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DO-7

1N943B

Microchip Technology

Extended
DatasheetJLCPCBLCSCmicrochip/1N943B
Category
Zener Diodes
Package
DO-7
Pins
5

Overview

The 1N943B is a zener Diode made by Microchip Technology in a DO-7 package with 2 pins.

PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C6395757).

Symbol

Device:D_ZenerFrom KiCad's library

Footprint

The library has no footprint for this part yet.

Parameters

8
Diode Configuration
1 Independent
Impedance(Zzt)
30Ω
Operating Junction Temperature Range
-65℃~+175℃
Pd - Power Dissipation
500mW
Reverse Leakage Current (Ir)
15uA@8V
Tolerance
±5%
Zener Voltage(Nom)
11.7V
Zener Voltage(Range)
11.12V~12.28V

Order codes

1

Pinout

2
The pins of the 1N943B
PinNameType
1KPassive
2APassive

Questions

Is there a KiCad symbol and footprint for the 1N943B?

Yes. The symbol is Device:D_Zener, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the 1N943B?

DO-7, with 2 pins.

Where is the 1N943B datasheet?

Microchip Technology publishes it: the Datasheet link on this page opens it.

Where can I order the 1N943B?

JLCPCB lists it as part C6395757, with 0 in stock; the sellers' links on this page open their listings.

What can replace the 1N943B?

Parts like it in the library: the CDLL942A/TR by Microchip Technology, the CDLL943B by Microchip Technology, the NZX12X by Nexperia and the 1N943A by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8