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Bel Fuse

S558-5999-P3-F

Pulse Transformer · SMD · Passive
Part Status: Active
Data last refreshed Jun 18, 2026
Manufacturer
Bel Fuse
Mfr Part #
S558-5999-P3-F
Series
S558
Category
Pulse Transformer
Datasheet
View datasheet ↗
Availability & Pricing
ZDI Price$6.75
Last transacted2007-09-12
Market range$6.75
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Product Attributes

Electrical & Parametric
Turns Ratio1CT:1CT
Physical & Thermal
Package / CaseSMD
Mounting TypeSurface Mount
SeriesS558
Operating Temperature0°C ~ 70°C
Classification & Lifecycle
CategoryPulse Transformer
TypePassive
Part StatusActive

10/100BASE-T single-port SMT LAN transformer module

Environmental & Export Classifications

RoHS Status
RoHS Compliant

Price History & Market Reference

Market Price Range

High$6.75
Low$6.75
Last$6.75
Price as of2007-09-12

ZDI Transaction

Last ZDI price$6.75
As of2007-09-12

Pricing reflects ZDI's transaction and market-reference data. Firm pricing confirmed per RFQ against current availability.

Part Activity

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Recent search and sourcing activity for S558-5999-P3-F.

Engineering FAQ

What are the key specifications of S558-5999-P3-F?
Turns Ratio: 1CT:1CT.
What package is S558-5999-P3-F supplied in?
S558-5999-P3-F is supplied in the SMD package, surface mount, rated 0°C ~ 70°C.
Can ZDI source S558-5999-P3-F 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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