New Product
VSSB420S
Vishay General Semiconductor
Surface Mount Trench MOS Barrier Schottky Rectifier
FEATURES
TMBS®
• Low profile package • Ideal for automated placement • Trench MOS Schottky technology • Low power losses, high efficiency • Low forward voltage drop • Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C
DO-214AA (SMB)
• Compliant to RoHS Directive 2002/95/EC and in accordance to WEEE 2002/96/EC • Halogen-free according to IEC 61249-2-21 definition
TYPICAL APPLICATIONS PRIMARY CHARACTERISTICS
IF(AV) VRRM IFSM VF at IF = 4.0 A TJ max. 4.0 A 200 V 40 A 0.71 V 150 °C
For use in high frequency converters, freewheeling diodes, DC/DC converters and polarity protection applications.
MECHANICAL DATA
Case: DO-214AA (SMB) Molding compound meets UL 94 V-0 flammability rating Base P/N-M3 - halogen-free and RoHS compliant, commercial grade Terminals: Matte tin plated leads, solderable J-STD-002 and JESD 22-B102 M3 suffix meets JESD 201 class 1A whisker test Polarity: Color band denotes the cathode end per
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER Device marking code Maximum repetitive peak reverse voltage Maximum DC forward current Peak forward surge current 10 ms single half sine-wave superimposed on rated load Voltage rate of change (rated VR) Operating junction and storage temperature range Notes (1) Units mounted on PCB with 20 mm x 20 mm pad areas (2) Free air, mounted on recommended PCB 1 oz. pad area VRRM IF IF
(1) (2)
SYMBOL
VSSB420S V4D 200 4.0
UNIT
V A
1.8 40 10 000 - 40 to + 150 A V/μs °C
IFSM dV/dt TJ, TSTG
Document Number: 89317 Revision: 10-Nov-10
For technical questions within your region, please contact one of the following: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
www.vishay.com 1
New Product
VSSB420S
Vishay General Semiconductor
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER Instantaneous forward voltage TEST CONDITIONS IF = 4.0 A TA = 25 °C TA = 125 °C TA = 25 °C TA = 125 °C TA = 25 °C TA = 125 °C CJ IR (2) SYMBOL VF (1) TYP. 1.44 0.71 3 0.7 4 1.1 120 MAX. 1.90 V 0.80 150 10 μA mA μA mA pF UNIT
VR = 180 V Reverse current per diode VR = 200 V Typical junction capacitance 4.0 V, 1 MHz
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 Typical thermal resistance SYMBOL RJA
(1)
VSSB420S 120
UNIT °C/W
RJM (2)
15
Notes (1) Free air, mounted on recommended PCB 1 oz. pad area; thermal resistance R JA - junction to ambient (2) Units mounted on PCB with 20 mm x 20 mm copper pad areas; thermal resistance R JM - junction to mount
ORDERING INFORMATION (Example)
PREFERRED P/N VSSB420S-M3/52T VSSB420S-M3/5BT UNIT WEIGHT (g) 0.096 0.096 PREFERRED PACKAGE CODE 52T 5BT BASE QUANTITY 750 3200 DELIVERY MODE 7" diameter plastic tape and reel 13" diameter plastic tape and reel
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
5.0
4
D = 0.5
Average Forward Rectified Current (A)
4.5
3.5
D = 0.8
D = 0.3 D = 0.2
Average Power Loss (W)
4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0 0 25 50 75 100 125 150 TM Measured at Terminal
3.0 2.5
D = 0.1 D = 1.0
2.0 1.5 1.0 0.5 0 0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 4.4
D = tp/T tp T
TM - Mount Temperature (°C)
Average Forward Current (A)
Fig. 1 - Maximum Forward Current Derating Curve
Fig. 2 - Forward Power Loss Characteristics
www.vishay.com 2
For technical questions within your region, please contact one of the following: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
Document Number: 89317 Revision: 10-Nov-10
New Product
VSSB420S
Vishay General Semiconductor
100
1000 TA = 150 °C TJ = 25 °C f = 1.0 MHz Vsig = 50 mVp-p
Instantaneous Forward Current (A)
10 TA = 100 °C TA = 125 °C 1
Junction Capacitance (pF)
100
TA = 25 °C 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 10 0.1 1 10 100
Instantaneous Forward Voltage (V)
Reverse Voltage (V)
Fig. 3 - Typical Instantaneous Forward Characteristics
Fig. 5 - Typical Junction Capacitance
10 TA = 150 °C TA = 125 °C 0.1 TA = 100 °C
1000
1
Transient Thermal Impedance (°C/W)
Instantaneous Reverse Current (mA)
Junction to Ambient
100
0.01
0.001 TA = 25 °C 0.0001
10
0.00001 10 20 30 40 50 60 70 80 90 100
1 0.01
0.1
1
10
100
Percent of Rated Peak Reverse Voltage (%)
t - Pulse Duration (s)
Fig. 4 - Typical Reverse Characteristics
Fig. 6 - Typical Transient Thermal Impedance
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
DO-214AA (SMB)
Cathode Band
Mounting Pad Layout
0.085 (2.159) MAX.
0.086 (2.20) 0.077 (1.95)
0.155 (3.94) 0.130 (3.30)
0.086 (2.18) MIN.
0.180 (4.57) 0.160 (4.06)
0.012 (0.305) 0.006 (0.152)
0.096 (2.44) 0.084 (2.13)
0.060 (1.52) MIN. 0.220 REF.
0.008 (0.2) 0 (0) 0.220 (5.59) 0.205 (5.21)
0.060 (1.52) 0.030 (0.76)
Document Number: 89317 Revision: 10-Nov-10
For technical questions within your region, please contact one of the following: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
www.vishay.com 3
Legal Disclaimer Notice
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. 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 and agree to fully indemnify and hold Vishay and its distributors harmless from and against any and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay or its distributor was negligent regarding the design or manufacture of the part. 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.
Document Number: 91000 Revision: 11-Mar-11
www.vishay.com 1