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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.

729 Records
Image Part Manufacturer Description Stock Action
AS3647-ZWLT ams
IC LED DRVR RGLTR...
4,110
In-stock
Inquiry
AS3648-ZWLT ams
IC LED DRVR RGLTR...
2,680
In-stock
Inquiry
AS3682-T ams
IC LED DRIVER RGL...
7,070
In-stock
Inquiry
AS3683-T ams
IC LED DRIVER RGL...
5,300
In-stock
Inquiry
AS3685A-ZWLT-2Y80 ams
IC LED DRIVER RGL...
4,290
In-stock
Inquiry
AS3685B ams
IC LED DRIVER RGL...
4,570
In-stock
Inquiry
AS3685C-T ams
IC LED DRV RGLTR ...
1,990
In-stock
Inquiry
AS3688-T ams
IC LED DRIVER RGL...
2,230
In-stock
Inquiry
AS3689-T ams
IC LED DRVR RGLTR...
4,210
In-stock
Inquiry
AS3691A-ZQFP ams
IC LED DRIVER LIN...
6,340
In-stock
Inquiry
AS3691A-ZTSP ams
IC LED DRVR LINEA...
4,090
In-stock
Inquiry
AS3691B-ZQFP ams
IC LED DRIVER LIN...
7,410
In-stock
Inquiry
AS3691B-ZTSP ams
IC LED DRVR LINEA...
2,820
In-stock
Inquiry
AS3693A-ZTQT ams
IC LED DRVR LIN I...
4,850
In-stock
Inquiry
AS3695A ams
IC LED DRVR LIN P...
7,820
In-stock
Inquiry
AS3695C-ZMFT ams
IC LED DRIVER LIN...
2,560
In-stock
Inquiry
AS3695C ams
IC LED DRIVER LIN...
2,320
In-stock
Inquiry
AS3696-ZQFT ams
IC LED DRIVER CTR...
2,950
In-stock
Inquiry
AS3642-ZWLT-500 ams
IC LED DRV RGLTR ...
1,370
In-stock
Inquiry
AS3643-ZWLT-500 ams
IC LED DRVR RGLTR...
2,780
In-stock
Inquiry