Document Number: 94319 For technical questions, contact: diodestech@vishay.com www.vishay.com
Revision: 05-Mar-10 1
Schottky Rectifier, 1.0 A
VS-MBRS140TRPbF
Vishay High Power Products
FEATURES
• Small foot print, surface mountable
• Low forward voltage drop
• High frequency operation
• Guard ring for enhanced ruggedness and long
term reliability
• Meets MSL level 1, per J-STD-020, LF maximum peak of
260 °C
• Compliant to RoHS directive 2002/95/EC
• Designed and qualified for industrial level
DESCRIPTION
The VS-MBRS140TRPbF surface mount Schottky rectifier
has been designed for applications requiring low forward
drop and very small foot prints on PC boards. Typical
applications are in disk drives, switching power supplies,
converters, freewheeling diodes, battery charging, and
reverse battery protection.
PRODUCT SUMMARY
IF(AV) 1.0 A
VR40 V
Cathode Anode
SMB
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL CHARACTERISTICS VALUES UNITS
IF(AV) Rectangular waveform 1.0 A
VRRM 40 V
IFSM tp = 5 μs sine 380 A
VF1.0 Apk, TJ = 125 °C 0.53 V
TJRange - 55 to 150 °C
VOLTAGE RATINGS
PARAMETER SYMBOL VS-MBRS140TRPbF UNITS
Maximum DC reverse voltage VR40 V
Maximum working peak reverse voltage VRWM
ABSOLUTE MAXIMUM RATINGS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum average forward current IF(AV) 50 % duty cycle at TL = 119 °C, rectangular waveform 1.0
A
Maximum peak one cycle
non-repetitive surge current IFSM
5 μs sine or 3 μs rect. pulse Following any rated
load condition and with
rated VRRM applied
380
10 ms sine or 6 ms rect. pulse 40
Non-repetitive avalanche energy EAS TJ = 25 °C, IAS = 1 A, L = 6 mH 3.0 mJ
Repetitive avalanche current IAR
Current decaying linearly to zero in 1 μs
Frequency limited by TJ maximum VA = 1.5 x VR typical 1.0 A
www.vishay.com For technical questions, contact: diodestech@vishay.com Document Number: 94319
2Revision: 05-Mar-10
VS-MBRS140TRPbF
Vishay High Power Products Schottky Rectifier, 1.0 A
Note
(1) Pulse width < 300 μs, duty cycle < 2 %
Notes
(1) thermal runaway condition for a diode on its own heatsink
(2) Mounted 1" square PCB
ELECTRICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS TYP. MAX. UNITS
Maximum forward voltage drop VFM (1)
1 A TJ = 25 °C 0.52 0.6
V
2 A 0.70 0.77
1 A TJ = 125 °C 0.48 0.53
2 A 0.63 0.71
Maximum reverse leakage current IRM (1) TJ = 25 °C VR = Rated VR
-0.1
mA
TJ = 125 °C - 4.0
Maximum junction capacitance CTVR = 5 VDC (test signal range 100 kHz to 1 MHz), 25 °C - 80 pF
Typical series inductance LSMeasured lead to lead 5 mm from package body - 2.0 nH
Maximum voltage rate of change dV/dt Rated VR- 10 000 V/μs
THERMAL - MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum junction and storage
temperature range TJ (1), TStg - 55 to 150 °C
Maximum thermal resistance,
junction to lead RthJL (2) DC operation
See fig. 4 36
°C/W
Maximum thermal resistance,
junction to ambient RthJA DC operation 80
Approximate weight 0.10 g
0.003 oz.
Marking device Case style SMB (similar to DO-214AA) V14
dPtot
dTJ
------------- 1
RthJA
--------------<
Document Number: 94319 For technical questions, contact: diodestech@vishay.com www.vishay.com
Revision: 05-Mar-10 3
VS-MBRS140TRPbF
Schottky Rectifier, 1.0 A Vishay High Power Products
Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 2 - Typical Peak Reverse Current vs.
