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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
LM2575M-5.0 Texas Instruments
IC REG BUCK 5V 1A 2...
2,510
In-stock
Inquiry
LM2576S-12 Texas Instruments
IC REG BUCK 12V 3A ...
6,450
In-stock
Inquiry
LM2595T-5.0 Texas Instruments
IC REG BUCK 5V 1A T...
7,280
In-stock
Inquiry
TPS563900DAP Texas Instruments
IC REG BUCK ADJ/P...
6,660
In-stock
Inquiry
LM5010AQ1MH/NOPB Texas Instruments
IC REG BUCK ADJ 1A...
4,930
In-stock
Inquiry
LM2717MTX/NOPB Texas Instruments
IC REG BUCK 3.3V DL...
2,250
In-stock
Inquiry
LM2717MTX-ADJ/NOPB Texas Instruments
IC REG BCK ADJ 2.2A...
7,980
In-stock
Inquiry
TPS51462RGER Texas Instruments
IC REG BUCK PROG ...
4,150
In-stock
Inquiry
FX006 Texas Instruments
IC REG
2,800
In-stock
Inquiry
LM2672N-12/NOPB Texas Instruments
IC REG BUCK 12V 1A ...
2,000
In-stock
Inquiry
LM21212MHX-1/NOPB Texas Instruments
IC REG BUCK ADJ 12...
2,600
In-stock
Inquiry
LM5000-3MTCX Texas Instruments
IC REG MULT CONFG...
6,530
In-stock
Inquiry
LM2575T-15 Texas Instruments
IC REG BUCK 15V 1A ...
7,970
In-stock
Inquiry
LM2575T-12 Texas Instruments
IC REG BUCK 12V 1A ...
1,720
In-stock
Inquiry
UCD74111RVFR Texas Instruments
IC REG BUCK 15A 40L...
4,710
In-stock
Inquiry
LM2675N-3.3/NOPB Texas Instruments
IC REG BUCK 3.3V 1A...
3,030
In-stock
Inquiry
LM2670T-3.3/NOPB Texas Instruments
IC REG BUCK 3.3V 3A...
7,470
In-stock
Inquiry
LP875630RNFRQ1 Texas Instruments
IC REG BUCK/LNR
3,750
In-stock
Inquiry
LP87561IRNFRQ1 Texas Instruments
IC REG BUCK/LNR
2,970
In-stock
Inquiry
LP875610RNFRQ1 Texas Instruments
IC REG BUCK/LNR
2,580
In-stock
Inquiry