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
UC3832N Unitrode
PRECISION LOW DR...
6,910
In-stock
Inquiry
UC2834Q Unitrode
POWER SUPPLY SUP...
5,560
In-stock
Inquiry
UC3834N Unitrode
POWER SUPPLY SUP...
3,500
In-stock
Inquiry
UC2836DTR Unitrode
HIGH EFFICIENCY ...
3,380
In-stock
Inquiry
UC3833N Unitrode
PRECISION LOW DR...
6,010
In-stock
Inquiry
UC2835N Unitrode
HIGH EFFICIENCY ...
5,290
In-stock
Inquiry
UC3833DW Unitrode
PRECISION LOW DR...
7,230
In-stock
Inquiry
UC2835D Unitrode
HIGH EFFICIENCY ...
5,300
In-stock
Inquiry
UC3832DW Unitrode
PRECISION LOW DR...
3,820
In-stock
Inquiry
UC282TD-1 Unitrode
IC REG LIN 1.5V 3A D...
3,050
In-stock
Inquiry
UC282TDTR-1 Unitrode
IC REG LIN 1.5V 3A D...
1,080
In-stock
Inquiry
UC382T-1 Unitrode
IC REG LINEAR 1.5V...
6,720
In-stock
Inquiry
UCC283TDTR-ADJ Unitrode
IC REG LIN POS AD...
6,790
In-stock
Inquiry
UCC281DP-5 Unitrode
IC REG LINEAR 5V 1...
1,160
In-stock
Inquiry
UCC283TDTR-3 Unitrode
IC REG LINEAR UCC...
2,740
In-stock
Inquiry
UCC386PWTR Unitrode
IC REG LINEAR 3.22V...
3,470
In-stock
Inquiry
UCC387DP Unitrode
FIXED POSITIVE L...
2,280
In-stock
Inquiry
UC382TD-1 Unitrode
IC REG LINEAR FIX...
5,330
In-stock
Inquiry
UC282TD-3 Unitrode
IC REG LINEAR FIX...
6,820
In-stock
Inquiry
UCC388PW Unitrode
IC REG LIN POS AD...
6,990
In-stock
Inquiry