B340AF/B345AF Green 3.0A SCHOTTKY BARRIER RECTIFIER Product Summary Features and Benefits Reduced Low Forward Voltage Drop (V ) Better Efficiency and F B340AF/B345AF Cooler Operation Part V (V) I (mA) F(MAX) R(MAX) V (V) I (A) Reduced High-temperature Reverse Leakage Increased RRM O Number +25C +25C Reliability against Thermal Runaway Failure in High B340AF 40 3 0.50 0.20 Temperature Operation. Lead-Free Finish RoHS Compliant (Notes 1 & 2) B345AF 45 3 0.50 0.30 Halogen and Antimony Free. Green Device (Note 3) Mechanical Data Description and Applications Case: SMAF The B340AF is a 3A 40V and B345AF is a 3A 45V single rectifier Case Material: Molded Plastic, Green Molding Compound. UL packaged in the low profile SMAF package. Providing low V and F Flammability Classification Rating 94V-0 excellent reverse leakage stability at high temperatures, this device is Moisture Sensitivity: Level 1 per J-STD-020 ideal for use in general rectification applications such as: Terminals: Finish - Matte Tin Annealed over Copper Leadframe. Solderable per MIL-STD-202, Method 208 Boost Diodes Polarity: Cathode Band Blocking Diodes Weight: 0.036 grams (Approximate) Recirculating Diodes SMAF Top View Ordering Information (Note 4) Part Number Case Packaging B340AF-13 SMAF 10,000/Tape & Reel B345AF-13 SMAF 10,000/Tape & Reel Notes: 1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied. 2. See B340AF/B345AF Maximum Ratings ( T = +25C, unless otherwise specified.) A Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Characteristic Symbol B340AF B345AF Unit V Peak Repetitive Reverse Voltage RRM Working Peak Reverse Voltage 40 45 V VRWM DC Blocking Voltage V RM Average Rectified Output Current I 3 A O Non-Repetitive Peak Forward Surge Current 8.3ms 80 A I FSM Single Half Sine-Wave Superimposed on Rated Load Thermal Characteristics Characteristic Symbol Value Unit Typical Thermal Resistance Junction to Ambient (Note 5) R 35 C/W JA Typical Thermal Resistance Junction to Case (Note 5) R 6.0 C/W JC Operating and Storage Temperature Range -55 to +150 C TJ, TSTG Electrical Characteristics ( T = +25C, unless otherwise specified.) A Characteristic Symbol Min Typ Max Unit Test Condition 0.47 0.50 I = 3A, T = +25C F J Forward Voltage Drop V V F 0.43 I = 3A, T = +125C F J V = 40V, T = +25C R J B340AF 0.03 0.20 Leakage Current (Note 6) 15 V = 40V, T = +125C R J I mA R B345AF 0.04 0.30 V = 45V, T = +25C R J 18.0 V = 45V, T = +125C R J Typical Capacitance 120 pF CT VR = 4.0V, f = 1MHz Notes: 5. Device mounted on 2inch*2inch Al board. 6. Short duration pulse test used to minimize self-heating effect. 2 of 5 B340AF/B345AF December 2016 Diodes Incorporated www.diodes.com Document number: DS38974 Rev. 5 - 2 NEW PRODUCT