2N1671B The 2N1671B is a programmable unijunction transistor (PUT) from Solid State Devices Inc. It comes in a TO-205AA/TO-5-3 metal can package with through-hole mounting.
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2N1671B

Available from 1 distributors
Mfr Name: Solid State Devices Inc (SSDI)
Solid State Devices Inc (SSDI)
The 2N1671B is a programmable unijunction transistor (PUT) from Solid State Devices Inc. It comes in a TO-205AA/TO-5-3 metal can package with through-hole mounting.
Total Stock: 3,580 pcs

2N1671B Available from 1 distributor

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Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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3,580 pcs
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2N1671B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
Mounting Type

2N1671B Description

Short technical summary and product information.

The 2N1671B is a programmable unijunction transistor (PUT) manufactured by Solid State Devices Inc (SSDI). This component is housed in a TO-205AA/TO-5-3 metal can package, designed for through-hole mounting. The metal can construction provides robust mechanical protection and thermal performance. The part is listed as RoHS3 Compliant, with an MSL of 1 (unlimited) and REACH unaffected status, though these compliance claims are unverified. As a programmable unijunction transistor, it is suitable for timing, oscillator, and trigger circuits where precise switching characteristics are required. The TO-5 package is a standard industry footprint for discrete transistors, allowing easy integration into existing designs.

2N1671B Quick Information

Product Type: Programmable Unijunction Transistor
Canonical Name: 2N1671B Programmable Unijunction Transistor
Subcategory: Programmable Unijunction

2N1671B Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

2N1671B Features

  • TO-205AA/TO-5-3 metal can package.
  • Through-hole mounting for PCB installation.
  • RoHS3 compliant status (unverified).
  • MSL 1 unlimited moisture sensitivity.
  • REACH unaffected compliance status.

2N1671B Applications

  • Suitable for timing and oscillator circuits.

2N1671B FAQs

5 frequently asked questions generated from this part’s specifications.
What is the package type of the 2N1671B?

TO-205AA/TO-5-3 Metal Can.

What is the mounting type?

Through Hole.

Is the 2N1671B RoHS compliant?

It is listed as RoHS3 Compliant, but this is unverified.

What is the moisture sensitivity level?

MSL 1 (unlimited), unverified.

What is the REACH status?

REACH Unaffected, unverified.

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