UDZ3V6B-UDZ15B SURFACE MOUNT PRECISION ZENER DIODE Features Mechanical Data Small, Surface Mount Package Case: SOD323 Ideally suited for Automated Assembly Processes Case Material: UL Flammability Classification Rating 94V-0 Very Sharp Breakdown Characteristics Moisture Sensitivity: Level 1 per J-STD-020D Very Tight Tolerance on Zener Breakdown Voltage Terminal Connections: Cathode Band Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Terminals: Finish Matte Tin Annealed over Alloy 42 Halogen and Antimony Free. Green Device (Note 3) Leadframe. Solderable per MIL-STD-202, Method 208 Weight: 0.004 grams (Approximate) Top View Ordering Information (Note 4) Packaging Shipping Device SOD323 3,000/Tape & Reel (Type Number)-7* SOD323 10,000/Tape & Reel (Type Number)-13* (Note 5) * For (Type Number), please see the Electrical Characteristics Table. Example: 6.2V Zener = UDZ6V2B-7. Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2. See UDZ3V6B-UDZ15B Thermal Characteristics Characteristic Symbol Value Unit Power Dissipation (Note 6) P 200 mW D Thermal Resistance Junction to Ambient Air (Note 6) 625 C/W R JA Operating and Storage Temperature Range T T -65 to +150 C J, STG Electrical Characteristics ( T = +25C, unless otherwise specified.) A Zener Voltage Range Maximum Zener Impedance Maximum Reverse Current (Note 7) (Note 8) (Note 7) Type Marking Number Code V I I Z I Z I I I V ZT ZT ZT ZT ZT ZK ZK ZK R R Min (V) Max (V) mA mA uA V UDZ3V6B B7 3.600 3.845 5 100 1,000 1.0 10 1.0 (Note 9) UDZ3V9B B8 3.890 4.160 5 100 1,000 1.0 5 1.0 (Note 9) UDZ4V3B B9 4.170 4.430 5 100 1,000 1.0 5 1.0 (Note 9) UDZ4V7B BA 4.550 4.750 5 100 800 0.5 2 1.0 (Note 9) UDZ5V1B BB 4.980 5.200 5 80 500 0.5 2 1.5 (Note 9) UDZ5V6B BC 5.490 5.730 5 60 200 0.5 1 2.5 UDZ6V2B BD 6.060 6.330 5 60 100 0.5 1 3.0 UDZ6V8B BE 6.650 6.930 5 40 60 0.5 0.5 3.5 UDZ7V5B BF 7.280 7.600 5 30 60 0.5 0.5 4.0 (Note 9) UDZ8V2B BG 8.020 8.360 5 30 60 0.5 0.5 5.0 UDZ9V1B BH 8.850 9.230 5 30 60 0.5 0.5 6.0 UDZ10B BI 9.770 10.210 5 30 60 0.5 0.1 7.0 UDZ11B BJ 10.760 11.220 5 30 60 0.5 0.1 8.0 UDZ12B BK 11.740 12.240 5 30 80 0.5 0.1 9.0 UDZ13B BL 12.910 13.490 5 37 80 0.5 0.1 10.0 UDZ15B BM 14.340 14.980 5 42 80 0.5 0.1 11.0 Notes: 6. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website at