SDM03MT40/A SURFACE MOUNT SCHOTTKY BARRIER DIODE Features Mechanical Data * * * * * * * * Low Forward Voltage Drop Guard Ring Die Construction for Transient Protection Ideal for low logic level applications Low Capacitance Lead Free/RoHS Compliant (Note 3) "Green" Device, Note 4 and 5 * * * * * * * Top View Maximum Ratings Case: SOT-26 Case Material: Molded Plastic, "Green" Molding Compound, Note 5. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020D Polarity: See Diagram Leads: Matte Tin (Lead Free), Solderable per MIL-STD-202, Method 208 Lead Free Plating (Matte Tin Finish annealed over Copper leadframe). Marking Information: See Page 3 Ordering Information: See Page 3 Weight: 0.016 grams (approximate) SDM03MT40 Device Schematic SDM03MT40A Device Schematic @TA = 25C 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 @8.3ms Single half sine-wave superimposed on rated load (JEDEDC method) Symbol VRRM VRWM VR VR(RMS) IFM Value Unit 40 V 28 30 V mA IFSM 200 mA Symbol PD RJA TJ, TSTG Value 225 444 Unit mW C/W -40 to +125 C Thermal Characteristics Characteristic Power Dissipation (Note 2) Thermal Resistance, Junction to Ambient Air Operating and Storage Temperature Range Electrical Characteristics Characteristic Reverse Breakdown Voltage (Note 1) Forward Voltage Drop (Note 1) Leakage Current (Note 1) Total Capacitance Notes: @TA = 25C unless otherwise specified Symbol V(BR)R VF IR CT Min 40 Typ 2 Max 370 1 Unit V mV A pF Test Condition IR = 10uA IF = 1mA VR = 10V VR = 1V f = 1.0 MHz 1. Short duration pulse test used to minimize self-heating effect. 2. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 3. No purposefully added lead. 4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 5. Product manufactured with Date Code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Date Code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. 6. Package is non-polarized. Parts may be on reel in orientation illustrated, 180 rotated, or mixed (both ways). SDM03MT40/A Document number: DS30372 Rev. 11 - 2 1 of 3 www.diodes.com July 2008 (c) Diodes Incorporated 1 IR, INSTANTANEOUS REVERSE CURRENT (A) IF, INSTANTANEOUS FORWARD CURRENT (A) SDM03MT40/A 100m 10m 1m 0 100n 0 5 10 15 20 25 30 35 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 2 Typical Reverse Characteristics 10 trr, REVERSE RECOVERY TIME (ns) CT, TOTAL CAPACITANCE (pF) 1n 1.2 1.4 0.2 0.4 0.6 0.8 1.0 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics 100 10 1 0.1 10n 5 2 1 0.5 0.2 0.1 0 25 5 20 10 15 VR, DC REVERSE VOLTAGE (V) Fig. 3 Total Capacitance vs. Reverse Voltage 20 8 12 24 28 16 IF, FORWARD CURRENT (mA) Fig. 4 Typical Reverse Recovery Time Characteristics 0 4 PD , POWER DISSIPATION (mW) 300 225 150 75 0 0 25 50 75 100 125 TA, AMBIENT TEMPERATURE (C) Fig. 5 Power Derating Curve SDM03MT40/A Document number: DS30372 Rev. 11 - 2 2 of 3 www.diodes.com July 2008 (c) Diodes Incorporated SDM03MT40/A Ordering Information (Notes 4 & 7) Part Number SDM03MT40-7-F SDM03MT40A-7-F Notes: Case SOT-26 SOT-26 Packaging 3000/Tape & Reel 3000/Tape & Reel 7. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. Marking Information KSK = SDM03MT40A Product Type Marking Code (See Note 6) YM = Date Code Marking Y =Year ex: T = 2006 M = Month ex: 9 = September YM YM KSR KSR = SDM03MT40 Product Type Marking Code (See Note 6) YM = Date Code Marking Y = Year ex: T = 2006 M = Month ex: 9 = September KSK Date Code Key Year 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 Code T U V W X Y Z A B C Month Code Jan 1 Feb 2 Mar 3 Apr 4 May 5 Jun 6 Jul 7 Aug 8 Sep 9 Oct O Nov N Dec D Package Outline Dimensions A SOT-26 Dim Min Max Typ A 0.35 0.50 0.38 B 1.50 1.70 1.60 C 2.70 3.00 2.80 D 0.95 H 2.90 3.10 3.00 J 0.013 0.10 0.05 K 1.00 1.30 1.10 L 0.35 0.55 0.40 M 0.10 0.20 0.15 0 8 All Dimensions in mm B C H K M J L D Suggested Pad Layout E Z E C G Dimensions Value (in mm) Z 3.20 G 1.60 X 0.55 Y 0.80 C E Y 2.40 0.95 X 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. SDM03MT40/A Document number: DS30372 Rev. 11 - 2 3 of 3 www.diodes.com July 2008 (c) Diodes Incorporated