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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
LMR33620CQRNXTQ1 Texas Instruments
IC REG BUCK ADJUS...
7,590
In-stock
Inquiry
LM63610DQPWPRQ1 Texas Instruments
3.5-V TO 36-V, 1.0-A ST...
1,780
In-stock
Inquiry
LMR33630ARNXT Texas Instruments
IC REG BUCK ADJUS...
6,160
In-stock
Inquiry
LMR33630BRNXT Texas Instruments
IC REG BUCK ADJUS...
3,460
In-stock
Inquiry
LMR33630CRNXT Texas Instruments
IC REG BUCK ADJUS...
4,800
In-stock
Inquiry
TPS62133AQRGTTQ1 Texas Instruments
IC REG BUCK 5V 3A 1...
5,640
In-stock
Inquiry
TPS6213013AQRGTTQ1 Texas Instruments
IC REG BUCK 1.3V 3A...
5,820
In-stock
Inquiry
LM25011AMY Texas Instruments
IC REG BUCK ADJUS...
2,450
In-stock
Inquiry
LM2841XQMK/NOPB Texas Instruments
IC REG BUCK ADJ 30...
5,730
In-stock
Inquiry
LM22671MRX-5.0/NOPB Texas Instruments
IC REG BUCK 5V 500M...
6,280
In-stock
Inquiry
TPS54494PWPR Texas Instruments
IC REG BCK ADJ 4A/...
6,210
In-stock
Inquiry
TPS54495PWPR Texas Instruments
IC REG BCK ADJ 4A/...
4,240
In-stock
Inquiry
LM5007SDX/NOPB Texas Instruments
IC REG BUCK ADJ 50...
1,570
In-stock
Inquiry
LMR23610ADDAR Texas Instruments
IC REG BUCK ADJUS...
1,130
In-stock
Inquiry
TPS63000DRCT Texas Instruments
IC REG BCK BST AD...
6,950
In-stock
Inquiry
TPS63002DRCT Texas Instruments
IC REG BCK BST 5V ...
2,340
In-stock
Inquiry
TPS63001DRCT Texas Instruments
IC REG BCK BST 3.3V...
3,880
In-stock
Inquiry
TPS63802DLAT Texas Instruments
IC POWER MANAGEM...
4,370
In-stock
Inquiry
LM5009MM/NOPB Texas Instruments
IC REG BUCK ADJ 15...
2,230
In-stock
Inquiry
LM5009SDC/NOPB Texas Instruments
IC REG BUCK ADJ 15...
4,030
In-stock
Inquiry