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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
LA5771MP-E onsemi
IC REG BUCK 3.3V 3.1...
4,140
In-stock
Inquiry
LA5774-FA-E onsemi
IC REG BUCK ADJ 3....
7,070
In-stock
Inquiry
LA5774MC-BE onsemi
IC REG BUCK ADJ 3....
7,910
In-stock
Inquiry
LA5774MC-E onsemi
IC REG BUCK ADJ 3....
3,340
In-stock
Inquiry
LA5774MP-E onsemi
IC REG BUCK PROG ...
5,990
In-stock
Inquiry
LA5779-HJ-E onsemi
IC REG BUCK ADJ 3....
4,930
In-stock
Inquiry
LA5779MP-E onsemi
IC REG BUCK ADJUS...
5,690
In-stock
Inquiry
LV5744V-MPB-E onsemi
IC REG BUCK ADJ D...
5,640
In-stock
Inquiry
NCP1595CMNTWG onsemi
IC REG BUCK ADJUS...
3,170
In-stock
Inquiry
NCP6335FFCT2G onsemi
IC REG BUCK PROG ...
4,920
In-stock
Inquiry
NCP6338FCT1G onsemi
IC REG BUCK PROG ...
7,080
In-stock
Inquiry
NCP6343FCT1G onsemi
IC REG BUCK SYNC ...
5,630
In-stock
Inquiry
NCV890103MWTXG onsemi
IC REG BUCK ADJ 1....
5,950
In-stock
Inquiry
NCV890203MWTXG onsemi
IC REG BUCK ADJUS...
4,870
In-stock
Inquiry
TN5D51A-R-HCC11-E onsemi
IC REG BUCK 12V 5A ...
5,490
In-stock
Inquiry
CAT660EVA-GT3 onsemi
IC REG CHARGE PUM...
2,050
In-stock
Inquiry
FAN53525UC48X onsemi
IC REG BUCK PROG ...
4,090
In-stock
Inquiry
FAN4860UC54X onsemi
IC REG BOOST 5.4V 1...
5,400
In-stock
Inquiry
FAN53555UC18X onsemi
IC REG BUCK PROG ...
6,730
In-stock
Inquiry
LV52117QATXG onsemi
IC REG BOOST ADJ ...
2,550
In-stock
Inquiry