SD3U40ST

SD3U40ST
Product profile
Surface Mount High Current Density Schottky
General description
Rectifiers 3.0 Amp 40V
Features
Guarding protection
Low forward voltage
Reverse energy tested
High current capability
Extremely low thermal resistance
Mechanical data
Case:
SOD-123 Molded plastic
Epoxy: UL94V-O rate flame retardant
Lead: Lead Formed for Surface Mount
Polarity: Color band denotes cathode end
Mounting position: Any
Maximum Ratings (Tc=25°C unless otherwise noted)
Parameter
Symbol
SD3U40ST
Unit
Maximum repetitive peak reverse voltage
VRRM
40
V
RMS Voltage (Max.)
VRMS
28
V
Working peak reverse voltage
VRWM
40
V
Maximum average forward rectified current
IF(AV)
3.0
A
Peak forward surge current
8.3ms single half sine-wave superimposed
50
IFSM
A
on rated load (JEDEC Method)
1pulse/4S t=500us exponent wave
Operating junction temperature range
Storage temperature range
180
TJ
-55 to +150
°C
TSTG
-55 to +150
°C
THERMAL CHARACTERISTICS
Parameter
Symbol
Value
Unit
Typical thermal resistance
RθJA
42
°C/W
Notes:
(1) Pulse test: 300 μs pulse width, 1 % duty cycle
(2) Pulse test: Pulse width ≤ 40 ms
Publication Order Number: SD3U40ST
©Bruckewell Technology Corporation Rev. A -2014
SD3U40ST
Electrical characteristics (Tc=25°C unless otherwise noted)
OFF CHARACTERISTICS
Parameter
Symbol
Value
Unit
Typical
Max
Instantaneous forward voltage
at IF=1A, Tj=25°C
VF
at IF=3A, Tj=25°C
0.34
V
0.42
0.47
Maximum reverse current
Tj=25°C
IR
at working peak reverse voltage Tj=125°C
Junction Capacitance @ DC 5V
CJ
400
u'A
40
m'A
120
pF
DEVICE MARK
3U40
Publication Order Number: SD3U40ST
©Bruckewell Technology Corporation Rev. A -2014
SD3U40ST
Characteristic Curves
Publication Order Number: SD3U40ST
©Bruckewell Technology Corporation Rev. A -2014
SD3U40ST
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE
WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Bruckewell Technology Inc., its affiliates, agents, and employees, and all persons acting on its or
their behalf (collectively, “Bruckewell”), disclaim any and all liability for any errors, inaccuracies or
incompleteness contained in any datasheet or in any other disclosure relating to any product.
Bruckewell makes no warranty, representation or guarantee regarding the suitability of the products
for any particular purpose or the continuing production of any product. To the maximum extent
permitted by applicable law, Bruckewell disclaims
(i) Any and all liability arising out of the application or use of any product.
(ii) Any and all liability, including without limitation special, consequential or incidental damages.
(iii) Any and all implied warranties, including warranties of fitness for particular purpose,
non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on
Bruckewell’s knowledge of typical requirements that are often placed on Bruckewell products in
generic applications.
Such statements are not binding statements about the suitability of products for a particular
application. It is the customer’s responsibility to validate that a particular product with the properties
described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance
may vary over time.
Product specifications do not expand or otherwise modify Bruckewell’s terms and conditions of
purchase, including but not limited to the warranty expressed therein.
Publication Order Number: SD3U40ST
©Bruckewell Technology Corporation Rev. A -2014