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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
LT3507AHFE#PBF Analog Devices, Inc.
IC REG QUAD BUCK/...
6,850
In-stock
Inquiry
ADP5032ACBZ-1-R7 Analog Devices, Inc.
IC REG QUAD BUCK/...
3,080
In-stock
Inquiry
MAX20049ATEE/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
6,290
In-stock
Inquiry
MAX20049DATEF/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
5,220
In-stock
Inquiry
MAX20049DATEE/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
6,220
In-stock
Inquiry
MAX20049ATEB/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
7,440
In-stock
Inquiry
MAX20049ATEF/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
3,560
In-stock
Inquiry
MAX20049ATEA/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
1,480
In-stock
Inquiry
MAX20049ATED/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
2,720
In-stock
Inquiry
MAX20049CATEA/VY+T Analog Devices, Inc.
MINI PMIC FOR REM...
1,150
In-stock
Inquiry
MAX17670EATB+T Analog Devices, Inc.
4.5V - 60V 150MA SYNCH...
6,500
In-stock
Inquiry
MAX17672CATB+T Analog Devices, Inc.
4.5V - 60V 150MA SYNCH...
7,300
In-stock
Inquiry
MAX17672FATB+T Analog Devices, Inc.
4.5V - 60V 150MA SYNCH...
2,000
In-stock
Inquiry
ADP2140ACPZ1815R7 Analog Devices, Inc.
IC REG DL BUCK/LN...
5,550
In-stock
Inquiry
ADP2140ACPZ18812R7 Analog Devices, Inc.
IC REG DL BUCK/LN...
2,440
In-stock
Inquiry
ADP2140ACPZ1833R7 Analog Devices, Inc.
IC REG DL BUCK/LN...
1,520
In-stock
Inquiry
ADP2140ACPZ1812R7 Analog Devices, Inc.
IC REG DL BUCK/LN...
6,310
In-stock
Inquiry
ADP2140ACPZ1533R7 Analog Devices, Inc.
IC REG DL BUCK/LN...
5,000
In-stock
Inquiry
ADP2140ACPZ1528R7 Analog Devices, Inc.
IC REG DL BUCK/LN...
5,080
In-stock
Inquiry
ADP2140ACPZ1228R7 Analog Devices, Inc.
IC REG DL BUCK/LN...
2,380
In-stock
Inquiry