® MMBD2837 & MMBD2838 SURFACE MOUNT FAST SWITCHING DIODE WON-TOP ELECTRONICS Pb Features Dual Diode Common Cathode Fast Switching Surface Mount Package Ideally Suited for Automatic Insertion For General Purpose Switching Applications Plastic Material – UL Recognition Flammability Classification 94V-0 L A B C M E D H Dim A B C D E G H J K L M Mechanical Data Case: SOT-23, Molded Plastic K Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: See Diagram Weight: 0.008 grams (approx.) Mounting Position: Any Marking: Device Code, See Page 3 Lead Free: For RoHS / Lead Free Version, Add “-LF” Suffix to Part Number, See Page 4 Maximum Ratings J G SOT-23 Min 0.37 1.19 2.10 0.89 0.45 1.78 2.65 0.013 0.89 0.45 0.076 Max 0.51 1.40 2.50 1.05 0.61 2.05 3.05 0.15 1.10 0.61 0.178 All Dimensions in mm TOP VIEW @TA=25°C unless otherwise specified Characteristic Symbol MMBD2837 MMBD2838 Unit Non-Repetitive Peak Reverse Voltage VRSM 35 75 V Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR 30 50 V Forward Continuous Current Operating and Storage Temperature Range IF 100 mA TJ, TSTG -55 to +150 °C Thermal Characteristics Characteristic Power Dissipation (Note 1) Thermal Resistance, Junction to Ambient (Note 1) Symbol MMBD2837 MMBD2838 Unit PD 350 mW RθJA 357 °C/W Note: 1. Mounted on FR-4 PC board with minimum recommended pad layout. © Won-Top Electronics Co., Ltd. Revision: April, 2012 www.wontop.com 1 ® MMBD2837 & MMBD2838 WON-TOP ELECTRONICS Electrical Characteristics @TA=25°C unless otherwise specified Characteristic Symbol MMBD2837 MMBD2838 Unit 35 75 V Min. Reverse Breakdown Voltage @ IR = 100µA V(BR) Max. Forward Voltage Drop @ IF = 10mA @ IF = 50mA @ IF = 100mA VFM @ VR = 30V @ VR = 50V IRM Peak Reverse Leakage Current 1.0 1.1 1.2 100 — V — 100 nA Diode Capacitance (VR = 0V, f = 1.0MHz) CD 4.0 pF Reverse Recovery Time (IF = IR = 10mA, IRR = 0.1 x IR, RL = 100Ω) trr 4.0 nS IF, INSTANTANEOUS FORWARD CURRENT (mA) PD, POWER DISSIPATION (mW) 500 400 300 200 100 0 0 15 30 45 60 75 100 10 TA = 85°C TA = 25°C 1.0 TA = -40°C 0.1 0 90 105 120 135 150 IR, INSTANTANEOUS REVERSE CURRENT (nA) 2.0 1.8 CT, TOTAL CAPACITANCE (pF) 0.2 0.4 0.6 0.8 1.0 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics TA, AMBIENT TEMPERATURE (°C) Fig. 1 Power Derating Curve 1.6 f = 1.0MHz 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 10000 TA = 150°C TA = 125°C 1000 TA = 85°C 100 TA = 55°C 10 TA = 25°C 1.0 0.1 0 2 4 6 8 VR, DC REVERSE VOLTAGE (V) Fig. 3 Total Capacitance vs. Reverse Voltage www.wontop.com 2 10 0 10 20 30 40 50 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 4 Typical Reverse Characteristics © Won-Top Electronics Co., Ltd. Revision: April, 2012 ® MMBD2837 & MMBD2838 WON-TOP ELECTRONICS MARKING INFORMATION RECOMMENDED FOOTPRINT 0.035 (0.90) xx xx 0.079 (2.00) 0.035 (0.90) = Device Code, See Table Below MMBD2837 MMBD2838 A5 A61 0.031 (0.80) 0.037 (0.95) inches(mm) PACKAGING INFORMATION TAPE & REEL Inspection Hole Direction of Unreeling 4mm 178mm 8mm 4mm 8mm 1.6mm Product ID Label Reel Diameter (mm) Quantity (PCS) Inner Box Size L x W x H (mm) Quantity (PCS) Carton Size L x W x H (mm) Quantity (PCS) Approx. Gross Weight (KG) 178 3,000 187 x 187 x 65 15,000 390 x 240 x 420 150,000 10.0 Note: 1. Anti-static plastic reel, white, water clear or blue color. Inspection hole might be varied in different alignment. 2. Components are packed in accordance with EIA standard 481-1 and 481-2. © Won-Top Electronics Co., Ltd. Revision: April, 2012 www.wontop.com 3 ® MMBD2837 & MMBD2838 WON-TOP ELECTRONICS ORDERING INFORMATION Product No. Package Type Shipping Quantity MMBD2837-T1 SOT-23 3000/Tape & Reel MMBD2838-T1 SOT-23 3000/Tape & Reel 1. 2. Shipping quantity given is for minimum packing quantity only. For minimum order quantity, please consult the Sales Department. To order RoHS / Lead Free version (with Lead Free finish), add “-LF” suffix to part number above. For example, MMBD2837-T1-LF. WON-TOP ELECTRONICS and are registered trademarks of Won-Top Electronics Co., Ltd (WTE). WTE has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to manufacturer. WTE reserves the right to change any or all information herein without further notice. WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life support devices or systems without the express written approval. Won-Top Electronics Co., Ltd. No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung 806, Taiwan Phone: 886-7-822-5408 or 886-7-822-5410 Fax: 886-7-822-5417 Email: [email protected] Internet: http://www.wontop.com www.wontop.com 4 We power your everyday. © Won-Top Electronics Co., Ltd. Revision: April, 2012