Skip to the content
PCBKitNew board
MMSZ5239B on a board, in 3D

MMSZ5239B

DIOTEC

-50℃~+150℃ 1 Independent 100nA@7V 10Ω 500mW 8.65V~9.56V 9.1V SOD-123F Zener Diodes ROHS

Extended
DatasheetJLCPCBLCSCdiotec/MMSZ5239B
Category
Zener Diodes
Package
SOD-123F
Pins
2

Overview

The MMSZ5239B is a zener Diode made by DIOTEC in a SOD-123F package with 2 pins. -50℃~+150℃ 1 Independent 100nA@7V 10Ω 500mW 8.65V~9.56V 9.1V SOD-123F Zener Diodes ROHS.

PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library) and its footprint (Diode_SMD:D_SOD-123F, from KiCad's library), ready for a KiCad board. 2,485 are in stock at JLCPCB (part C3742224).

Symbol

Device:D_ZenerFrom KiCad's library

Footprint

12
Diode_SMD:D_SOD-123FFrom KiCad's library

Parameters

7
Diode Configuration
1 Independent
Impedance(Zzt)
10Ω
Operating Junction Temperature Range
-50℃~+150℃
Pd - Power Dissipation
500mW
Reverse Leakage Current (Ir)
100nA@7V
Zener Voltage(Nom)
9.1V
Zener Voltage(Range)
8.65V~9.56V

Order codes

1

Pinout

2
The pins of the MMSZ5239B
PinNameType
1KPassive
2APassive

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/diotec/MMSZ5239B" title="MMSZ5239B in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/diotec/MMSZ5239B.jpg" alt="MMSZ5239B" width="1200" height="900">
A picture that opens the part, for a README
[![MMSZ5239B](https://pcbkit.io/embed/parts/diotec/MMSZ5239B.jpg?size=s)](https://pcbkit.io/parts/diotec/MMSZ5239B)

Questions

Is there a KiCad symbol and footprint for the MMSZ5239B?

Yes. The symbol is Device:D_Zener and the footprint Diode_SMD:D_SOD-123F, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the MMSZ5239B?

SOD-123F, with 2 pins. Its footprint is drawn on this page.

Where is the MMSZ5239B datasheet?

DIOTEC publishes it: the Datasheet link on this page opens it.

Where can I order the MMSZ5239B?

JLCPCB lists it as part C3742224, with 2,485 in stock; the sellers' links on this page open their listings.

What can replace the MMSZ5239B?

Parts like it in the library: the MM1W9V1L by hongjiacheng, the KDZVTR9.1B by ROHM Semiconductor, the SMF5924A by Jiangsu Changjing Electronics Technology (CJ) and the MM1W9V1L by GOODWORK. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8