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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
LM7910CT onsemi
NEG V-REG -10V 1A 4%
4,400
In-stock
Inquiry
NCV8161AMX180TBG onsemi
LDO REGULATOR, 450...
5,800
In-stock
Inquiry
NCP4671DSN06T1G onsemi
LINEAR VOLTAGE R...
7,580
In-stock
Inquiry
NCV4296-2CSN50T1G onsemi
LDO REGULATOR, 30 ...
2,270
In-stock
Inquiry
KA7809ERTM onsemi
FIXED POSITIVE S...
4,770
In-stock
Inquiry
KA78L05AZBU onsemi
FIXED POSITIVE S...
2,020
In-stock
Inquiry
LM2903DR2GH onsemi
FIXED POSITIVE L...
2,880
In-stock
Inquiry
NCP4641H050T1G onsemi
LINEAR VOLTAGE R...
6,030
In-stock
Inquiry
NCV4275ADS33R4G onsemi
LINEAR VOLTAGE R...
5,390
In-stock
Inquiry
NCV8133BMX150TCG onsemi
NCV8133 - LDO REGUL...
1,050
In-stock
Inquiry
NCV8161ASN280T1G onsemi
LDO REGULATOR, 450...
1,710
In-stock
Inquiry
KA7815AETU onsemi
KA7815 - 1.5A, WIDE VI...
5,430
In-stock
Inquiry
KA431ADTF onsemi
KA431A - TWO TERMIN...
7,140
In-stock
Inquiry
NCP4681DSQ15T1G onsemi
NCP4681 - LINEAR VO...
4,410
In-stock
Inquiry
NCP583SQ28T1G onsemi
FIXED POSITIVE L...
6,640
In-stock
Inquiry
NCP161AFCT310T2G onsemi
LDO REGULATOR, 450...
3,770
In-stock
Inquiry
NCP4586DSN50T1G onsemi
NCP4586 - LDO REGUL...
7,200
In-stock
Inquiry
MC78L18ACPRPG onsemi
FIXED POSITIVE S...
2,710
In-stock
Inquiry
NCV2931CDR2G onsemi
LDO REGULATOR, 100...
6,200
In-stock
Inquiry
LM7805CT onsemi
LM340 1.5A, FIXED OU...
4,170
In-stock
Inquiry