SDT3A40SAFS Green 3A TRENCH SCHOTTKY BARRIER RECTIFIER SMA-FS Product Summary ( TA = +25C) Features and Benefits V (V) I (A) V (V) I (A) Low Leakage Current RRM O F(MAX) R(MAX) 40 3 0.45 300 Soft, Fast Switching Capability +150C Operating Junction Temperature Lead-Free Finish RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. Green Device (Note 3) Mechanical Data Applications Case: SMA-FS Case Material: Molded Plastic, Green Molding Compound. SMPS UL Flammability Classification Rating 94V-0 AC-DC Moisture Sensitivity: Level 1 per J-STD-020 DC-DC Converter Terminals: Lead Free Plating (Matte Tin Finish.) Freewheeling Diodes Solderable per MIL-STD-202, Method 208 Reverse Polarity Protection Polarity Indicator: Cathode Band Blocking Diodes Weight: 0.033 grams (Approximate) SMA-FS Top View Schematic View Ordering Information (Note 4) Part Number Compliance Case Packaging SDT3A40SAFS-13 Commercial SMA-FS 10,000/Tape & Reel Notes: 1. EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. All applicable RoHS exemptions applied. 2. See SDT3A40SAFS 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 Value Unit V Peak Repetitive Reverse Voltage RRM Working Peak Reverse Voltage 40 V V RWM DC Blocking Voltage V RM Average Rectified Output Current 3 A I O Non-Repetitive Peak Forward Surge Current 8.3ms 60 A I FSM Single Half Sine-Wave Superimposed on Rated Load Thermal Characteristics Characteristic Symbol Value Unit Thermal Resistance Junction to Case (Note 6) R 30 JC C/W Thermal Resistance Junction to Ambient (Note 6) 50 R JA Operating and Storage Temperature Range -65 to +150 C T , T J STG Electrical Characteristics ( TA = +25C, unless otherwise specified.) Characteristic Symbol Min Typ Max Unit Test Condition 0.45 I = 3.0A, T = +25C F J Forward Voltage Drop V V F 0.39 I = 3.0A, T = +100C F J 300 A V = 40V, T = +25C R J Leakage Current (Note 7) I R 15 mA V = 40V, T = +100C R J Notes: 6. Device mounted on FR-4 substrate, 1 *1 , 2oz, single-sided, PC boards with 0.56 *0.73 copper pad. 7. Short duration pulse test used to minimize self-heating effect. 2 of 5 SDT3A40SAFS June 2018 Diodes Incorporated www.diodes.com Document number: DS40833 Rev. 2 - 2 ADVANNCEWED P IRNOFDOURCMTA TION