1SS321(F) Toshiba Integrated Circuit (SOT23 (3-Pin)) In Stock

Name: 1SS321(F)
Brand: Toshiba
SKU: 1SS321(F)
Availability: InStock

1SS321(F) is a Toshiba Switch for front-panel controls, mode selection, reset inputs. Key specs include 3-Pin, 3 pins and SOT-23. From $ price in stock worldwide shipping.

ACTIVEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

1SS321(F)SOT23 (3-Pin)

Quick Facts

Manufacturer: Toshiba
Package: SOT23 (3-Pin)
Pin Count: 3
Lifecycle: ACTIVE
Datasheet: N/A
Category: Integrated Circuit
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of 1SS321(F)?

Switch from Toshiba for front-panel controls and mode selection
3-Pin key rating captured for electrical and sourcing checks
SOT-23 format with 3 pins context for PCB and purchasing alignment
0°C to 0°C operating range for qualification, maintenance, and lifecycle planning

What is 1SS321(F) used for?

Used in front-panel controls, mode selection, reset inputs, and configuration interfaces where engineers need a traceable, production-ready component option. It fits OEM builds, repair programs, and inventory planning workflows that require stable specifications and predictable sourcing documentation.

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)

What are equivalent replacements for 1SS321(F)?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

How should 1SS321(F) be reviewed for a compact front-panel control circuit?

Review 1SS321(F) as a Toshiba switch component in a SOT-23 package with 3 pins, suitable for compact reset, mode selection, or front-panel input circuits.

Which footprint detail is most important before substituting this Toshiba part?

The key mechanical detail is the SOT-23 package with 3 pins, so compare the land pattern and pin assignment against the existing PCB before approving a substitute.

When does this part fit sourcing plans for small-signal control boards?

It fits builds that already use 3-pin SOT-23 components and need a Toshiba switch option for compact control inputs with familiar SMT assembly handling.

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Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

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Supply Chain Director, CircuitPro Ltd, UK

1SS321(F) Toshiba Integrated Circuit (SOT23 (3-Pin)) In Stock

What are the key features of 1SS321(F)?

What is 1SS321(F) used for?

Compliance & Regulatory

What are equivalent replacements for 1SS321(F)?

Frequently Asked Questions

How should 1SS321(F) be reviewed for a compact front-panel control circuit?

Which footprint detail is most important before substituting this Toshiba part?

When does this part fit sourcing plans for small-signal control boards?

Related Guides

BQ76942PFBR Battery Monitor Board Validation Guide

ECA1JHG220 Power-Rail Filter Design and Validation

SEP0640Q38CB Thyristor Protection Selection Guide

ATF22V10CQ-15JU SPLD Selection and Procurement Guide

Why Buy from FindMyChip

About Toshiba

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