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OMRON ELECTRONIC COMPONENTS B3U3100PMB Ultra-small Surface-mount Tactile Switch

The Omron B3U series ultra-small tactile switches are surface-mount devices designed for high-density mounting in compact electronic devices. Measuring only 1.2 x 3 x 2.5 mm, they offer high contact reliability with resistive loads up to 50 mA at 3-12 VDC. Available with various terminal configurations, including ground terminals for static electricity protection, these switches feature SPST-NO contact form, low operating force of approximately 1.59 N, and durability up to 200,000 operations. RoHS compliant and ideal for automatic mounting, they ensure reliable performance in demanding applications.

Authorized Distributors
Source:Newark
Part No:B3U-3100PM-B
Stock:683
Inv Date:06-11-2026
Price: Unit price: $1.4
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Part No:B3U-3100PM-B
Stock:1659
Inv Date:06-12-2026
Price: Unit price: $0.92
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Part No:B3U-3100PM-B
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1.04
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Part No:B3U-3100PM-B
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1.015
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Part No:B3U-3100PM-B
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1.015
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Part No:B3U-3100PM-B
Stock:3
Inv Date:06-12-2026
Price: N/A
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OMRON ELECTRONIC COMPONENTS B3U3100PMB Ultra-small Surface-mount Tactile Switch Specifications:

  • Dimensions: 1.2 x 3 x 2.5 mm (H x W x D)
  • Contact Form: SPST-NO
  • Maximum Current: 50 mA at 3-12 VDC
  • Operating Force: Approximately 1.59 N
  • Durability: Up to 200,000 operations
  • RoHS Compliant: Yes
  • Ambient Operating Temperature: -25°C to +70°C
  • Contact Resistance: Max 100 mΩ
  • Insulation Resistance: Min 100 MΩ at 100 VDC
  • Dielectric Strength: 250 VAC for 1 minute
  • Vibration Resistance: 10 to 55 Hz, 1.5 mm amplitude
  • Shock Resistance: Up to 1,000 m/s²
  • Degree of Protection: IEC IP40
  • Surface Mounting: Yes, suitable for automatic mounting
  • Applicable Humidity: 35% to 85% at +5°C to +35°C

Buy the Buy Omron Touch Switch Part Number B3U3100PM Online

Purchase the Omron B3U3100PM tactile switch online today—perfect for high-density electronic assemblies. Its compact size of 1.2 x 3 x 2.5 mm allows seamless integration into densely packed circuits. Featuring high contact reliability, resistive load capacity up to 50 mA, and a maximum durability of 200,000 operations, this switch is RoHS compliant. Ideal for automatic mounting, it offers excellent performance in various electronic devices. Order now to ensure your project benefits from durable, reliable tactile switching solutions built for demanding applications.

Get Omron B3U3100PM today—designed for high-density mounting and long-lasting reliability.

Frequently Asked Questions

Where can I buy OMRON ELECTRONIC COMPONENTS B3U3100PMB?

You can click on the BUY or RFQ button to purchase B3U3100PMB from an authorized OMRON ELECTRONIC COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part B3U3100PMB?

You can download the B3U3100PMB datasheet or visit the OMRON ELECTRONIC COMPONENTS website for support.

Who is the manufacturer of B3U3100PMB?

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