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
UC3842D Unitrode
UC3842 CURRENT-MOD...
5,300
In-stock
Inquiry
UC2844D Unitrode
UC2844 CURRENT-MOD...
1,570
In-stock
Inquiry
UCC28C42DGK Unitrode
UCC28C42 BICMOS LO...
4,730
In-stock
Inquiry
UCC38C45DGK Unitrode
UCC38C45 BICMOS LO...
5,010
In-stock
Inquiry
UCC28C45P Unitrode
UCC28C45 BICMOS LO...
6,990
In-stock
Inquiry
UCC3813PW-2 Unitrode
UCC3813-2 LOW POWER...
3,430
In-stock
Inquiry
UCC3813PW-1 Unitrode
UCC3813-1 LOW POWER...
1,820
In-stock
Inquiry
UCC3813PW-3 Unitrode
UCC3813-3 LOW POWER...
4,830
In-stock
Inquiry
UCC2813PW-5 Unitrode
UCC2813 - LOW POWER...
3,710
In-stock
Inquiry
UCC35705DGK Unitrode
UCC35705 HIGH SPEED...
5,370
In-stock
Inquiry
UC3524DWTR Unitrode
UC3524 ADVANCED RE...
1,700
In-stock
Inquiry
UCC2813N-5 Unitrode
UCC2813 - LOW POWER...
1,210
In-stock
Inquiry
UCC3813N-5 Unitrode
UCC3813-5 LOW POWER...
1,740
In-stock
Inquiry
UCC35705P Unitrode
UCC35705 HIGH SPEED...
3,800
In-stock
Inquiry
UCC2892PW Unitrode
UCC2892 UCC289X CURR...
3,220
In-stock
Inquiry
UCC2892D Unitrode
UCC2892 UCC289X CURR...
7,300
In-stock
Inquiry
UC3526DW Unitrode
UC3526 REGULATING ...
7,940
In-stock
Inquiry
UC2842J Unitrode
UC2842 CURRENT MOD...
2,020
In-stock
Inquiry
UCC2808AN-2G4 Unitrode
UCC2808A-2 LOW-POWE...
5,620
In-stock
Inquiry
UCC28084P Unitrode
UCC28084 CURRENT MO...
7,570
In-stock
Inquiry