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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
TPS2000CDGK Texas Instruments
IC PWR SWITCH N-C...
5,390
In-stock
Inquiry
TPS2557QDRBTQ1 Texas Instruments
IC PWR SWITCH N-C...
1,540
In-stock
Inquiry
TPS2556QDRBTQ1 Texas Instruments
IC PWR SWITCH N-C...
1,080
In-stock
Inquiry
TPS2001CDGN Texas Instruments
IC PWR SWITCH N-C...
6,800
In-stock
Inquiry
TPS2065CDGN-2 Texas Instruments
IC PWR SWITCH N-C...
1,750
In-stock
Inquiry
TPS2069DGNR Texas Instruments
IC PWR SWITCH N-C...
4,690
In-stock
Inquiry
TPS22966TDPUTQ1 Texas Instruments
IC PWR SWITCH N-C...
4,990
In-stock
Inquiry
TPS2020DR Texas Instruments
IC PWR SWITCH N-C...
3,500
In-stock
Inquiry
TPS2033DR Texas Instruments
IC PWR SWITCH N-C...
1,540
In-stock
Inquiry
ULQ2003AD Texas Instruments
IC PWR DRIVER NPN...
3,200
In-stock
Inquiry
ULQ2003ATDQ1 Texas Instruments
IC PWR DRIVER NPN...
6,450
In-stock
Inquiry
TPS2064DGNR Texas Instruments
IC PWR SWITCH N-C...
2,900
In-stock
Inquiry
ULN2003APW Texas Instruments
TRAN 7NPN DARL 50V...
4,090
In-stock
Inquiry
TPS2066CD Texas Instruments
IC PWR SWITCH N-C...
6,020
In-stock
Inquiry
TPS2062ADRBT Texas Instruments
IC PWR SWITCH N-C...
2,080
In-stock
Inquiry
TPS2066ADRBT Texas Instruments
IC PWR SWITCH N-C...
5,350
In-stock
Inquiry
ULN2003AIPW Texas Instruments
IC PWR RELAY 7NPN...
5,520
In-stock
Inquiry
TPS2003CDRCT Texas Instruments
IC PWR SWITCH N-C...
3,570
In-stock
Inquiry
ULN2003ANS Texas Instruments
PWR MGMT LED DRIV...
7,270
In-stock
Inquiry
TPS27S100BPWPR Texas Instruments
IC PWR DRVR N-CHA...
7,290
In-stock
Inquiry