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J509 — TO-92 package (representative)
TO-92
Representative of package type

J509

Current Regulator Diode · TO-92 · Discrete Semiconductor
Data last refreshed Jul 28, 2026
Mfr Part #
J509
Series
J500
Category
Current Regulator Diode
Datasheet
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Availability & Pricing
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Product Attributes

Electrical & Parametric
Regulator Current3 mA
Physical & Thermal
Package / CaseTO-92
Mounting TypeThrough Hole
SeriesJ500
Classification & Lifecycle
CategoryCurrent Regulator Diode
TypeDiscrete Semiconductor

3.0 mA current regulator diode

Part Activity

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J509 viewed on the web · Web User
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Specifications reviewed & updated · ZDI

Recent search and sourcing activity for J509.

Engineering FAQ

What are the key specifications of J509?
Regulator Current: 3 mA.
What package is J509 supplied in?
J509 is supplied in the TO-92 package, through hole.
Can ZDI source J509 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

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