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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
TPS62601YFFT Texas Instruments
IC REG BUCK 1.8V 500...
3,880
In-stock
Inquiry
LM2694MT/NOPB Texas Instruments
IC REG BUCK ADJ 60...
2,980
In-stock
Inquiry
TPS56C20PWPR Texas Instruments
IC REG BCK ADJ/PR...
5,670
In-stock
Inquiry
LM2598T-3.3/NOPB Texas Instruments
IC REG BUCK 3.3V 1A...
7,240
In-stock
Inquiry
LM2598T-5.0/NOPB Texas Instruments
IC REG BUCK 5V 1A T...
4,660
In-stock
Inquiry
LM2575T-15/LF03 Texas Instruments
IC REG BUCK 15V 1A ...
7,610
In-stock
Inquiry
LM2575T-3.3/LF03 Texas Instruments
IC REG BUCK 3.3V 1A...
2,050
In-stock
Inquiry
TPS56921PWP Texas Instruments
IC REG BUCK ADJ/P...
2,260
In-stock
Inquiry
TPS65257RHAT Texas Instruments
IC REG BCK ADJ 3A/...
2,250
In-stock
Inquiry
TPS55383PWP Texas Instruments
IC REG BUCK ADJ 3A...
1,830
In-stock
Inquiry
LM2852YMXA-1.5/NOPB Texas Instruments
IC REG BUCK 1.5V 2A...
7,180
In-stock
Inquiry
LM2679SD-3.3/NOPB Texas Instruments
IC REG BUCK 3.3V 5A...
5,690
In-stock
Inquiry
UCD74111RVFT Texas Instruments
IC REG BUCK 15A 40L...
3,870
In-stock
Inquiry
LM2853MH-1.5/NOPB Texas Instruments
IC REG BUCK 1.5V 3A...
3,640
In-stock
Inquiry
LM2853MH-1.8/NOPB Texas Instruments
IC REG BUCK 1.8V 3A...
6,080
In-stock
Inquiry
LM2665M6/NOPB Texas Instruments
IC REG CHARGE PUM...
6,860
In-stock
Inquiry
TPS562201DDCR Texas Instruments
IC REG BUCK ADJ 2A...
4,970
In-stock
Inquiry
TPS62A02DRLR Texas Instruments
2.5-V TO 5.5-V INPUT,...
6,450
In-stock
Inquiry
TPS62206DBVR Texas Instruments
STEP DOWN CONVER...
4,860
In-stock
Inquiry
TPS628601YCHR Texas Instruments
1.8-V TO 5.5-V INPUT,...
1,260
In-stock
Inquiry