Power Management (PMIC)

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
LM5112MYX/NOPB National Semiconductor
LM5112 TINY 7A MOSF...
1,990
In-stock
Inquiry
FAN7392MX National Semiconductor
HALF BRIDGE BASE...
2,470
In-stock
Inquiry
LM5101ASDX/NOPB National Semiconductor
LM5101A 3A HIGH VOL...
4,430
In-stock
Inquiry
LM5101ASD/NOPB National Semiconductor
LM5101A 3A HIGH VOL...
1,090
In-stock
Inquiry
LM5109AMAX/NOPB National Semiconductor
LM5109A HIGH VOLTA...
7,940
In-stock
Inquiry
LM5107MAX/NOPB National Semiconductor
LM5107 100V / 1.4A PEAK...
4,470
In-stock
Inquiry
LM5101BMA National Semiconductor
HALF BRIDGE BASE...
3,260
In-stock
Inquiry
LM5106MMX/NOPB National Semiconductor
LM5106 100V HALF BRI...
7,410
In-stock
Inquiry
LM5101BMAX/NOPB National Semiconductor
LM5101B 2A HIGH VOL...
2,240
In-stock
Inquiry
LM5110-1SDX/NOPB National Semiconductor
LM5110 DUAL 5A COMP...
6,960
In-stock
Inquiry
LM25101AMRX/NOPB National Semiconductor
LM25101 3A, 2A AND 1A ...
1,670
In-stock
Inquiry
LM5111-2MX National Semiconductor
BUFFER/INVERTER ...
7,670
In-stock
Inquiry
LM5110-2M National Semiconductor
BUFFER/INVERTER ...
7,630
In-stock
Inquiry
LM5109MA/NOPB National Semiconductor
LM5109 100V / 1A PEAK ...
2,790
In-stock
Inquiry
LM5101AMR/NOPB National Semiconductor
LM5101A 3A HIGH VOL...
3,540
In-stock
Inquiry
LM5109AMA/NOPB National Semiconductor
LM5109A HIGH VOLTA...
3,520
In-stock
Inquiry
LM5109BMAX/NOPB National Semiconductor
LM5109B HIGH VOLTA...
5,960
In-stock
Inquiry
SM72482MAE-4 National Semiconductor
BUFFER/INVERTER ...
2,430
In-stock
Inquiry
LM5067MM-2 National Semiconductor
POWER SUPPLY SUP...
3,990
In-stock
Inquiry
LM5068MM-3/NOPB National Semiconductor
POWER SUPPLY SUP...
5,660
In-stock
Inquiry