BL GALAXY ELECTRICAL
SUPER FAST RECTIFIERS
SF51 --- SF56
VOLTAGE RANGE: 50 --- 400 V
CURRENT: 5.0 A
FEATURES
Low cost
Low leakage
Low forward voltage drop
High current capability
Easily cleaned with alcohol,Isopropanol
and similar solvents
The plastic material carries U/L recognition 94V-0
MECHANICAL DATA
Case:JEDEC DO--27,molded plastic
Terminals: Axial lead ,solderable per
MIL- STD-202,Method 208
Polarity: Color band denotes cathode
Weight: 0.041 ounces,1.15 grams
Mounting position: Any
DO - 27
Dimensions in millimeters
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
SF51 SF52 SF53 SF54 SF55 SF56 UNITS
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
VRRM
VRMS
VDC
50
35
50
100 150 200
70 105 140
100 150 200
Maximum average forw ard rectified current
9.5mm lead length,
@TA=75
IF(AV)
5.0
Peak forw ard surge current
8.3ms single half-sine-w ave
IFSM
150.0
superimposed on rated load @TJ=125
Maximum instantaneous forw ard voltage
@ 5.0A
VF
0.95
Maximum reverse current
@TA=25
at rated DC blocking voltage @TA=100
IR
5.0
100.0
Maximum reverse recovery time (Note1)
trr
35
Typical junction capacitance (Note2)
CJ
50
Typical thermal resistance
(Note3)
RθJA
25
Operating junction temperature range
TJ
- 55 ----- + 125
Storage temperature range
TSTG
NOTE: 1. Measured with IF=0.5A, IR=1A, Irr=0.25A.
2. Measured at 1.0MHZ and applied rev erse v oltage of 4.0V DC.
3. Thermal resistance f rom junction to ambient.
- 55 ----- + 150
Document Number 1564104
BLGALAXY ELECTRICAL
300 400
210 280
300 400
V
V
V
A
A
1.25 V
A
ns
30 pF
/W
www.galaxycn.com
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