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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
FAN5033MPX onsemi
IC REG CTRLR INTE...
6,530
In-stock
Inquiry
CS5157HGD16 onsemi
IC REG CTRLR INTE...
3,020
In-stock
Inquiry
CS5157HGD16G onsemi
IC REG CTRLR INTE...
7,580
In-stock
Inquiry
CS5165AGDW16 onsemi
IC REG CTRLR INTE...
6,820
In-stock
Inquiry
CS5165AGDW16G onsemi
IC REG CTRLR INTE...
3,360
In-stock
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CS5165AGDWR16G onsemi
IC REG CTRLR INTE...
2,350
In-stock
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MC33470DW onsemi
IC REG CTRLR INTE...
7,690
In-stock
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MC33470DWG onsemi
IC REG CTRLR INTE...
2,380
In-stock
Inquiry
MC33470DWR2 onsemi
IC REG CTRLR INTE...
1,860
In-stock
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MC34268DR2 onsemi
IC REG CONV SCSI-...
1,140
In-stock
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MC34268DR2G onsemi
IC REG CONV SCSI-...
6,120
In-stock
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MC34268DT onsemi
IC REG CONV SCSI-...
5,200
In-stock
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MC34268DTG onsemi
IC REG CONV SCSI-...
6,640
In-stock
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NCP4326DR2 onsemi
IC REG SECONDARY...
2,620
In-stock
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NCP4326DR2G onsemi
IC REG SECONDRY C...
6,170
In-stock
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NCP5201MN onsemi
IC REG CTRLR DDR ...
7,980
In-stock
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NCP5201MNG onsemi
IC REG CTRLR DDR ...
6,420
In-stock
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NCP5210MNR2 onsemi
IC REG CTRLR DDR ...
7,170
In-stock
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NCP5214AMNR2G onsemi
IC REG CTRLR DDR ...
1,580
In-stock
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NCP5214MNR2 onsemi
IC REG CTRLR DDR ...
6,380
In-stock
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