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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
TPS3705-33DGNR Texas Instruments
IC SUPERVISOR 1 C...
7,780
In-stock
Inquiry
TPS3808G01DRVT Texas Instruments
IC SUPERVISOR 1 C...
3,550
In-stock
Inquiry
TPS3808G18DBVT Texas Instruments
IC SUPERVISOR 1 C...
3,750
In-stock
Inquiry
LM3724EM5-3.08/NOPB Texas Instruments
IC SUPERVISOR 1 C...
7,100
In-stock
Inquiry
LM3724EM5-4.63/NOPB Texas Instruments
IC SUPERVISOR 1 C...
2,240
In-stock
Inquiry
TPS3710DSET Texas Instruments
IC SUPERVISOR 1 C...
3,920
In-stock
Inquiry
TPS3780CDBVT Texas Instruments
IC SUPERVISOR 2 C...
4,790
In-stock
Inquiry
TPS3106E09DBVR Texas Instruments
IC SUPERVISOR 1 C...
4,170
In-stock
Inquiry
TPS3851G30EDRBT Texas Instruments
IC SUPERVISOR 1 C...
2,280
In-stock
Inquiry
TL7705BIDR Texas Instruments
IC SUPERVISOR 1 C...
6,440
In-stock
Inquiry
TPS3125L30DBVT Texas Instruments
IC SUPERVISOR 1 C...
7,670
In-stock
Inquiry
TPS3126E18DBVT Texas Instruments
IC SUPERVISOR 1 C...
1,190
In-stock
Inquiry
TPS3702CX10DDCT Texas Instruments
IC SUPERVISOR 1 C...
1,220
In-stock
Inquiry
TPS3836E18DBVT Texas Instruments
IC SUPERVISOR 1 C...
4,420
In-stock
Inquiry
TPS3837K33DBVT Texas Instruments
IC SUPERVISOR 1 C...
3,440
In-stock
Inquiry
TPS3836J25DBVT Texas Instruments
IC SUPERVISOR 1 C...
2,970
In-stock
Inquiry
TPS3106E16DBVT Texas Instruments
IC SUPERVISOR 1 C...
5,390
In-stock
Inquiry
TPS3613-01DGSR Texas Instruments
IC SUPERVISOR 1 C...
5,010
In-stock
Inquiry
TPS3110E15DBVT Texas Instruments
IC SUPERVISOR 1 C...
4,670
In-stock
Inquiry
UCC3946DTR Texas Instruments
IC SUPERVISOR 1 C...
4,430
In-stock
Inquiry