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Panasonic

UN2219

Bipolar Transistor · SC-59 · Discrete Semiconductor
Part Status: Obsolete
Data last refreshed Jul 28, 2026
Manufacturer
Panasonic
Mfr Part #
UN2219
Series
UN
Category
Bipolar Transistor
Datasheet
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Availability & Pricing
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Product Attributes

Electrical & Parametric
PolarityNPN
Built-In Resistorsyes
Physical & Thermal
Package / CaseSC-59
Mounting TypeSurface Mount
SeriesUN
Classification & Lifecycle
CategoryBipolar Transistor
TypeDiscrete Semiconductor
Part StatusObsolete

NPN digital transistor with built-in bias resistors

Part Activity

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Specifications reviewed & updated · ZDI

Recent search and sourcing activity for UN2219.

Engineering FAQ

UN2219 is marked Obsolete — how does ZDI assure authenticity?
Obsolete and end-of-life parts carry elevated counterfeit risk, which is exactly why ZDI routes every lot through the full EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with source-country supplier vetting and full lot traceability before release.
What are the key specifications of UN2219?
Polarity: NPN; Built-In Resistors: yes.
What package is UN2219 supplied in?
UN2219 is supplied in the SC-59 package, surface mount.
Can ZDI source UN2219 beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

✓Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
✓Source-country supplier analysis, rating & review
✓Incoming inspection, RoHS verification, bake, full lot traceability
✓ESD-controlled handling · authentic parts guaranteed

UN2219 is marked Obsolete. Obsolete and end-of-life parts carry elevated counterfeit risk — exactly why ZDI routes them through the full EQuality Process™ with source-country supplier vetting, inspection, and traceability.

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