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UD2-3NU AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

UD2-3NU product

UD2-3NU

Up to 2 Amps

3 VDC relaynon-latching relayDPDT relay2 Form Csurface-mount relaysignal relay1 A relay

UD2-3NU is a compact 3 VDC, non-latching surface-mount signal relay with DPDT / 2 Form C contacts and a 1 A maximum switching current.

Best for

  • Low-power signal switching
  • PBX and telephone equipment
  • Compact surface-mount relay designs

Avoid if

  • Loads exceeding 1 A
  • Applications requiring a latching relay
  • Low-power coil versions requiring 100 mW operation

Check before use

  • 3 VDC coil drive voltage
  • Contact load type and switching frequency
  • UD2 standard-footprint PCB land pattern
  • Magnetic interference from nearby components

Key specifications

Coil voltage
3 VDC
Contact configuration
2 Form C (DPDT)
Maximum switching current
1 A
Maximum switching voltage
220 VDC, 250 VAC
Nominal coil power
140 mW
Package dimensions
10.6 mm × 6.5 mm × 5.45 mm

Compliance & Environment

RoHS
ROHS3 Compliant

Application

Electronic switching systemsPBX and telephone equipmentTerminal equipment

Datasheet

UD2-3NU.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for UD2-3NU: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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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

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

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

Design and risk insights

Questions & answers

UD2-3NU is a KEMET UD2-series miniature signal relay. It is a non-latching, surface-mount relay with a 3 VDC coil and 2 Form C (DPDT) contacts.