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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
LM22677QTJE-ADJ/NOPB Texas Instruments
LM22677-Q1 5A SIMPLE...
3,420
In-stock
Inquiry
LM2586S-3.3/NOPB Texas Instruments
LM2586 4V TO 40V, 3A S...
5,280
In-stock
Inquiry
LM2586T-3.3/NOPB Texas Instruments
LM2586 4V TO 40V, 3A S...
7,510
In-stock
Inquiry
LM26001QMXA/NOPB Texas Instruments
LM26001-Q1 1.5A SWITC...
1,920
In-stock
Inquiry
LM3676SD-ADJ/NOPB Texas Instruments
LM3676 2MHZ, 600MA ST...
3,980
In-stock
Inquiry
LM3677TL-ADJ/NOPB Texas Instruments
LM3677 3MHZ, 600MA MI...
2,260
In-stock
Inquiry
LM2671N-3.3/NOPB Texas Instruments
LM2671 8V TO 40V, 500MA...
1,350
In-stock
Inquiry
LM3679URX-1.2/NOPB Texas Instruments
LM3679 3MHZ, 350MA MI...
2,230
In-stock
Inquiry
LM2673S-5.0 Texas Instruments
LM2673 8V TO 40V, 3A S...
1,550
In-stock
Inquiry
LM2832ZMY/NOPB Texas Instruments
LM2832 HIGH FREQUE...
5,320
In-stock
Inquiry
LM2678SD-12/NOPB Texas Instruments
LM2678 8V TO 40V, 5A S...
5,020
In-stock
Inquiry
SM72485SDE/NOPB Texas Instruments
SM72485 100V, 150 MA CO...
2,160
In-stock
Inquiry
LM25575QMH/NOPB Texas Instruments
LM25575-Q1 42V, 1.5A ST...
3,840
In-stock
Inquiry
LM2586S-5.0/NOPB Texas Instruments
LM2586 4V TO 40V, 3A S...
2,940
In-stock
Inquiry
LM2593HVS-3.3/NOPB Texas Instruments
LM2593HV SIMPLE SW...
7,570
In-stock
Inquiry
LM2590HVSX-3.3/NOPB Texas Instruments
LM2590HV SIMPLE SW...
5,130
In-stock
Inquiry
LM22676QTJE-ADJ/NOPB Texas Instruments
LM22676-Q1 3A SIMPLE...
3,000
In-stock
Inquiry
LM2738XSD/NOPB Texas Instruments
LM2738 550KHZ/1.6MHZ 1...
5,020
In-stock
Inquiry
LM34926MR/NOPB Texas Instruments
LM34926 7.5-100V WIDE V...
7,240
In-stock
Inquiry
LM2598SX-5.0/NOPB Texas Instruments
LM2598 4.5V TO 40V, 1A ...
7,390
In-stock
Inquiry