Skip to the content
PCBKitNew board
1N5259B on a board, in 3D

1N5259B

STMicroelectronics

1 Independent 100nA@30V 37.05V~40.95V 39V 500mW 800Ω 80Ω ±5% DO-35 Zener Diodes ROHS

Extended
DatasheetJLCPCBLCSCst/1N5259B
Category
Zener Diodes
Package
DO-35
Pins
2

Overview

The 1N5259B is a zener Diode made by STMicroelectronics in a DO-35 package with 2 pins. 1 Independent 100nA@30V 37.05V~40.95V 39V 500mW 800Ω 80Ω ±5% DO-35 Zener Diodes ROHS.

PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library) and its footprint (EasyEDA_Cloud:DO-35_BD2.0-L4.2-P8.20-D0.5-R-RD, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C118678).

Symbol

Device:D_ZenerFrom KiCad's library

Footprint

12
EasyEDA_Cloud:DO-35_BD2.0-L4.2-P8.20-D0.5-R-RDFrom EasyEDA

Parameters

8
Diode Configuration
1 Independent
Impedance(Zzk)
800Ω
Impedance(Zzt)
80Ω
Pd - Power Dissipation
500mW
Reverse Leakage Current (Ir)
100nA@30V
Tolerance
±5%
Zener Voltage(Nom)
39V
Zener Voltage(Range)
37.05V~40.95V

Order codes

1

Pinout

2
The pins of the 1N5259B
PinNameType
1KPassive
2APassive

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/st/1N5259B" title="1N5259B 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/st/1N5259B.jpg" alt="1N5259B" width="1200" height="900">
A picture that opens the part, for a README
[![1N5259B](https://pcbkit.io/embed/parts/st/1N5259B.jpg?size=s)](https://pcbkit.io/parts/st/1N5259B)

Questions

Is there a KiCad symbol and footprint for the 1N5259B?

Yes. The symbol is Device:D_Zener and the footprint EasyEDA_Cloud:DO-35_BD2.0-L4.2-P8.20-D0.5-R-RD, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the 1N5259B?

DO-35, with 2 pins. Its footprint is drawn on this page.

Where is the 1N5259B datasheet?

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

Where can I order the 1N5259B?

JLCPCB lists it as part C118678, with 0 in stock; the sellers' links on this page open their listings.

What can replace the 1N5259B?

Parts like it in the library: the BZX84J-B39 by Nexperia, the ZM4754APF-M by STMicroelectronics, the ZM4754A by Zhengxin and the 1N4754A-TR by Vishay Intertechnology. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8