1SMB5921B Diodes Incorporated

1SMB5913B 1SMB5956B Green 3.0W SURFACE MOUNT POWER ZENER DIODE Features Mechanical Data 3.0W Power Dissipation Case: SMB Ideally Suited for Automated Assembly Case Material: Molded Plastic. UL Flammability Classification 3.3V - 200V Nominal Zener Voltage Range Rating 94V-0 Standard V Tolerance is 5% Z Moisture Sensitivity: Level 1 per J-STD-020 ESD Rating of Class 3 (>16kV) per Human Body Model Copper Alloy Leadframe with Lead-Free Plating (Matte Tin Lead-Free Finish RoHS Compliant (Notes 1 & 2) Finish). Solderable per MIL-STD-202, Method 208 Halogen and Antimony Free. Green Device (Note 3) Polarity: Cathode Band Weight: 0.096 grams (Approximate) SMB Top View Bottom View Ordering Information (Note 4) Device* Packaging Shipping 1SMB59xxB-13 SMB 3,000/Tape & Reel *x = Device Voltage, e.g., 1SMB5920B-13. Notes: 1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied. 2. See 1SMB5913B 1SMB5956B Maximum Ratings ( T = +25C, unless otherwise specified.) A Characteristic Symbol Value Unit Forward Voltage I = 200mA V 1.5 V F F Zener Current (See Page 3) I P / V mA ZM D Z Thermal Characteristics Characteristic Symbol Value Unit 3.0 W Power Dissipation T = +75C L P D Derate Above +75C (Note 5) 40 mW/C Thermal Resistance - Junction to Terminal (Note 5) 25 C/W R JT 550 mW Power Dissipation T = +25C A P D Derate Above +25C (Note 5) 4.4 mW/C Thermal Resistance - Junction to Ambient (Note 5) 226 C/W R JA Operating and Storage Temperature Range T T -65 to +150 C J, STG Note: 5. Device mounted on FR-4 PCB pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at