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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
REG1117FA-2.5 Texas Instruments
IC REG LDO 2.5V 1A D...
4,410
In-stock
Inquiry
REG1117FA-5.0 Texas Instruments
IC REG LDO 5V 1A DD...
2,820
In-stock
Inquiry
78SR112TC Texas Instruments
REGULATOR 12.0V TO...
6,900
In-stock
Inquiry
PT7701A Texas Instruments
REGU 15A 2.0-3.5V 4BIT...
4,040
In-stock
Inquiry
PT7707C Texas Instruments
REGU 15A 1.3V-3.5V 5BI...
5,520
In-stock
Inquiry
REG103GA-3/2K5 Texas Instruments
IC REG LINEAR 3V 5...
7,470
In-stock
Inquiry
REG103UA-3/2K5 Texas Instruments
IC REG LINEAR 3V 5...
5,780
In-stock
Inquiry
REG103GA-3 Texas Instruments
IC REG LINEAR 3V 5...
5,510
In-stock
Inquiry
REG103UA-3 Texas Instruments
IC REG LINEAR 3V 5...
2,220
In-stock
Inquiry
REG101UA-2.5/2K5 Texas Instruments
IC REG LINEAR 2.5V...
3,700
In-stock
Inquiry
REG101UA-2.8 Texas Instruments
IC REG LINEAR 2.8V...
6,540
In-stock
Inquiry
REG101UA-2.85 Texas Instruments
IC REG LINEAR 2.85V...
6,640
In-stock
Inquiry
REG101UA-2.8/2K5 Texas Instruments
IC REG LINEAR 2.8V...
5,560
In-stock
Inquiry
REG101UA-3/2K5 Texas Instruments
IC REG LINEAR 3V 1...
6,870
In-stock
Inquiry
REG103GA-2.7 Texas Instruments
IC REG LDO 2.7V 0.5A...
2,700
In-stock
Inquiry
REG103UA-2.7 Texas Instruments
IC REG LINEAR 2.7V...
5,890
In-stock
Inquiry
REG104FA-2.5 Texas Instruments
IC REG LDO 2.5V 1A D...
6,360
In-stock
Inquiry
REG104FA-2.5/500 Texas Instruments
IC REG LIN 2.5V 1A D...
6,120
In-stock
Inquiry
REG104FA-3 Texas Instruments
IC REG LDO 3V 1A DD...
3,550
In-stock
Inquiry
REG104FA-3/500 Texas Instruments
IC REG LIN 3V 1A DD...
5,400
In-stock
Inquiry