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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.

888 Records
Image Part Manufacturer Description Stock Action
SC189HULTRT Semtech
IC REG BUCK 1.5V 1.5...
3,920
In-stock
Inquiry
SC189HSKTRT Semtech
IC REG BUCK 1.5V 1.5...
4,100
In-stock
Inquiry
SC189YSKTRT Semtech
IC REG BUCK 2.5V 1.5...
6,580
In-stock
Inquiry
SC189AULTRT Semtech
IC REG BUCK 1V 1.5A...
6,550
In-stock
Inquiry
SC189NULTRT Semtech
IC REG BUCK 2V 1.5A...
6,220
In-stock
Inquiry
SC21152AULTRC Semtech
IC REG BUCK ADJ 1....
5,050
In-stock
Inquiry
SC21154AULTRC Semtech
IC REG BUCK ADJ 1....
1,110
In-stock
Inquiry
SC632ULTRT Semtech
IC REG CHARG PUMP...
4,760
In-stock
Inquiry
SC189TULTRT Semtech
IC REG BUCK 2.5V 1.5...
1,650
In-stock
Inquiry
SC630ULTRT Semtech
IC REG CHARG PUMP...
3,310
In-stock
Inquiry
SC121ULTRT Semtech
IC REG BST ADJ/3.3V...
3,780
In-stock
Inquiry
SC4525FSETRT Semtech
IC REG BUCK ADJUS...
7,120
In-stock
Inquiry
SC221ULTRT Semtech
IC REG BUCK ADJ 65...
6,950
In-stock
Inquiry
SC4524ESETRT Semtech
IC REG BUCK ADJUS...
1,220
In-stock
Inquiry
SC284PULTRC Semtech
IC REG BUCK PROG ...
3,120
In-stock
Inquiry
TS33010-M000QFNR Semtech
IC REG BUCK ADJ 50...
4,550
In-stock
Inquiry
TS30111-M000QFNR Semtech
IC REG BUCK ADJ 70...
4,320
In-stock
Inquiry
TS30111-M033QFNR Semtech
IC REG BUCK 3.3V 700...
3,260
In-stock
Inquiry
TS30111-M050QFNR Semtech
IC REG BUCK 5V 700M...
2,360
In-stock
Inquiry
TS30011-M018QFNR Semtech
IC REG BUCK 1.8V 1A...
4,330
In-stock
Inquiry