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1N4748A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

1N4748A product

1N4748A

Diodes - Zener - Single

Zener Diode1W22VDO-41

The 1N4748A is a standard 1W, 22V Zener diode in a DO-41 package, widely used for voltage regulation and circuit protection.

Best for

  • Voltage regulation
  • Surge suppression

Avoid if

  • High-density surface mount designs (requires axial through-hole space)

Check before use

  • Lead temperature derating

Key specifications

Nominal Zener Voltage
22 V
Power Dissipation
1 W
Tolerance
±5%
Package
DO-41

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesGeneral Circuit Protection

Datasheet

NEXP-S-A0003059608-1.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 1N4748A: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The 1N4748A is a silicon Zener diode designed for voltage regulation, featuring a nominal Zener voltage of 22V and a power dissipation rating of 1W.