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
UCC3884D Unitrode
UCC3884 FREQUENCY ...
5,530
In-stock
Inquiry
UC3527AN Unitrode
UC3527A REGULATING...
4,000
In-stock
Inquiry
UC2856N Unitrode
UC2856 IMPROVED CU...
3,850
In-stock
Inquiry
UC2870DW-1 Unitrode
SWITCHING CONTRO...
7,010
In-stock
Inquiry
UCC39421PW Unitrode
UCC39421 HIGH FREQU...
5,800
In-stock
Inquiry
UCC25702D Unitrode
UCC25702 ADVANCED V...
5,890
In-stock
Inquiry
UC3842J Unitrode
UC3842 CURRENT-MOD...
1,710
In-stock
Inquiry
UCC2806D Unitrode
UCC2806 LOW POWER, ...
4,730
In-stock
Inquiry
UC2825J Unitrode
UC2825B HIGH SPEED...
2,850
In-stock
Inquiry
UCC3804DTR/81523 Unitrode
UNITRODE FIXED P...
4,670
In-stock
Inquiry
UC2875N/81290 Unitrode
UNITRODE FIXED P...
4,940
In-stock
Inquiry
UCC2580N-1G4 Unitrode
SWITCHING CONTRO...
4,680
In-stock
Inquiry
UCC3813D-0G4 Unitrode
SWITCHING CONTRO...
7,550
In-stock
Inquiry
UCC2580N-3G4 Unitrode
SWITCHING CONTRO...
7,780
In-stock
Inquiry
UCC3580N-3G4 Unitrode
SWITCHING CONTRO...
2,910
In-stock
Inquiry
UC2874N-1G4 Unitrode
SWITCHING CONTRO...
2,200
In-stock
Inquiry
UC2524NG4 Unitrode
SWITCHING CONTRO...
5,640
In-stock
Inquiry
UCC3580N-1G4 Unitrode
SWITCHING CONTRO...
7,490
In-stock
Inquiry
UCC39421NG4 Unitrode
IC REG CTRLR MULT...
1,510
In-stock
Inquiry
UC3827N-1G4 Unitrode
SWITCHING CONTRO...
5,080
In-stock
Inquiry