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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
MAX20057ATIB/VY+ Analog Devices, Inc.
36V SYNC BOOST CON...
1,040
In-stock
Inquiry
MAX20057ATIC/VY+ Analog Devices, Inc.
36V DUAL 3.5A & 1.5A S...
4,640
In-stock
Inquiry
MAX20057ATID/VY+ Analog Devices, Inc.
36V DUAL 3.5A & 1.5A S...
5,080
In-stock
Inquiry
LTC1502IS8-3.3#TRPBF Analog Devices, Inc.
IC REG CHARGE PUM...
1,830
In-stock
Inquiry
LTC1261IS8#TRPBF Analog Devices, Inc.
IC REG CHARG PUMP...
4,340
In-stock
Inquiry
MAX17244ETERA+T Analog Devices, Inc.
IC REG BUCK PROG/...
1,210
In-stock
Inquiry
MAX16939ATERA/V+ Analog Devices, Inc.
IC REG BUCK ADJ/5V...
4,590
In-stock
Inquiry
MAX16939ATESA/V+ Analog Devices, Inc.
IC REG BUCK ADJ/5V...
3,820
In-stock
Inquiry
MAX16939ATESB/V+ Analog Devices, Inc.
IC REG BUCK ADJ/3....
4,320
In-stock
Inquiry
MAX16935CAUERB/V+ Analog Devices, Inc.
IC REG STEPDOWN C...
2,160
In-stock
Inquiry
MAX16935CAUESB/V+ Analog Devices, Inc.
IC REG STEP DWN 36...
3,820
In-stock
Inquiry
MAX1760ETB+T Analog Devices, Inc.
IC REG BOOST ADJ/...
4,660
In-stock
Inquiry
MAX1760HETB+T Analog Devices, Inc.
IC REG BOOST ADJ/...
3,820
In-stock
Inquiry
MAX1687ESA+T Analog Devices, Inc.
IC REG BOOST ADJ ...
6,510
In-stock
Inquiry
LT1934EDCB#TRPBF Analog Devices, Inc.
IC REG BUCK ADJ 30...
3,120
In-stock
Inquiry
LT8364IMSE#TRPBF Analog Devices, Inc.
IC REG BST SEPIC ...
6,280
In-stock
Inquiry
LT1931AIS5#TRPBF Analog Devices, Inc.
IC REG CUK ADJ 1A ...
7,020
In-stock
Inquiry
LTC3307AHV#TRPBF Analog Devices, Inc.
3A, 5VIN SILENT SW...
1,290
In-stock
Inquiry
LT1933IDCB#TRPBF Analog Devices, Inc.
IC REG BUCK ADJ 60...
7,180
In-stock
Inquiry
LTC3564IDCB#TRPBF Analog Devices, Inc.
IC REG BUCK ADJ 1....
6,370
In-stock
Inquiry