Reverse Voltage
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg)
0.1
1.0
10
I
F
- Instantaneous
Forward Current (A)
V
FM
- Forward Voltage Drop (V)
0.4 0.6 0.8 1.0 1.2
0.2
TJ = 150 °C
TJ = 125 °C
TJ = 25 °C
0.0001
0.1
1.0
0.01
0.001
10
IR - Reverse Current (mA)
VR - Reverse Voltage (V)
1051520 40
25 30 35
0
TJ = 150 °C
TJ = 125 °C
TJ = 100 °C
TJ = 75 °C
TJ = 50 °C
TJ = 25 °C
10
100
1000
C
T
- Junction Capacitance (pF)
V
R
- Reverse Voltage (V)
10 20 40
30
0
TJ = 25 °C
0.1
1
100
10
0.00001 0.0001 0.001 0.01 0.1 1
t1 - Rectangular Pulse Duration (s)
ZthJC - Thermal Impedance (°C/W)
10
D = 0.75
D = 0.50
D = 0.33
D = 0.25
D = 0.20
.
Single pulse
(thermal resistance)
PDM
t1
t2
Notes:
1. Duty factor D = t1/t2
2. Peak TJ = PDM x ZthJC + TC
100
www.vishay.com For technical questions, contact: diodestech@vishay.com Document Number: 94319
4Revision: 05-Mar-10
VS-MBRS140TRPbF
Vishay High Power Products Schottky Rectifier, 1.0 A
Fig. 5 - Maximum Average Forward Current vs.
Allowable Lead Temperature
Fig. 6 - Maximum Average Forward Dissipation vs.
Average Forward Current
Fig. 7 - Maximum Peak Surge Forward Current vs. Pulse Duration
Note
(1) Formula used: TC = TJ - (Pd + PdREV) x RthJC;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR
70
80
100
110
120
130
150
160
140
Allowable
C
ase Temperature (°
C
)
I
F
(
AV
)
- Average Forward Current (A)
0.4
0.2 0.6 0.8 1.0 1.2 1.4 1.6
0
90
DC
See note (1)
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
Square wave (D = 0.50)
Rated VR applied
0
0.4
0.8
0.6
0.2
1.0
Average Power Loss (W)
IF(AV) - Average Forward Current (A)
0.3 0.6 1.50.9 1.2
0
DC
RMS limit
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
10
100
1000
I
FSM
- Non-Repetitive Surge Current (A)
t
p
- Square Wave Pulse Duration (µs)
100 1000 10 000
10
At any rated load condition
and with rated VRRM applied
following surge
Document Number: 94319 For technical questions, contact: diodestech@vishay.com www.vishay.com
Revision: 05-Mar-10 5
VS-MBRS140TRPbF
Schottky Rectifier, 1.0 A Vishay High Power Products
ORDERING INFORMATION TABLE
2- Schottky MBR series
3- S = SMB
4- Current rating (1 = 1 A)
5- Voltage rating (40 = 40 V)
6- TR = Tape and reel (3000 pieces)
- PbF = Lead (Pb)-free
7
Device code
51324
67
VS- MBR S 1 40 TR PbF
1- HPP product suffix
LINKS TO RELATED DOCUMENTS
Dimensions www.vishay.com/doc?95017
Part marking information www.vishay.com/doc?95029
Packaging information www.vishay.com/doc?95034
SPICE model www.vishay.com/doc?95299
Document Number: 95017 For technical questions concerning discrete products, contact: diodes-tech@vishay.com www.vishay.com
Revision: 25-Jun-07 For technical questions concerning module products, contact: ind-modules@vishay.com 1
SMB
Outline Dimensions
Vishay High Power Products
DIMENSIONS in millimeters (inches)
3.80 (0.150)
3.30 (0.130)
4.70 (0.185)
4.10 (0.161)
2.15 (0.085)
1.80 (0.071)
2.40 (0.094)
1.90 (0.075)
1.30 (0.051)
0.76 (0.030)
0.30 (0.012)
0.15 (0.006)
5.60 (0.220)
5.00 (0.197)
4.0 (0.157)
2.0 TYP.
(0.079 TYP.)
2.5 TYP.
(0.098 TYP.)
Soldering pad
12
12
Polarity Part Number
4.2 (0.165)
Legal Disclaimer Notice
www.vishay.com Vishay
Revision: 02-Oct-12 1Document Number: 91000
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay 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, Vishay 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, and (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 Vishay’s knowledge of typical
requirements that are often placed on Vishay 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. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please
contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by
any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free
requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.
