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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
TS51221-M050QFNR Semtech
IC REG WIRELESS P...
6,250
In-stock
Inquiry
TS51111-M22QFNR Semtech
IC REG WIRELESS C...
5,400
In-stock
Inquiry
TS81000-QFNR Semtech
IC TRANSMITTER D...
4,060
In-stock
Inquiry
TS80002-QFNR Semtech
HIGH EFFICIENCY ...
7,690
In-stock
Inquiry
TS51223-M000WCSR Semtech
IC RCVR CTLR WIRE...
7,500
In-stock
Inquiry
TS61005-QFNR Semtech
IC WIRELESS CHAR...
2,580
In-stock
Inquiry
TS51224-M000WCSR Semtech
IC WIRELESS TXRX...
6,030
In-stock
Inquiry
TS61002Q-QFNR Semtech
IC FET DRIVER HIG...
5,710
In-stock
Inquiry
TS80000-916203QFNR Semtech
IC POWER TRANSMI...
6,120
In-stock
Inquiry
TS80006-QFNR Semtech
IC POWER TRANSMI...
2,710
In-stock
Inquiry
TS51111A-M22MLTRC Semtech
IC REG WIRELESS C...
1,210
In-stock
Inquiry
TS81000-AAQFNR Semtech
IC POWER TRANSMI...
3,910
In-stock
Inquiry
TS81001-BDC112QFNR Semtech
IC POWER TRANSMI...
7,930
In-stock
Inquiry
TS80002-AAQFNR Semtech
IC POWER TRANSMI...
5,940
In-stock
Inquiry
TS4305BMSTRT Semtech
IC SYNC FET CONTR...
3,580
In-stock
Inquiry
TS4305BSTRT Semtech
SECONDARY-SIDE C...
1,580
In-stock
Inquiry
TS4305AMLTRT Semtech
SECONDARY-SIDE C...
5,090
In-stock
Inquiry
TS4305ASTRT Semtech
SECONDARY-SIDE C...
3,530
In-stock
Inquiry
SC4910AITSTRT Semtech
IC CTRLR BUCK PWM...
1,540
In-stock
Inquiry
SC4910BITSTRT Semtech
IC CTRLR BUCK PWM...
3,510
In-stock
Inquiry