SPICE MODEL: SDM20U40 SDM20U40 Lead-free Green SURFACE MOUNT SCHOTTKY BARRIER DIODE Features · · · · · · · · Low Forward Voltage Drop Guard Ring Construction for Transient Protection Negligible Reverse Recovery Time Low Reverse Capacitance Dim Min Max "Green" Device, Note 3 and 4 A 1.50 1.70 Qualified to AEC-Q101 Standards for High Reliability B 1.10 1.30 C 0.25 0.35 D 0.70 0.90 E 0.10 0.20 G 0.55 0.65 Case: SOD-523 B Mechanical Data S4 A Lead Free By Design/RoHS Compliant (Note 1) · · SOD-523 CATHODE MARK Ultra-Small Surface Mount Package MARKING CODE Case Material: Molded Plastic, "Green" Molding Compound, Note 4. UL Flammability Classification Rating 94V-0 · · · Moisture Sensitivity: Level 1 per J-STD-020C · · · Marking Code: S4 C D E All Dimensions in mm G Terminal Connections: Cathode Band Terminals: Finish - Matte Tin annealed over Alloy 42 leadframe. Solderable per MIL-STD-202, Method 208 Ordering Information: See Last Page Weight: 0.002 grams (approximate) Maximum Ratings @ TA = 25°C unless otherwise specified 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 @ t £ 1.0s Operating and Storage Temperature Range Thermal Characteristics Value Unit VRRM VRWM VR 40 V VR(RMS) 28 V IFM 250 mA IFSM 1.0 A Tj, TSTG -65 to +125 °C Symbol Value Unit Pd 150 mW RqJA 667 °C/W @ TA = 25°C unless otherwise specified Characteristic Power Dissipation (Note 2) Thermal Resistance, Junction to Ambient Air (Note 2) Note: Symbol 1. No purposefully added lead. 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. Diodes Inc.'s "Green" Policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 4. Product manufactured with date code 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product manufactured prior to date code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. DS30393 Rev. 5 - 2 1 of 3 www.diodes.com SDM20U40 ã Diodes Incorporated Electrical Characteristics @ TA = 25°C unless otherwise specified Characteristic Symbol Min Typ Max Unit V(BR)R 40 ¾ ¾ V IR = 10mA Forward Voltage Drop VF ¾ ¾ 0.37 0.60 V IF = 20mA IF = 200mA Peak Reverse Current (Note 5) IR ¾ ¾ 5 1 mA mA VR = 30V VR = 10V Total Capacitance CT ¾ 50 ¾ pF VR = 0V, f = 1.0MHz Reverse Recovery Time trr ¾ 10 ¾ ns IF = IR = 200mA, Irr = 0.1 x IR, RL = 100W Reverse Breakdown Voltage (Note 5) 5. Short duration pulse test used so as to minimize self-heating effect. IF, INSTANTANEOUS FORWARD CURRENT (mA) Note: 200 PD, POWER DISSIPATION (mW) Test Conditions 150 100 50 0 0 25 75 50 1000 100 TA = 125°C 10 TA = 25°C 0.1 0.01 TA = -25°C 0.001 125 100 TA = 75°C 1 0 200 400 800 600 VF, INSTANTANEOUS FORWARD VOLTAGE (mV) Fig. 2 Typical Forward Characteristics TA, AMBIENT TEMPERATURE (° C) Fig. 1 Derating Curve 100 1000 f = 1MHz CT, TOTAL CAPACITANCE (pF) TA = 125°C 100 TA = 75°C 10 1 TA = 25°C 0.1 10 1.0 TA = -25°C 0.01 0.001 0.1 1 10 20 30 40 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics DS30393 Rev. 5 - 2 2 of 3 www.diodes.com 0 10 20 30 40 VR, REVERSE VOLTAGE (V) Fig. 4 Typ. Total Capacitance vs Reverse Voltage SDM20U40 Ordering Information Note: (Note 4 & 6) Device Packaging Shipping SDM20U40-7 SOD-523 3000/Tape & Reel 4. Product manufactured with date code 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product manufactured prior to date code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. 6. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. IMPORTANT NOTICE Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. LIFE SUPPORT Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. DS30393 Rev. 5 - 2 3 of 3 www.diodes.com SDM20U40