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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
LMR10520YSDE/NOPB Texas Instruments
IC REG BUCK ADJUS...
4,360
In-stock
Inquiry
TPS61253YFFT Texas Instruments
IC REG BOOST 5V 3.9...
6,150
In-stock
Inquiry
TPS61253AYFFT Texas Instruments
IC REG BOOST 5V 4.6...
2,700
In-stock
Inquiry
TPS62240DDCT Texas Instruments
IC REG BUCK ADJ 30...
1,040
In-stock
Inquiry
TPS62240DRVT Texas Instruments
IC REG BUCK ADJ 30...
3,090
In-stock
Inquiry
TPS62242DRVT Texas Instruments
IC REG BUCK 1.2V 300...
4,360
In-stock
Inquiry
TPS54339DDAR Texas Instruments
IC REG BUCK ADJUS...
4,530
In-stock
Inquiry
LM2736YMKX/NOPB Texas Instruments
IC REG BUCK ADJ 75...
1,550
In-stock
Inquiry
TPS5401DGQR Texas Instruments
IC REG BUCK ADJ 50...
7,190
In-stock
Inquiry
TPS63051RMWR Texas Instruments
IC REG BCK BST 3.3V...
2,290
In-stock
Inquiry
TPS61097A-33DBVR Texas Instruments
IC REG BOOST 3.3V 2...
2,890
In-stock
Inquiry
TPS56339DDCT Texas Instruments
PWR MGMT SPECIAL...
6,590
In-stock
Inquiry
TPS62231DRYT Texas Instruments
IC REG BUCK 1.8V 500...
2,260
In-stock
Inquiry
TPS62232DRYT Texas Instruments
IC REG BUCK 1.2V 500...
4,570
In-stock
Inquiry
TPS62239DRYT Texas Instruments
IC REG BUCK 1V 500M...
1,050
In-stock
Inquiry
TPS62235DRYT Texas Instruments
IC REG BUCK 1.2V 500...
4,570
In-stock
Inquiry
TPS62236DRYT Texas Instruments
IC REG BUCK 1.85V 50...
4,710
In-stock
Inquiry
TPS62237DRYT Texas Instruments
IC REG BUCK 3.3V 500...
1,840
In-stock
Inquiry
TPS62063DSGR Texas Instruments
IC REG BUCK 3.3V 1.6...
1,070
In-stock
Inquiry
TPS62171DSGT Texas Instruments
IC REG BUCK 1.8V 500...
5,830
In-stock
Inquiry