MMSZ5221B - MMSZ5259B

Document number: DS18010 Rev. 28 - 2

1 of 5

www.diodes.com

October 2017

© Diodes Incorporated

MMSZ5221B - MMSZ5259B

500mW SURFACE MOUNT ZENER DIODE

Features



500mW Power Dissipation



General Purpose, Medium Current



Ideally Suited for Automated Assembly Processes



Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)



Halogen and Antimony Free. “Green” Device (Notes 3 & 4)



Qualified to AEC-Q101 Standards for High Reliability

Mechanical Data



Case: SOD123



Case Material: Molded Plastic, “Green” Molding Compound.

UL Flammability Classification Rating 94V-0



Moisture Sensitivity: Level 1 per J-STD-020



Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe

(Lead Free Plating). Solderable per MIL-STD-202, Method 208



Polarity: Cathode Band



Weight: 0.01 grams (Approximate)

Part Number

Qualification

Case

Packaging

(Type Number)-7-F*

Commercial

SOD123

3,000/Tape & Reel

(Type Number)Q-7-F*

Automotive

SOD123

3,000/Tape & Reel

(Type Number)-13-F*

Commercial

SOD123

10,000/Tape & Reel

(Type Number)Q-13-F*

Automotive

SOD123

10,000/Tape & Reel

*For (Type Number), please see the Electrical Characteristics Table. Example: 6.2V Zener = MMSZ5234B-7-F.

Notes:

1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.

2. See http://www.diodes.com for more informati

on 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. Product manufactured with Date Code V9 (week 33, 2008) and newer are built with Green Molding Compound. Product manufactured prior to Date

5. For packaging details, go to our website at http://www.diodes.com.

Marking Information

Date Code Key

Year

2013

2014

2015

2016

2017

…

2020

2021

2022

2023

2024

Code

A

B

C

D

E

…

H

I

J

K

L

Month

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Code

1

2

3

4

5

6

7

8

9

O

N

D

Top View

xx = Product Type Marking Code

(See Electrical Characteristics Table)

YM = Date Code Marking

Y = Year (ex: E = 2017)

M = Month (ex: 9 = September)

SOD123