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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
UA78L05CPKG3 Texas Instruments
IC REG LINEAR 5V 1...
6,630
In-stock
Inquiry
TPS7A20285PDQNR Texas Instruments
300-MA, ULTRA-LOW-N...
7,700
In-stock
Inquiry
TLV70028DDCR Texas Instruments
IC REG LINEAR 2.8V...
6,400
In-stock
Inquiry
TLV1117LV25DCYR Texas Instruments
IC REG LINEAR 2.5V...
1,360
In-stock
Inquiry
UA78M08CKTPR Texas Instruments
IC REG LIN 8V 500MA...
1,150
In-stock
Inquiry
TLV70229DSER Texas Instruments
IC REG LINEAR 2.9V...
7,010
In-stock
Inquiry
LP5907A33YKMR Texas Instruments
IC REG LINEAR 3.3V...
4,550
In-stock
Inquiry
LP590722QDQNRQ1 Texas Instruments
IC REG LINEAR 2.2V...
6,340
In-stock
Inquiry
LP5907UVX37/NOPB Texas Instruments
IC REG LINEAR 3.7V...
4,400
In-stock
Inquiry
TPS76333DBVRG4 Texas Instruments
IC REG LINEAR 3.3V...
1,370
In-stock
Inquiry
LM317LCPKG3 Texas Instruments
IC REG LIN POS AD...
4,960
In-stock
Inquiry
LP5907MFX-1.2/NOPB Texas Instruments
IC REG LINEAR 1.2V...
6,490
In-stock
Inquiry
LP5907UVX19/NOPB Texas Instruments
IC REG LINEAR 1.9V...
5,130
In-stock
Inquiry
TLV7103318DSER Texas Instruments
IC REG LIN 3.3V/1.8V...
1,340
In-stock
Inquiry
TLV70015DSET Texas Instruments
IC REG LINEAR 1.5V...
6,310
In-stock
Inquiry
TPS7A0528PDBZR Texas Instruments
IC REG LINEAR 2.8V...
3,660
In-stock
Inquiry
TPS7A0533PYKAR Texas Instruments
IC REG LINEAR 3.3V...
5,470
In-stock
Inquiry
TPS7A0515PDBVR Texas Instruments
IC REG LINEAR 1.5V...
1,380
In-stock
Inquiry
UA78M06CKVURG3 Texas Instruments
IC REG LINEAR 6V 5...
7,030
In-stock
Inquiry
UA79M08CKVURG3 Texas Instruments
IC REG LINEAR -8V ...
3,380
In-stock
Inquiry