MMBZ5257BW-7-F Diodes Incorporated

MMBZ5221BW - MMBZ5259BW 200mW SURFACE MOUNT ZENER DIODE Features Mechanical Data Small Surface Mount Package Case: SOT323 Ideally Suited for Automated Assembly Processes Case Material: Molded Plastic,Gree Molding Compound. Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) UL Flammability Classification Rating 94V-0 Halogen and Antimony Free. Green Device (Note 3) Moisture Sensitivity: Level 1 per J-STD-020D Qualified to AEC-Q101 Standards for High Reliability Terminals: Matte Tin Finish annealed over Alloy 42 leadframe e3 (Lead Free Plating). Solderable per MIL-STD-202, Method 208 Polarity: See Diagram Weight: 0.006 grams (approximate) Top View Device Schematic Ordering Information (Note 4) Device Packaging Shipping (Type Number)-7-F* SOT323 3000/Tape & Reel * Add -7-F to the appropriate type number in Electrical Characteristics Table from Page 2. Example: 6.2V Zener = MMBZ5234BW-7-F. Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2. See MMBZ5221BW - MMBZ5259BW Maximum Ratings ( T = +25C, unless otherwise specified.) A Characteristic Symbol Value Unit Forward Voltage I = 10mA V 0.9 V F F Thermal Characteristics Characteristic Symbol Value Unit Power Dissipation (Note 6) 200 mW P D Thermal Resistance, Junction to Ambient Air (Note 6) 625 R C/W JA Operating and Storage Temperature Range T T -65 to +150 C J, STG Notes: 6. Mounted on FR4 PC Board with recommended pad layout which can be found on our website at