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MC34166TVG — TO-220 package (representative)
TO-220
Representative of package type
ON Semiconductor

MC34166TVG

Switching Regulator · TO-220-5 · Power Management
Part Status: Active In demand
Data last refreshed Jul 30, 2026
Manufacturer
ON Semiconductor
Mfr Part #
MC34166TVG
Series
MC34166
Category
Switching Regulator
Datasheet
View datasheet ↗
Availability & Pricing
Unit PriceRequest a Quote
Sourcing channels14
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Live pricing on request · most quotes same business day

Product Attributes

Electrical & Parametric
Input Voltage3 V ~ 40 V
Output Current3.3 A
Switching Frequency72 kHz
Physical & Thermal
Package / CaseTO-220-5
Mounting TypeThrough Hole
SeriesMC34166
Operating Temperature0°C ~ 70°C
Classification & Lifecycle
CategorySwitching Regulator
TypePower Management
Part StatusActive

3.3 A, 40 V, step-up/down/inverting switching regulator

Environmental & Export Classifications

RoHS Status
RoHS Compliant

Availability & Sourcing

14 sources
SourceMfrQtyDate CodeConditionStatus
Live ONSEMI 393 1113 — Live RFQ
Live ON SEMICONDUCTOR 73 — — Live RFQ
Live ONSEMI 9150 22+ — Live RFQ
Live ON 10000 — — Live RFQ
Live onsemi 5000 25+ — Live RFQ
Live ON 2672 08+ — Live RFQ
Live ON 2500 — — Live RFQ
Market ONSEMI 393 1113 — Available RFQ
Market ON SEMICONDUCTO 73 — — Available RFQ
Market ONSEMI 9150 22+ — Available RFQ
Market ON 10000 — — Available RFQ
Market onsemi 5000 25+ — Available RFQ
Market ON 2672 08+ — Available RFQ
Market ON 2500 — — Available RFQ

ZDI Stock — in our warehouse · Market — offers available through our sourcing network · Live — recent offers from our sourcing network.

Part Activity

recent searches, RFQs & offers
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MC34166TVG viewed on the web · Web User
MC34166TVG viewed on the web · Web User
MC34166TVG viewed on the web · Web User
MC34166TVG viewed on the web · Web User
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Recent search and sourcing activity for MC34166TVG.

Engineering FAQ

What are the key specifications of MC34166TVG?
Input Voltage: 3 V ~ 40 V; Output Current: 3.3 A; Switching Frequency: 72 kHz.
What package is MC34166TVG supplied in?
MC34166TVG is supplied in the TO-220-5 package, through hole, rated 0°C ~ 70°C.
Can ZDI source MC34166TVG 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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