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Mullard

OA47

Germanium Diode · DO-7 · Discrete Semiconductor
Part Status: Obsolete
Data last refreshed Jun 20, 2026
Manufacturer
Mullard
Mfr Part #
OA47
Category
Germanium Diode
Datasheet
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Availability & Pricing
Unit PriceRequest a Quote
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Specifications

Physical & Thermal
Package / CaseDO-7
Mounting TypeThrough Hole
Classification & Lifecycle
CategoryGermanium Diode
TypeDiscrete Semiconductor
Part StatusObsolete

Gold-bonded germanium signal diode

Environmental & Export Classifications

RoHS Status
Non-Compliant

Part Activity

recent searches, RFQs & offers
OA47 viewed on the web · Web User
OA47 viewed on the web · Web User
OA47 viewed on the web · Web User

Recent search and sourcing activity for OA47.

Engineering FAQ

OA47 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 package is OA47 supplied in?
OA47 is supplied in the DO-7 package, through hole.
Can ZDI source OA47 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

OA47 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.

Need OA47?

ZD Integrated Circuits sources hard-to-find, obsolete, and excess components worldwide — pricing and availability, fast.

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