBIENT TEMPERATURE,( C)
175
FIG.3-TYPICAL FORWARD CHARACTERISTICS
FIG.4-TYPICAL REVERSE CHARACTERISTICS
50 50
10 3.0 1.0
0.1
Tj=25 C
Pulse Width 300us 1% Duty Cycle
10 3.0 1.0
0.1
Tj=100 C Tj=25 C
REVERSE LEAKAGE CURRENT, (mA)
INSTANTANEOUS FORWARD CURRENT,(A)
SF21~SF23 SF24 SF25
PEAK FORWARD SURGE CURRENT,(A)
.01 .4
.6 .8 1.0 1.2 1.4 1.6 1.8
FORWARD VOLTAGE,(V)
FIG.5-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
100
80
60
Tj=25 C
8.3ms Single Half
40 Sine Wave
JEDEC method
20
0
1
5 10
50 100
NUMBER OF CYCLES AT 60Hz
JUNCTION CAPACITANCE,(pF)
.01 0 20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
175 150 125 100
75 50 25
0 .01
FIG.6-TYPICAL JUNCTION CAPACITANCE
.05 .1
.5 1
5
REVERSE VOLTAGE,(V)
10
50 100
01-April-2009 Rev. C
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