SF21-SF27
Technical Data
Data Sheet N1020, Rev. A
SF21-SF27 SUPER FAST RECTIFIER
Features
Diffused Junction
Low Forward Voltage Drop
High Current Capability
High Reliability
High Surge Current Capability
This is a Pb − Free Device
All SMC parts are traceable to the wafer lot
Additional testing can be offered upon request
DO-15
Circuit Diagram
Mechanical Data
Case: JEDEC DO-15 molded plastic body
Terminals: Plated axial leads, solderable per MIL-STD-
750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.014 ounce, 0.40 grams
Maximum Ratings and Electrical Characteristics
@T
A
=25°C unless otherwise specified
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC blocking voltage
RMS Reverse Voltage
Average forward rectified current
(Note 1)
@ T
A
=55℃
Peak forward surge current 8.3ms single half sine-
wave superimposed on rated load (JEDEC Method)
Maximum instantaneous forward voltage at 2.0A
Maximum DC reverse current T
A
=25
℃
at rated DC blocking voltage T
A
=100
℃
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance (Note 3)
Junction Temperature
Storage Temperature Range
Symbol
V
RRM
V
RWM
V
R
V
RMS
I
(AV)
I
FSM
V
F
I
R
Trr
C
J
R
θJA
T
J
T
STG
60.0
50.0
-65 to +125
-65 to +150
0.95
5.0
100
35
30.0
SF21
50
35
SF22
100
70
SF23
150
105
SF24
200
140
2.0
50
1.3
1.7
SF25
300
210
SF26
400
280
SF27
600
420
Units
V
V
A
A
V
µA
ns
pF
°C/W
°C
°C
Note: 1. Reverse recovery condition IF=0.5A, IR=1.0A. Irr=0.25A
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3. Thermal resistance from junction to ambient at 0.375”(9.5mm) lead length, P.C.B mounted.
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SF21-SF27
Technical Data
Data Sheet N1020, Rev. A
Ratings and Characteristics Curves
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SF21-SF27
Technical Data
Data Sheet N1020, Rev. A
Mechanical Dimensions DO-15
Millimeters
SYMBOL
A
B
C
D
Min.
25.4
5.5
0.7
2.6
Max.
-
7.62
0.9
3.6
Inches
Min.
1.000
0.217
0.028
0.104
Max.
-
0.300
0.034
0.140
Ordering Information
Device
SF21
THRU
SF27
Marking Diagram
Shipping
3000pcs /tape
Where XXXXX is YYWWL
SF21
SSG
YY
WW
L
= Part Name
= SSG
= Year
= Week
= Lot Number
Package
DO-15 (Pb-Free)
For information on tape and reel specifications, including part
orientation and tape sizes, please refer to our tape and reel
packaging specification.
Cautions：Molding
resin
Epoxy resin UL:94V-0
Carrier Tape Specification DO-15
SYMBOL
A
B
Z
T
E
IL1-L2I
Millimeters
Min.
4.50
50.9
-
5.60
-
-
Max.
5.50
53.9
1.20
6.40
0.80
1.0
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SF21-SF27
Technical Data
Data Sheet N1020, Rev. A
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the SMC - Sangdest Microelectronics (Nanjing) Co., Ltd sales
department for the latest version of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement .
3- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any damages that may result from an accident or
any other cause during operation of the user’s units according to the datasheet(s). SMC - Sangdest Microelectronics (Nanjing) Co., Ltd
assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information,
products or circuits described in the datasheets.
4- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any failure in a semiconductor device or any
secondary damage resulting from use at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or SMC - Sangdest Microelectronics
(Nanjing) Co., Ltd.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of SMC
- Sangdest Microelectronics (Nanjing) Co., Ltd.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will
hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third
party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and
regulations..
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