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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
LM5026MTX Texas Instruments
IC REG CTRLR FWRD...
5,720
In-stock
Inquiry
LM5026SD Texas Instruments
IC REG CTRLR FWRD...
5,490
In-stock
Inquiry
LM5030SD Texas Instruments
IC REG CTRLR MULT...
2,310
In-stock
Inquiry
LM5033MM Texas Instruments
IC REG CTRLR PUSH...
1,070
In-stock
Inquiry
LM5033SD Texas Instruments
IC REG CTRLR PUSH...
4,430
In-stock
Inquiry
LM5035SQ Texas Instruments
IC REG CTRLR HALF...
3,940
In-stock
Inquiry
LM5041ASD Texas Instruments
IC REG CTRLR MULT...
5,410
In-stock
Inquiry
LM3485Q1MMX/NOPB Texas Instruments
IC REG CTRLR BUCK...
3,940
In-stock
Inquiry
TPS40200SHKQ Texas Instruments
IC REG CTRLR BUCK...
6,800
In-stock
Inquiry
TPS40490MHRHDR Texas Instruments
IC REG CTRLR BUCK...
5,980
In-stock
Inquiry
TPS40490MHRHDT Texas Instruments
IC REG CTRLR BUCK...
1,810
In-stock
Inquiry
LM5025DMTCX/NOPB Texas Instruments
IC REG CTRLR FWRD...
1,830
In-stock
Inquiry
TPS40200HDR Texas Instruments
TPS40200HDR
4,880
In-stock
Inquiry
LM2524DN Texas Instruments
IC REG CTRLR BUCK...
7,910
In-stock
Inquiry
TPS40210DGQRG4 Texas Instruments
IC REG CTRLR MULT...
6,840
In-stock
Inquiry
LM34937QPSQ/NOPB Texas Instruments
IC REGULATOR SMD
2,650
In-stock
Inquiry
CN27383A1CYKAT Texas Instruments
INTEGRATED CIRCU...
1,710
In-stock
Inquiry
CN67383A1CYKAT Texas Instruments
INTEGRATED CIRCU...
6,580
In-stock
Inquiry
CN77383A1CYKAT Texas Instruments
INTEGRATED CIRCU...
5,780
In-stock
Inquiry
CN87383A1CYKAT Texas Instruments
INTEGRATED CIRCU...
1,190
In-stock
Inquiry