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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
MAX5090AATE+T Analog Devices, Inc.
IC REG BUCK 3.3V 2A...
4,190
In-stock
Inquiry
MAX5090BATE+T Analog Devices, Inc.
IC REG BUCK 5V 2A 1...
3,600
In-stock
Inquiry
LT1176CSW#TRPBF Analog Devices, Inc.
IC REG BCK FLYBCK...
4,420
In-stock
Inquiry
LT1176CSW-5#TRPBF Analog Devices, Inc.
IC REG BCK FLYBCK...
3,290
In-stock
Inquiry
LTC3114IDHC-1#WTRPBF Analog Devices, Inc.
40V, 1A SYNC BUCK-B...
2,200
In-stock
Inquiry
LTC3412IFE#TRPBF Analog Devices, Inc.
IC REG BUCK ADJ 2....
7,150
In-stock
Inquiry
MAX665CWE+ Analog Devices, Inc.
IC REG CHARG PUMP...
7,130
In-stock
Inquiry
LT1375IS8-5#TRPBF Analog Devices, Inc.
IC REG BUCK SEPIC...
1,760
In-stock
Inquiry
LT1507IS8#TRPBF Analog Devices, Inc.
IC REG BUCK ADJ 1....
3,110
In-stock
Inquiry
LT1507IS8-3.3#TRPBF Analog Devices, Inc.
IC REG BUCK 3.3V 1.5...
2,280
In-stock
Inquiry
LT1372IS8#TRPBF Analog Devices, Inc.
IC REG MULT CONFG...
1,080
In-stock
Inquiry
LT1376IS8-5#TRPBF Analog Devices, Inc.
IC REG BUCK SEPIC...
4,570
In-stock
Inquiry
LT1534IS#TRPBF Analog Devices, Inc.
IC REG MULTI CONF...
4,630
In-stock
Inquiry
LTC3370HUH#TRPBF Analog Devices, Inc.
IC REG BUCK ADJ 2A...
1,420
In-stock
Inquiry
LTC1174CN8-5#PBF Analog Devices, Inc.
IC REG BUCK BST 5V...
6,240
In-stock
Inquiry
LT1376CN8#PBF Analog Devices, Inc.
IC REG BUCK SEPIC...
4,950
In-stock
Inquiry
LT1375CN8-5#PBF Analog Devices, Inc.
IC REG BUCK SEPIC...
5,000
In-stock
Inquiry
LT1507CN8#PBF Analog Devices, Inc.
IC REG BUCK ADJUS...
2,190
In-stock
Inquiry
LT1375CN8#PBF Analog Devices, Inc.
IC REG BUCK SEPIC...
1,930
In-stock
Inquiry
LTC1174CN8-3.3#PBF Analog Devices, Inc.
IC REG BUCK BST 3....
2,090
In-stock
Inquiry