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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
MAX20028ATJA/VY+T Analog Devices, Inc.
IC REG
4,660
In-stock
Inquiry
LTC3890EGN-3#TRPBF Analog Devices, Inc.
IC REG CTRLR BUCK...
4,320
In-stock
Inquiry
LTC3891HFE#TRPBF Analog Devices, Inc.
IC REG CTRLR BUCK...
6,630
In-stock
Inquiry
LTC3711EGN#PBF Analog Devices, Inc.
IC REG CTRLR BUCK...
5,170
In-stock
Inquiry
LTC3709EUH#TRPBF Analog Devices, Inc.
IC REG CTRLR BUCK...
4,960
In-stock
Inquiry
LTC3709EG#TRPBF Analog Devices, Inc.
IC REG CTRLR BUCK...
1,290
In-stock
Inquiry
LTC3728LIUH-1#TRPBF Analog Devices, Inc.
IC REG CTRLR BUCK...
4,600
In-stock
Inquiry
MAX16930BAGLS/VY+ Analog Devices, Inc.
2MHZ, 36V, DUAL BUC...
5,840
In-stock
Inquiry
LTC7818JUJ#TRPBF Analog Devices, Inc.
BUCK/BUCK/BOOST S...
1,820
In-stock
Inquiry
LT3782AEFE#TRPBF Analog Devices, Inc.
IC REG CTRLR BOOS...
4,600
In-stock
Inquiry
LTC3859EFE#TRPBF Analog Devices, Inc.
IC REG CTRLR MULT...
2,550
In-stock
Inquiry
LTC3859AEFE#TRPBF Analog Devices, Inc.
IC REG CTRLR MULT...
4,940
In-stock
Inquiry
LTC3859ALEFE#TRPBF Analog Devices, Inc.
IC REG CTRLR MULT...
2,050
In-stock
Inquiry
LTC3784HGN#TRPBF Analog Devices, Inc.
IC REG CTRLR BOOS...
1,440
In-stock
Inquiry
LTC3784HUFD#TRPBF Analog Devices, Inc.
IC REG CTRLR BOOS...
7,040
In-stock
Inquiry
LTC3838IUHF-2#PBF Analog Devices, Inc.
IC REG CTRLR BUCK...
1,900
In-stock
Inquiry
LTC3838IUHF-1#PBF Analog Devices, Inc.
IC REG CTRLR BUCK...
1,390
In-stock
Inquiry
LTC3736EUF-1#TRPBF Analog Devices, Inc.
IC REG CTRLR BUCK...
7,260
In-stock
Inquiry
LTC1929CG#TRPBF Analog Devices, Inc.
IC REG CTRLR BUCK...
3,140
In-stock
Inquiry
LTC3723EGN-2#TRPBF Analog Devices, Inc.
IC REG CTRLR PUSH...
6,940
In-stock
Inquiry