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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
LMR36506RRPER Texas Instruments
IC POWER
2,730
In-stock
Inquiry
LMR36506RFRPER Texas Instruments
IC POWER
3,000
In-stock
Inquiry
LMR36506RF3RPER Texas Instruments
IC POWER
5,800
In-stock
Inquiry
LMR36506R5RPER Texas Instruments
IC POWER
5,000
In-stock
Inquiry
UCC25230DRMR Texas Instruments
IC REG MULTI CONF...
3,120
In-stock
Inquiry
LM5008SD Texas Instruments
IC REG BUCK ADJ 35...
1,760
In-stock
Inquiry
LM5008MMX Texas Instruments
IC REG BUCK ADJ 35...
7,660
In-stock
Inquiry
LM25574QMTX/NOPB Texas Instruments
IC REG BUCK ADJ 50...
1,490
In-stock
Inquiry
LM34926MR/NOPB Texas Instruments
IC REG BUCK ADJ 30...
6,460
In-stock
Inquiry
LM2655MTCX-3.3/NOPB Texas Instruments
IC REG BUCK 3.3V 2.5...
1,990
In-stock
Inquiry
LM3578AM Texas Instruments
IC REG MULTI CONF...
3,520
In-stock
Inquiry
LM2574HVMX-3.3/NOPB Texas Instruments
IC REG BUCK 3.3V 500...
6,200
In-stock
Inquiry
TPS54162QPWPRQ1 Texas Instruments
IC REG BUCK ADJ 1A...
4,720
In-stock
Inquiry
LMR23630APQDRRRQ1 Texas Instruments
IC REG BUCK ADJUS...
2,500
In-stock
Inquiry
LMR23630FQDRRRQ1 Texas Instruments
IC REG BUCK ADJUS...
7,920
In-stock
Inquiry
LMR23630QDRRRQ1 Texas Instruments
IC REG BUCK ADJUS...
3,090
In-stock
Inquiry
LM34917ATL/NOPB Texas Instruments
IC REG BUCK ADJ 1....
4,710
In-stock
Inquiry
LM27342QMY/NOPB Texas Instruments
IC REG BUCK ADJUS...
2,190
In-stock
Inquiry
TPS566235RJNT Texas Instruments
IC REG CTRLR
5,680
In-stock
Inquiry
LM25007MM Texas Instruments
IC REG BUCK ADJ 50...
7,700
In-stock
Inquiry