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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
CAT1161W-45 onsemi
CAT1161 - SUPERVISO...
7,560
In-stock
Inquiry
CAT1163WI-30TE13 onsemi
CAT1163 - SUPERVISO...
3,570
In-stock
Inquiry
CAT1163WI-25 onsemi
CAT1163 - SUPERVISO...
1,160
In-stock
Inquiry
CAT1162W-42 onsemi
CAT1162 - SUPERVISO...
1,090
In-stock
Inquiry
CAT1162W-45TE13 onsemi
CAT1162 - SUPERVISO...
1,000
In-stock
Inquiry
CAT1163WI-30 onsemi
CAT1163 - SUPERVISO...
7,720
In-stock
Inquiry
CAT1161LI-28 onsemi
CAT1161 - SUPERVISO...
6,620
In-stock
Inquiry
CAT1161LI-30 onsemi
CAT1161 - SUPERVISO...
7,520
In-stock
Inquiry
CAT1025YI-30 onsemi
CAT1025 - SUPERVISO...
4,340
In-stock
Inquiry
CAT1026WI-45 onsemi
CAT1026 - DUAL VOLT...
6,760
In-stock
Inquiry
CAT1320WI-28 onsemi
CAT1320 - SUPERVISO...
5,800
In-stock
Inquiry
CAT1027WI-25 onsemi
CAT1027 - DUAL VOLT...
6,150
In-stock
Inquiry
CAT1026YI-42 onsemi
CAT1026 - DUAL VOLT...
6,640
In-stock
Inquiry
CAT1320WI-25 onsemi
CAT1320 - SUPERVISO...
6,750
In-stock
Inquiry
CAT1023WI25 onsemi
CAT1023 - SUPERVISO...
5,830
In-stock
Inquiry
CAT1024LI-30 onsemi
CAT1024 - SUPERVISO...
7,930
In-stock
Inquiry
CAT1024LI-28 onsemi
CAT1024 - SUPERVISO...
7,140
In-stock
Inquiry
CAT1023LI-42 onsemi
CAT1023 - SUPERVISO...
3,910
In-stock
Inquiry
CAT1023ZD4I-42-T2 onsemi
CAT1023 - SUPERVISO...
4,150
In-stock
Inquiry
CAT1023ZD4I-25-T2 onsemi
CAT1023 - SUPERVISO...
1,040
In-stock
Inquiry