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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
MAX829EUK onsemi
IC REG CHARG PUMP...
5,580
In-stock
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MAX828EUK onsemi
IC REG CHARG PUMP...
7,140
In-stock
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MAX1720EUT onsemi
IC REG CHARG PUMP...
3,950
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MC33166TV onsemi
IC REG BUCK BST A...
4,370
In-stock
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MC33163DW onsemi
IC REG BUCK BST A...
1,970
In-stock
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MC33063AVP onsemi
IC REG BUCK BST A...
2,760
In-stock
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MC34163DW onsemi
IC REG BUCK BST A...
6,890
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LM2576T-3.3 onsemi
IC REG MULTI CONF...
4,160
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FAN2011MPX onsemi
IC REG BUCK ADJUS...
1,720
In-stock
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FAN5307S18X onsemi
IC REG BUCK 1.8V 300...
2,600
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FAN5601MP13X onsemi
IC REG CHARGE PUM...
6,830
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FAN5601MP18X onsemi
IC REG CHARGE PUM...
4,360
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FAN5602MP45X onsemi
IC REG CHARGE PUM...
7,330
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ML6554CUX onsemi
IC REG BUCK 3A DL ...
1,570
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ML6554IUX onsemi
IC REG BUCK 3A DL ...
5,840
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ML6554CU onsemi
IC REG BUCK 3A DL ...
2,520
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ML6554IU onsemi
IC REG BUCK 3A DL ...
1,070
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CS5172GDR8G onsemi
IC REG MULT CONFG...
3,800
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CS5174EDR8G onsemi
IC REG MULT CONFG...
5,300
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CS5174GDR8G onsemi
IC REG MULT CONFG...
7,080
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