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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
TPS54319RTER Texas Instruments
IC REG BUCK ADJUS...
7,480
In-stock
Inquiry
TPS54228DRCT Texas Instruments
IC REG BUCK ADJUS...
2,210
In-stock
Inquiry
LMR33610ADDAR Texas Instruments
36V 1A 400KHZ REGULA...
1,650
In-stock
Inquiry
TPS62590TDRVRQ1 Texas Instruments
IC REG BUCK ADJUS...
7,590
In-stock
Inquiry
TPS62122DRVT Texas Instruments
IC REG BUCK ADJUS...
4,010
In-stock
Inquiry
TPS61046YFFT Texas Instruments
IC REG LED DRIVER...
3,300
In-stock
Inquiry
TPS54225PWPR Texas Instruments
IC REG BUCK ADJ 2A...
6,530
In-stock
Inquiry
TPS62130RGTRF0 Texas Instruments
IC REG BUCK ADJUS...
7,190
In-stock
Inquiry
TPS54239DDAR Texas Instruments
IC REG BUCK ADJUS...
1,380
In-stock
Inquiry
LMR10515XSDE/NOPB Texas Instruments
IC REG BUCK ADJ 1....
1,980
In-stock
Inquiry
TPS560430YFDBVT Texas Instruments
IC REG BUCK PWM 60...
3,430
In-stock
Inquiry
TPS560430XFDBVT Texas Instruments
IC REG BUCK PWM 60...
3,220
In-stock
Inquiry
TPS560430XDBVT Texas Instruments
IC REG BUCK PFM 60...
4,790
In-stock
Inquiry
TPS62827DMQR Texas Instruments
POWER MANAGEMENT
6,330
In-stock
Inquiry
TPS62849DLCR Texas Instruments
ULTRA LOW IQ BUCK...
5,350
In-stock
Inquiry
TPS62840DLCR Texas Instruments
ULTRA LOW IQ BUCK...
4,940
In-stock
Inquiry
TPS54226PWPR Texas Instruments
IC REG BUCK ADJ 2A...
7,670
In-stock
Inquiry
TPS54239EDDAR Texas Instruments
IC REG BUCK ADJUS...
4,730
In-stock
Inquiry
TPS61240YFFT Texas Instruments
IC REG BOOST 5V 500...
4,010
In-stock
Inquiry
TPS61240DRVT Texas Instruments
IC REG BOOST 5V 500...
4,880
In-stock
Inquiry