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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
CS5173EDR8 onsemi
IC REG MULT CONFG...
1,090
In-stock
Inquiry
CS5173GDR8 onsemi
IC REG MULT CONFG...
1,240
In-stock
Inquiry
CS5174EDR8 onsemi
IC REG MULT CONFG...
1,940
In-stock
Inquiry
CS5174GDR8 onsemi
IC REG MULT CONFG...
4,970
In-stock
Inquiry
NCV33163DWR2 onsemi
IC REG BUCK BST A...
4,020
In-stock
Inquiry
MC33163DWR2 onsemi
IC REG BUCK BST A...
4,210
In-stock
Inquiry
MC33680FTBR2 onsemi
IC REG BOOST ADJ ...
7,980
In-stock
Inquiry
MC34163DWR2 onsemi
IC REG BUCK BST A...
5,270
In-stock
Inquiry
NCP1400ASN19T1 onsemi
IC REG BOOST 1.9V 8...
1,430
In-stock
Inquiry
NCP1400ASN25T1 onsemi
IC REG BOOST 2.5V 8...
4,330
In-stock
Inquiry
NCP1400ASN27T1 onsemi
IC REG BOOST 2.7V 1...
2,380
In-stock
Inquiry
NCP1400ASN30T1 onsemi
IC REG BOOST 3V 100...
4,930
In-stock
Inquiry
NCP1400ASN33T1 onsemi
IC REG BOOST 3.3V 1...
2,510
In-stock
Inquiry
NCP1400ASN50T1 onsemi
IC REG BOOST 5V 100...
3,750
In-stock
Inquiry
NCP1402SN19T1 onsemi
IC REG BOOST 1.9V 1...
3,240
In-stock
Inquiry
NCP1402SN27T1 onsemi
IC REG BOOST 2.7V 1...
3,960
In-stock
Inquiry
NCP1402SN30T1 onsemi
IC REG BOOST 3V 130...
2,060
In-stock
Inquiry
NCP1402SN33T1 onsemi
IC REG BOOST 3.3V 1...
4,430
In-stock
Inquiry
NCP1402SN50T1 onsemi
IC REG BOOST 5V 130...
7,980
In-stock
Inquiry
NCP1403SNT1 onsemi
IC CONV DC-DC PFM...
4,620
In-stock
Inquiry