333 3 B340LB www.vishay.com Vishay General Semiconductor High Current Density Surface-Mount Schottky Rectifier FEATURES Guardring for overvoltage protection Low profile package Ideal for automated placement Low power loss, high efficiency Available Very low forward voltage drop High surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of SMB (DO-214AA) 260 C Cathode Anode Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 LINKS TO ADDITIONAL RESOURCES TYPICAL APPLICATIONS For use in low voltage, high frequency inverters, 3D Models freewheeling, DC/DC converters, and polarity protection application. MECHANICAL DATA PRIMARY CHARACTERISTICS I 3.0 A F(AV) Case: SMB (DO-214AA) V 40 V Molding compound meets UL 94 V-0 flammability rating RRM Base P/N-E3 - RoHS-compliant, commercial grad e I 100 A FSM Base P/N-M3 - halogen-free, RoHS-compliant, commercial V at I = 3.0 A 0.34 V F F grade T max. 150 C J Terminals: matte tin plated leads, solderable per Package SMB (DO-214AA) J-STD-002 and JESD 22-B102 Circuit configurations Single E3 and M3 suffix meets JESD 201 class 2 whisker test Polarity: color band denotes cathode end MAXIMUM RATINGS (T = 25 C unless otherwise noted) A PARAMETER SYMBOL B340LB UNIT Device marking code B34 Maximum repetitive peak reverse voltage V 40 RRM Maximum RMS voltage V 28 V RMS Maximum DC blocking voltage V 40 DC Maximum average forward rectified current at T (fig. 1) I 3.0 A L F(AV) Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load I 100 FSM Voltage rate of change (rated V ) dV/dt 10 000 V/s R Operating junction and storage temperature range T , T -65 to +150 C J STG ELECTRICAL CHARACTERISTICS (T = 25 C unless otherwise noted) A PARAMETER SYMBOL TEST CONDITIONS TYP. MAX. UNIT T = 25 C 0.43 0.45 J (1) Maximum instantaneous forward voltage V 3.0 A V F T = 125 C 0.34 0.38 J T = 25 C - 0.4 J (2) Maximum reverse current at I Rated V mA R R T = 125 C 26 40 J Notes (1) Pulse test: 300 s pulse width, 1 % duty cycle (2) Pulse test: Pulse width 40 ms Revision: 11-Mar-2021 Document Number: 89039 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 DDD D B340LB www.vishay.com Vishay General Semiconductor THERMAL CHARACTERISTICS (T = 25 C unless otherwise noted) A PARAMETER SYMBOL B340LB UNIT R 70 JA Typical thermal resistance C/W R 25 JL ORDERING INFORMATION (Example) PACKAGE PREFERRED P/N UNIT WEIGHT (g) PACKAGE CODE BASE QUANTITY DELIVERY MODE DO-214AA (SMB) B340LB-E3/52T 0.096 52T 750 7 diameter tape and reel DO-214AA (SMB) B340LB-E3/5BT 0.096 5BT 3200 13 diameter tape and reel RATINGS AND CHARACTERISTICS CURVES (T = 25 C unless otherwise noted) A 3.0 120 Resistive or Inductive Load 2.5 100 2.0 80 1.5 60 1.0 40 0.5 20 0 0 0 25 50 75 100 125 150 1 10 100 Lead Temperature (C) Number of Cycles at 60 Hz Fig. 1 - Forward Current Derating Curve Fig. 3 - Maximum Non-Repetitive Peak Forward Surge Current Axis Title 100 10000 1.5 D = 0.5 D = 0.3 D = 0.8 D = 0.2 1.2 D = 0.1 10 1000 T = 150 C J 0.9 D = 1.0 T = 125 C J 0.6 T 1 100 T = 25 C 0.3 J D = t /T t p p T = -40 C J 0 0.1 10 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Average Forward Current (A) Instantaneous Forward Voltage (V) Fig. 2 - Forward Power Loss Characteristics Fig. 4 - Typical Instantaneous Forward Characteristics Revision: 11-Mar-2021 Document Number: 89039 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 Average Power Loss (W) Average Forward Current (A) 2nd line Peak Forward Surge Current (A) Instantaneous Forward Current (A) 1st line 2nd line