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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
MC78L15ABPRA onsemi
IC REG LINEAR 15V ...
3,800
In-stock
Inquiry
MC78L15ABPRP onsemi
IC REG LINEAR 15V ...
5,950
In-stock
Inquiry
MC78L15ACD onsemi
IC REG LINEAR 15V ...
3,370
In-stock
Inquiry
MC78L15ACDG onsemi
IC REG LINEAR 15V ...
5,000
In-stock
Inquiry
MC78L15ACPRA onsemi
IC REG LINEAR 15V ...
6,870
In-stock
Inquiry
MC78L15ACPRP onsemi
IC REG LINEAR 15V ...
4,380
In-stock
Inquiry
MC78L18ABP onsemi
IC REG LINEAR 18V ...
7,290
In-stock
Inquiry
MC78L18ACPRA onsemi
IC REG LINEAR 18V ...
1,330
In-stock
Inquiry
MC78L18ACPRM onsemi
IC REG LINEAR 18V ...
4,770
In-stock
Inquiry
MC78L18ACPRP onsemi
IC REG LINEAR 18V ...
4,880
In-stock
Inquiry
MC78L24ABP onsemi
IC REG LINEAR 24V ...
2,100
In-stock
Inquiry
MC78L24ACPRA onsemi
IC REG LINEAR 24V ...
1,870
In-stock
Inquiry
MC78L24ACPRP onsemi
IC REG LINEAR 24V ...
2,050
In-stock
Inquiry
MC78LC28NTR onsemi
IC REG LINEAR 2.8V...
3,640
In-stock
Inquiry
MC78LC40NTR onsemi
IC REG LINEAR 4V 8...
4,070
In-stock
Inquiry
MC78M05ABDT onsemi
IC REG LINEAR 5V 5...
1,410
In-stock
Inquiry
MC78M05ABT onsemi
IC REG LINEAR 5V 5...
7,850
In-stock
Inquiry
MC78M05ABTG onsemi
IC REG LINEAR 5V 5...
6,020
In-stock
Inquiry
MC78M05ACDT onsemi
IC REG LINEAR 5V 5...
5,550
In-stock
Inquiry
MC78M05ACDTG onsemi
IC REG LINEAR 5V 5...
1,690
In-stock
Inquiry