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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.

Image Part Manufacturer Description Stock Action
LM3489QMMX/NOPB Texas Instruments
IC REG CTRLR BUCK...
1,120
In-stock
Inquiry
LM3017LEX/NOPB Texas Instruments
IC REG CTRLR BOOS...
7,600
In-stock
Inquiry
UCC38C41DGK Texas Instruments
IC REG CTRLR MULT...
5,650
In-stock
Inquiry
UCD7230RGWR Texas Instruments
IC REG CTRLR BUCK...
4,460
In-stock
Inquiry
UCD7230PWPR Texas Instruments
IC REG CTRLR BUCK...
4,370
In-stock
Inquiry
LM3485MM Texas Instruments
IC REG CTRLR BUCK...
6,270
In-stock
Inquiry
TL1451ACDBR Texas Instruments
IC REG CTRLR MULT...
6,950
In-stock
Inquiry
TL1451ACDR Texas Instruments
IC REG CTRLR MULT...
3,690
In-stock
Inquiry
TL5001QDR Texas Instruments
IC REG CTRLR BCK/...
1,000
In-stock
Inquiry
TPS64201DBVT Texas Instruments
IC REG CTRLR BUCK...
6,080
In-stock
Inquiry
TPS64202DBVT Texas Instruments
IC REG CTRLR BUCK...
5,430
In-stock
Inquiry
TPS64200DBVT Texas Instruments
IC REG CTRLR BUCK...
7,900
In-stock
Inquiry
LM1770UMF/NOPB Texas Instruments
IC REG CTRLR BUCK...
7,090
In-stock
Inquiry
LM1770TMFX/NOPB Texas Instruments
IC REG CTRLR BUCK...
6,420
In-stock
Inquiry
LM1770UMFX/NOPB Texas Instruments
IC REG CTRLR BUCK...
2,860
In-stock
Inquiry
LM25085MMX/NOPB Texas Instruments
IC REG CTRLR BUCK...
1,030
In-stock
Inquiry
TPS40000DGQR Texas Instruments
IC REG CTRLR BUCK...
2,600
In-stock
Inquiry
UCC2813PWTR-0 Texas Instruments
IC REG CTRLR MULT...
7,680
In-stock
Inquiry
UCC2813PWTR-1 Texas Instruments
IC REG CTRLR MULT...
3,720
In-stock
Inquiry
UCC2813PWTR-3 Texas Instruments
IC REG CTRLR MULT...
1,570
In-stock
Inquiry