Power Management (PMIC)

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.

498 Records
Image Part Manufacturer Description Stock Action
UCC3960P Unitrode
IC OFFLINE SWITC...
1,210
In-stock
Inquiry
UC2861DW Unitrode
IC OFFLINE SW MUL...
4,580
In-stock
Inquiry
UC2851DW Unitrode
IC OFFLINE SW MUL...
4,280
In-stock
Inquiry
UCC2580N-2G4 Unitrode
IC OFFLINE SWITC...
1,920
In-stock
Inquiry
UC3865N Unitrode
IC OFFLINE SWITC...
2,700
In-stock
Inquiry
UCC3580N-4G4 Unitrode
IC OFFLINE SWITC...
2,170
In-stock
Inquiry
UCC2580N-4 Unitrode
IC OFFLINE SWITC...
4,070
In-stock
Inquiry
UC2851NG4 Unitrode
IC OFFLINE SWITC...
1,020
In-stock
Inquiry
UCC3807D-2G4 Unitrode
IC OFFLINE SWITC...
4,960
In-stock
Inquiry
UCC3809D-2G4 Unitrode
IC OFFLINE SWITC...
4,200
In-stock
Inquiry
UCC28085DG4 Unitrode
IC OFFLINE SW PUS...
7,530
In-stock
Inquiry
UCC2808N-1G4 Unitrode
IC OFFLINE SWITC...
3,960
In-stock
Inquiry
UC3825BDWG4 Unitrode
IC OFFLINE SW MUL...
5,400
In-stock
Inquiry
UCC3960DG4 Unitrode
IC OFFLINE SWITC...
2,350
In-stock
Inquiry
UCC28083PG4 Unitrode
IC OFFLINE SWITC...
1,560
In-stock
Inquiry
UCC2809D-2G4 Unitrode
IC OFFLINE SWITC...
6,770
In-stock
Inquiry
UCC2813PW-2 Unitrode
IC OFFLINE SW MUL...
6,640
In-stock
Inquiry
UCC2809DTR-2 Unitrode
IC OFFLINE SWITC...
7,800
In-stock
Inquiry
UCC38083D Unitrode
IC OFFLINE SW PUS...
3,980
In-stock
Inquiry
UCC2809P-1 Unitrode
IC OFFLINE SW MUL...
2,900
In-stock
Inquiry