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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
TPS3780DDBVT Texas Instruments
IC SUPERVISOR 2 C...
3,580
In-stock
Inquiry
TPS3702CX50QDDCRQ1 Texas Instruments
IC SUPERVISOR 1 C...
2,210
In-stock
Inquiry
TPS3702CX33QDDCRQ1 Texas Instruments
IC SUPERVISOR 1 C...
2,910
In-stock
Inquiry
TPS3110K33DBVR Texas Instruments
IC SUPERVISOR 1 C...
3,850
In-stock
Inquiry
TPS3813L30DBVT Texas Instruments
IC SUPERVISOR 1 C...
4,530
In-stock
Inquiry
TPS3813J25DBVT Texas Instruments
IC SUPERVISOR 1 C...
3,100
In-stock
Inquiry
TPS3110E15DBVR Texas Instruments
IC SUPERVISOR 1 C...
7,900
In-stock
Inquiry
TPS3851G18SDRBT Texas Instruments
IC SUPERVISOR 1 C...
6,900
In-stock
Inquiry
TPS3851H33EDRBT Texas Instruments
IC SUPERVISOR 1 C...
5,600
In-stock
Inquiry
TL7702ACDR Texas Instruments
IC SUPERVISOR 1 C...
6,330
In-stock
Inquiry
TL7702BCDR Texas Instruments
IC SUPERVISOR 1 C...
6,830
In-stock
Inquiry
TL7702AIDR Texas Instruments
IC SUPERVISOR 1 C...
7,170
In-stock
Inquiry
LM3710XQMM-308/NOPB Texas Instruments
IC SUPERVISOR 1 C...
7,380
In-stock
Inquiry
LM3710XKMM-463/NOPB Texas Instruments
IC SUPERVISOR 1 C...
7,380
In-stock
Inquiry
TPS3305-18DR Texas Instruments
IC SUPERVISOR 2 C...
6,770
In-stock
Inquiry
TPS3306-18DR Texas Instruments
IC SUPERVISOR 2 C...
3,720
In-stock
Inquiry
TPS3306-15DGKR Texas Instruments
IC SUPERVISOR 2 C...
4,300
In-stock
Inquiry
TPS3306-15DR Texas Instruments
IC SUPERVISOR 2 C...
2,340
In-stock
Inquiry
TL7705BCDR Texas Instruments
IC SUPERVISOR 1 C...
4,800
In-stock
Inquiry
TL7705BQDR Texas Instruments
IC SUPERVISOR 1 C...
1,540
In-stock
Inquiry