VF20120S
www.vishay.com
Vishay General Semiconductor
High-Voltage Trench MOS Barrier Schottky Rectifier
Ultra Low VF = 0.50 V at IF = 5 A
FEATURES
TMBS ®
• Trench MOS Schottky technology
ITO-220AB
• Low forward voltage drop, low power losses
• High efficiency operation
• Solder bath temperature 275 °C max. 10 s,
per JESD 22-B106
1
2
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
3
VF20120S
PIN 1
TYPICAL APPLICATIONS
PIN 2
For use in high frequency DC/DC converters, switching
power supplies, freewheeling diodes, OR-ing diode, and
reverse battery protection.
PIN 3
MECHANICAL DATA
PRIMARY CHARACTERISTICS
IF(AV)
20 A
VRRM
120 V
IFSM
200 A
VF at IF = 20 A
0.73 V
TJ max.
150 °C
Package
ITO-220AB
Diode variation
Single
Case: ITO-220AB
Molding compound meets UL 94 V-0 flammability rating
Base P/N-M3 - halogen-free, RoHS-compliant, and
commercial grade
Terminals: matte tin plated leads, solderable
J-STD-002 and JESD 22-B102
M3 suffix meets JESD 201 class 1A whisker test
per
Polarity: as marked
Mounting Torque: 10 in-lbs maximum
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER
SYMBOL
VF20120S
UNIT
Maximum repetitive peak reverse voltage
VRRM
120
V
Maximum average forward rectified current (fig. 1)
IF(AV)
20
A
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load
IFSM
200
A
dV/dt
10 000
V/μs
Isolation voltage from termal to heatsink t = 1 min
Voltage rate of change (rated VR)
VAC
1500
V
Operating junction and storage temperature range
TJ, TSTG
-55 to +150
°C
Revision: 08-Mar-18
Document Number: 89264
1
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VF20120S
www.vishay.com
Vishay General Semiconductor
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER
TEST CONDITIONS
SYMBOL
IF = 5 A
IF = 10 A
TA = 25 °C
IF = 20 A
Instantaneous forward voltage
VF (1)
IF = 5 A
IF = 10 A
TA = 125 °C
Reverse current
VR = 120 V
MAX.
0.57
-
0.71
-
0.99
1.12
0.50
-
UNIT
V
0.61
-
0.73
0.81
TA = 25 °C
10
-
μA
TA = 125 °C
6
-
mA
-
300
μA
14
30
mA
IF = 20 A
VR = 90 V
TYP.
IR (2)
TA = 25 °C
TA = 125 °C
Notes
(1) Pulse test: 300 μs pulse width, 1 % duty cycle
(2) Pulse test: Pulse width 40 ms
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER
SYMBOL
VF20120S
UNIT
RJC
4.0
°C/W
Typical thermal resistance
ORDERING INFORMATION (Example)
PACKAGE
PREFERRED P/N
ITO-220AB
UNIT WEIGHT (g)
PACKAGE CODE
BASE QUANTITY
DELIVERY MODE
1.75
4W
50/tube
Tube
VF20120S-M3/4W
RATINGS AND CHARACTERISTICS CURVES (TA = 25 °C unless otherwise noted)
20
25
D = 0.5
18
20
Average Power Loss (W)
Average Forward Current (A)
Resistive or Inductive Load
15
10
5
16
D = 0.2
14
12
D = 1.0
D = 0.1
10
8
T
6
4
2
Mounted on Specific Heatsink
0
D = 0.8
D = 0.3
D = tp/T
tp
0
0
25
50
75
100
125
150
175
0
5
10
15
20
25
Case Temperature (°C)
Average Forward Current (A)
Fig. 1 - Maximum Forward Current Derating Curve
Fig. 2 - Forward Power Dissipation Characteristics
Revision: 08-Mar-18
Document Number: 89264
2
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VF20120S
www.vishay.com
Vishay General Semiconductor
10
TA = 150 °C
Transient Thermal Impedance (°C/W)
Instantaneous Forward Current (A)
100
TA = 125 °C
10
TA = 100 °C
1
TA = 25 °C
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.1
1
10
100
Instantaneous Forward Voltage (V)
t - Pulse Duration (s)
Fig. 3 - Typical Instantaneous Forward Characteristics
Fig. 5 - Typical Transient Thermal Impedance
10 000
100
TJ = 25 °C
f = 1.0 MHz
Vsig = 50 mVp-p
TA = 150 °C
10
Junction Capacitance (pF)
Instantaneous Reverse Current (mA)
1
0.1
0.01
0.1
0
Junction to Case
TA = 125 °C
1
TA = 100 °C
0.1
TA = 25 °C
0.01
1000
100
10
0.001
10
20
30
40
50
60
70
80
90
100
0.1
1
10
Percent of Rated Peak Reverse Voltage (%)
Reverse Voltage (V)
Fig. 4 - Typical Reverse Characteristics
Fig. 6 - Typical Junction Capacitance
100
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
Revision: 08-Mar-18
Document Number: 89264
3
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
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.
Hyperlinks included in this datasheet may direct users to third-party websites. These links are provided as a convenience and
for informational purposes only. Inclusion of these hyperlinks does not constitute an endorsement or an approval by Vishay of
any of the products, services or opinions of the corporation, organization or individual associated with the third-party website.
Vishay disclaims any and all liability and bears no responsibility for the accuracy, legality or content of the third-party website
or for that of subsequent links.
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.
© 2022 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 01-Jan-2022
1
Document Number: 91000