Features
• 3.0W Power Dissipation
• Ideally Suited for Automated Assembly
• 6.2V - 200V Nominal Zener Voltage Range
• Standard VZ Tolerance is ±5%
• ESD Rating of Class 3 (>16kV) per Human Body Model
• Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
• Halogen and Antimony Free. “Green” Device (Note 3)
1SMB5920B – 1SMB5956B
Green
3.0W SURFACE MOUNT POWER ZENER DIODE
Mechanical Data
• Case: SMB
• Case Material: Molded Plastic.
UL Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Copper Alloy Leadframe with Lead-Free Plating (Matte Tin
Finish). Solderable per MIL-STD-202, Method 208
• Polarity: Cathode Band
• Weight: 0.096 grams (Approximate)
SMB
Top View
Bottom View
Ordering Information (Note 4)
Device*
1SMB59xxB-13
Packaging
SMB
Shipping
3000/Tape & Reel
*x = Device Voltage, e.g., 1SMB5920B-13.
Notes:
1. EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. All applicable RoHS exemptions applied.
2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and
Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at http”//www.diodes.com/products/packages.html.
Marking Information
SMB
YWW
B9xx
B9xx = Product Type Marking Code
(See Electric Characteristics Table)
= Manufacturers’ Code Marking
YWW = Date Code Marking
Y = Last Digit of Year (ex: 4 for 2014)
WW = Week Code (01 - 53)
1SMB5920B – 1SMB5956B
Document number: DS32125 Rev. 8 - 2
1 of 7
www.diodes.com
May 2019
© Diodes Incorporated