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DO-35(DO-204AH)

1N749

Microchip Technology

Extended
DatasheetJLCPCBLCSCmicrochip/1N749
Category
Zener Diodes
Package
DO-35(DO-204AH)
Pins
5

Overview

The 1N749 is a zener Diode made by Microchip Technology in a DO-35(DO-204AH) 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 C6984585).

Symbol

Device:D_ZenerFrom KiCad's library

Footprint

The library has no footprint for this part yet.

Parameters

7
Diode Configuration
1 Independent
Impedance(Zzt)
22Ω
Operating Junction Temperature Range
-65℃~+175℃
Pd - Power Dissipation
500mW
Reverse Leakage Current (Ir)
2uA@1V
Tolerance
±10%
Zener Voltage(Nom)
4.3V

Order codes

1

Pinout

2
The pins of the 1N749
PinNameType
1KPassive
2APassive

Questions

Is there a KiCad symbol and footprint for the 1N749?

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 1N749?

DO-35(DO-204AH), with 2 pins.

Where is the 1N749 datasheet?

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

Where can I order the 1N749?

JLCPCB lists it as part C6984585, with 0 in stock; the sellers' links on this page open their listings.

What can replace the 1N749?

Parts like it in the library: the 1SMB5916B by onsemi, the DL4731A by LGE, the ZM4731A by Slkor and the ZM4731APF-M by STMicroelectronics. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8