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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
TPS659110A2NMAR Texas Instruments
INTEGRATED POWER...
4,920
In-stock
Inquiry
TPS659118A2ZRCT Texas Instruments
IC PMIC DC/DC LDO...
7,960
In-stock
Inquiry
TPS65911AA2NMAT Texas Instruments
INTEGRATED POWER...
5,530
In-stock
Inquiry
O917A132TRGZTQ1 Texas Instruments
PMU FOR PROCESSO...
3,210
In-stock
Inquiry
O9039A385IZWSRQ1 Texas Instruments
PMU FOR PROCESSO...
4,000
In-stock
Inquiry
TPS658643ZWSR Texas Instruments
ADVANCED POWER M...
7,310
In-stock
Inquiry
BQ501210RGCT Texas Instruments
WIRELESS POWER M...
3,520
In-stock
Inquiry
UCD9244ARGCT Texas Instruments
IC DGTL PWM SYSTE...
4,940
In-stock
Inquiry
DRV593VFPR Texas Instruments
IC PWM PWR DRVR H...
7,050
In-stock
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LM96551SQE/NOPB Texas Instruments
IC AFE ULTRA SND ...
1,430
In-stock
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DRV595DAPR Texas Instruments
IC PWM PWR DRVR H...
6,030
In-stock
Inquiry
TPD1S514-2YZR Texas Instruments
TPD1S514 - USB CHAR...
5,930
In-stock
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TPS657201YFFR Texas Instruments
TPS65720 2-CHANNEL P...
1,870
In-stock
Inquiry
UCC29002D/1 Texas Instruments
UCC29002 ADVANCED 8...
3,470
In-stock
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TPS65167ARHAR Texas Instruments
TPS65167A 4-CH LCD B...
4,890
In-stock
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TPS65053IRGERQ1 Texas Instruments
TPS65053-Q1 AUTOMOT...
4,410
In-stock
Inquiry
BQ51025YFPR Texas Instruments
BQ51025 - 10W WPC COM...
7,840
In-stock
Inquiry
LP3971SQX-7848/NOPB Texas Instruments
LP3971 POWER MANAG...
4,360
In-stock
Inquiry
LP3972SQ-I414/NOPB Texas Instruments
LP3972 POWER MANAG...
1,590
In-stock
Inquiry
LP3972SQ-0514/NOPB Texas Instruments
LP3972 POWER MANAG...
3,990
In-stock
Inquiry