®
SF51 – SF57
5.0A SUPERFAST DIODE
WON-TOP ELECTRONICS
Pb
Features
Diffused Junction
Low Forward Voltage Drop
High Surge Current Capability
High Reliability
Ideally Suited for Use in High Frequency
SMPS, Inverters and As Free Wheeling Diodes
A
B
A
Mechanical Data
C
Case: DO-201AD, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 1.2 grams (approx.)
Mounting Position: Any
Marking: Type Number
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 4
D
DO-201AD
Min
Dim
A
Max
—
25.4
B
7.20
9.50
1.30
5.30
C
1.20
D
4.80
All Dimensions in mm
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol
SF51 SF52 SF53 SF54 SF55 SF56 SF57
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
50
35
100
70
150
105
200
300
210
400
280
600
420
V
RMS Reverse Voltage
VR(RMS)
IO
140
5.0
V
A
Average Rectified Output Current (Note 1) @TA = 50°C
Non-Repetitive Peak Forward Surge Current
8.3ms Single Half Sine-Wave Superimposed on
Rated Load (JEDEC Method)
IFSM
150
A
Forward Voltage
@IF = 5.0A
VFM
IRM
0.95
100
1.3
1.7
V
Peak Reverse Current
At Rated DC Blocking Voltage
@TA = 25°C
@TA = 100°C
5.0
100
µA
Reverse Recovery Time (Note 2)
trr
35
nS
pF
Typical Junction Capacitance (Note 3)
CJ
75
Typical Thermal Resistance Junction to Ambient (Note 1)
Typical Thermal Resistance Junction to Lead (Note 1)
RθJA
RθJL
20
5.0
°C/W
Operating Temperature Range
Storage Temperature Range
TJ
-65 to +125
-65 to +150
°C
°C
TSTG
Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case.
2. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A.
3. Measured at 1.0 MHz and Applied Reverse Voltage of 4.0V D.C.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
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