SDM03U40 SURFACE MOUNT SCHOTTKY BARRIER DIODE Features Mechanical Data Low Forward Voltage Drop Case: SOD-523 Guard Ring Die Construction for Transient Protection Case Material: Molded Plastic,Gree Molding Compound, Note 5. UL Flammability Classification Rating 94V-0 Ideal for low logic level applications Moisture Sensitivity: Level 1 per J-STD-020D Low Capacitance Terminal Connections: Cathode Band Lead Free by Design/RoHS Compliant (Note 1) Terminals: Finish - Matte Tin annealed over Alloy 42 leadframe. Gree Device, Note 4 and 5 Solderable per MIL-STD-202, Method 208 Qualified to AEC-Q101 Standards for High Reliability Marking Information: See Page 3 Ordering Information: See Page 3 Weight: 0.002 grams (approximate) Top View Maximum Ratings T = 25C unless otherwise specified A Characteristic Symbol Value Unit Peak Reverse Voltage V 40 V RM DC Reverse Voltage 30 V V R RMS Reverse Voltage 21 V V R(RMS) Average Rectified Current 30 mA I O Non-Repetitive Peak Forward Surge Current 8.3ms I 200 mA FSM Single half sine-wave superimposed on rated load Thermal Characteristics Characteristic Symbol Value Unit Power Dissipation (Note 2) 150 mW P D Thermal Resistance, Junction to Ambient (Note 2) 667 R C/W JA Operating and Storage Temperature Range T T -40 to +125 C J, STG Electrical Characteristics T = 25C unless otherwise specified A Characteristic Symbol Min Typ Max Unit Test Conditions Reverse Breakdown Voltage (Note 3) V 40 V I uA (BR)R R = 10 Forward Voltage 290 370 mV V I = 1mA F F Peak Reverse Current (Note 3) 0.5 I A V = 30V R R Total Capacitance 2 pF C V = 1V, f = 1.0 MHz T R Notes: 1. No purposefully added lead. 2. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at SDM03U40 1 100m 10m 1m 100n 10n 1n 0 0.2 0.4 0.6 1.4 0.8 1.0 1.2 0 510 15 20 25 30 35 V , INSTANTANEOUS FORWARD VOLTAGE (V) V , INSTANTANEOUS REVERSE VOLTAGE (V) F R Fig. 1 Typical Forward Characteristics Fig. 2 Typical Reverse Characteristics 100 10 5 10 2 1 0.5 1 0.2 0.1 0.1 5 25 0 10 15 20 0 24 48 12 16 20 28 I , FORWARD CURRENT (mA) V , DC REVERSE VOLTAGE (V) R F Fig. 4 Typical Reverse Recovery Time Characteristics Fig. 3 Total Capacitance vs. Reverse Voltage 200 150 100 50 0 125 025 50 75 100 T , AMBIENT TEMPERATURE (C) A Fig. 5 Power Derating Curve 2 of 3 January 2009 SDM03U40 Diodes Incorporated www.diodes.com Document number: DS30392 Rev. 9 - 2 I , INSTANTANEOUS FORWARD CURRENT (A) P , POWER DISSIPATION (mW) C , TOTAL CAPACITANCE (pF) F D T t, REVERSE RECOVERY TIME (ns) rr I, INSTANTANEOUS REVERSE CURRENT (A) R