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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
LM5000SDX-3/NOPB Texas Instruments
IC REG MULTI CONF...
1,030
In-stock
Inquiry
TPS54362BQPWPRQ1 Texas Instruments
IC REG BUCK ADJ 3A...
5,380
In-stock
Inquiry
LMR24220TLX/NOPB Texas Instruments
IC REG BUCK ADJUS...
5,360
In-stock
Inquiry
LM2673SDX-5.0/NOPB Texas Instruments
IC REG BUCK 5V 3A 1...
1,730
In-stock
Inquiry
LM2673SDX-ADJ/NOPB Texas Instruments
IC REG BUCK ADJUS...
4,180
In-stock
Inquiry
LM2673SDX-3.3/NOPB Texas Instruments
IC REG BUCK 3.3V 3A...
7,710
In-stock
Inquiry
TPS54JA20RWWR Texas Instruments
IC POWER
4,020
In-stock
Inquiry
TL2575HV-05IN Texas Instruments
IC REG BUCK 5V 1A 1...
2,960
In-stock
Inquiry
TL2575HV-12IN Texas Instruments
IC REG BUCK 12V 1A ...
1,750
In-stock
Inquiry
TL2575HV-15IN Texas Instruments
IC REG BUCK 15V 1A ...
5,890
In-stock
Inquiry
TL2575HV-33IN Texas Instruments
IC REG BUCK 3.3V 1A...
2,200
In-stock
Inquiry
TL2575HV-ADJIN Texas Instruments
IC REG BUCK ADJUS...
6,330
In-stock
Inquiry
LM2700QMTX-ADJ/NOPB Texas Instruments
IC REG BOOST ADJ ...
3,050
In-stock
Inquiry
LM76002QRNPRQ1 Texas Instruments
IC REG BUCK ADJ 2....
2,260
In-stock
Inquiry
LM62435BPPQRJRRQ1 Texas Instruments
AUTOMOTIVE 3-V TO...
1,150
In-stock
Inquiry
LM62435APPQRJRRQ1 Texas Instruments
AUTOMOTIVE 3-V TO...
4,990
In-stock
Inquiry
LM62435CPPQRJRRQ1 Texas Instruments
AUTOMOTIVE 3-V TO...
6,520
In-stock
Inquiry
TPS54495PWP Texas Instruments
IC REG BCK ADJ 4A/...
4,720
In-stock
Inquiry
LM20145QMHE/NOPB Texas Instruments
IC REG BUCK ADJ 5A...
7,680
In-stock
Inquiry
LM43603DSUR Texas Instruments
IC REG BUCK ADJUS...
7,930
In-stock
Inquiry