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Power Management (PMIC)

Power Management Pmic covers the ICs that turn a raw rail into something a board can actually use: buck and boost converters, LDO regulators, battery chargers, load switches, supervisors, hot-swap controllers, gate drivers, and multi-rail PMICs for processors. They show up in phones and routers, but also in PLCs, motor drives, servers, patient monitors, meters, and vehicle modules where the supply has to behave through load dumps, brownouts, and long idle periods. When buyers source this category, the part number is only the start. They check input range, output current with real thermal margin, quiescent current, efficiency at light load, switching frequency for EMI, feedback tolerance, package and exposed pad, pin-compatible alternates, temperature grade, and whether the reel is original factory packaging. A common trade-off is price versus risk: a broker lot can save money on paper, but mixed date codes or missing traceability can stop a line during audit, while an authorized or well-documented channel may cost more and still be the cheaper decision. Lead time matters too. Automotive and industrial grades often carry allocation or longer NCNR terms, so a commercial-temp substitute is tempting until qualification, reliability data, and end-customer approval enter the discussion. For multi-rail parts, read the sequencing, NVM defaults, and errata before committing, because a PMIC that boots a demo board can still misbehave with your SoC and firmware. You can check current stock and request a quote at icxing.com.

Frequently Asked Questions

How do I lower counterfeit risk when buying Power Management Pmic parts?

Ask for traceability to the original manufacturer or authorized channel, plus photos of labels, reels, and date codes before payment. For high-value runs, require X-ray or decapsulation support and a written counterfeit avoidance process. If the seller cannot explain lot history, treat the price as a warning sign.

What should I confirm before substituting a different package or grade?

Match the footprint, pinout, thermal pad size, and height, then confirm temperature grade and moisture sensitivity level. A QFN with the same pin count can still have a different pad pitch, and automotive grade usually changes qualification paperwork rather than basic electrical limits.

Why do PMIC quotes vary so much on lead time and price?

Multi-rail PMICs are often built to order and can be tied to allocation, EOL transitions, or a specific processor design win. Tolerance, temperature range, and reel quantity also move price, so compare the exact suffix, date code window, and NCNR terms instead of the headline number.

14,872 Records
Image Part Manufacturer Description Stock Action
LM2576TV-012 onsemi
IC REG MULT CONFG...
1,290
In-stock
Inquiry
LM2576TV-015 onsemi
IC REG MULT CONFG...
2,650
In-stock
Inquiry
LM2576TV-3.3 onsemi
IC REG MULTI CONF...
1,360
In-stock
Inquiry
LM2576TV-ADJ onsemi
IC REG MULT CONFG...
4,880
In-stock
Inquiry
MC33063AVD onsemi
IC REG BUCK BST A...
5,320
In-stock
Inquiry
MC33063AVDR2 onsemi
IC REG BUCK BST A...
3,970
In-stock
Inquiry
MC33166D2T onsemi
IC REG BUCK BST A...
2,900
In-stock
Inquiry
MC33166D2TR4 onsemi
IC REG BUCK BST A...
1,600
In-stock
Inquiry
MC33166TH onsemi
IC REG BUCK BST A...
5,280
In-stock
Inquiry
MC33166THG onsemi
IC REG BUCK BST A...
6,610
In-stock
Inquiry
MC33167D2T onsemi
IC REG BUCK BST A...
2,230
In-stock
Inquiry
MC33167D2TR4 onsemi
IC REG BUCK BST A...
4,340
In-stock
Inquiry
MC33167TH onsemi
IC REG BUCK BST A...
6,980
In-stock
Inquiry
MC33167TV onsemi
IC REG BUCK BST A...
6,900
In-stock
Inquiry
MC34063AMG onsemi
IC REG BUCK BST A...
5,550
In-stock
Inquiry
MC34166D2T onsemi
IC REG BUCK BST A...
6,080
In-stock
Inquiry
MC34166D2TG onsemi
IC REG BUCK BST A...
5,750
In-stock
Inquiry
MC34166D2TR4 onsemi
IC REG BUCK BST A...
2,490
In-stock
Inquiry
MC34166TH onsemi
IC REG BUCK BST A...
1,220
In-stock
Inquiry
MC34167D2T onsemi
IC REG BUCK BST A...
4,630
In-stock
Inquiry