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| SDM20U40 SURFACE MOUNT SCHOTTKY BARRIER DIODE SPICE MODEL: SDM20U40 NEW PRODUCT Features * * * * * Low Forward Voltage Drop Guard Ring Construction for Transient Protection Negligible Reverse Recovery Time Low Reverse Capacitance Ultra-Small Surface Mount Package CATHODE MARK SOD-523 Dim A B C D E G Min 1.50 1.10 0.25 0.70 0.10 0.50 Max 1.70 1.30 0.35 0.90 0.20 0.70 Mechanical Data * * * * * * * Case: SOD-523, Molded Plastic Case material - UL Flammability Rating MARKING CODE Classification 94V-0 Moisture sensitivity: Level 1 per J-STD-020A Terminals: Finish - Matte Tin (Note 1) Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Marking Code: S4 Weight: 0.002 grams (approx.) @ TA = 25C unless otherwise specified Symbol VRRM VRWM VR VR(RMS) IFM @ t 1.0s IFSM Pd RqJA Tj, TSTG A B S4 C D E G All Dimensions in mm Maximum Ratings Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current (Note 2) Non-Repetitive Peak Forward Surge Current Power Dissipation (Note 2) Thermal Resistance, Junction to Ambient Air (Note 2) Operating and Storage Temperature Range Value 40 28 250 1.0 150 667 -65 to +125 Unit V V mA A mW C/W C Electrical Characteristics Characteristic Reverse Breakdown Voltage (Note 3) Forward Voltage Drop Peak Reverse Current (Note 3) Total Capacitance Reverse Recovery Time @ TA = 25C unless otherwise specified Symbol V(BR)R VF IR CT trr Min 40 3/4 3/4 3/4 3/4 Typ 3/4 3/4 3/4 50 10 Max 3/4 0.37 0.60 5 1 3/4 3/4 Unit V V mA mA pF ns Test Conditions IR = 10mA IF = 20mA IF = 200mA VR = 30V VR = 10V VR = 0V, f = 1.0MHz IF = IR = 200mA, Irr = 0.1 x IR, RL = 100W Ordering Information Device SDM20U40-7 Note: (Note 4) Packaging SOD-523 Shipping 3000/Tape & Reel 1. If lead-bearing terminal plating is required, please contact your Diodes Inc. sales representative for availability and minimum order details. 2. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 3. Short duration pulse test used so as to minimize self-heating effect. 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. DS30393 Rev. 1 - 2 1 of 2 www.diodes.com SDM20U40 a Diodes Incorporated IF, INSTANTANEOUS FORWARD CURRENT (mA) 200 1000 NEW PRODUCT PD, POWER DISSIPATION (mW) 100 TA = 125C 150 10 TA = 75C 100 1 0.1 TA = 25C 50 0.01 TA = -25C 0 0 25 50 75 100 125 0.001 0 200 400 600 800 VF, INSTANTANEOUS FORWARD VOLTAGE (mV) Fig. 2 Typical Forward Characteristics TA, AMBIENT TEMPERATURE (C) Fig. 1 Derating Curve 1000 TA = 125C 100 f = 1MHz 100 TA = 75C CT, TOTAL CAPACITANCE (pF) 30 40 10 10 1 TA = 25C 0.1 TA = -25C 1.0 0.01 0.001 1 10 20 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics 0.1 0 10 20 30 40 VR, REVERSE VOLTAGE (V) Fig. 4 Typ. Total Capacitance vs Reverse Voltage DS30393 Rev. 1 - 2 2 of 2 www.diodes.com SDM20U40 |
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