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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
LM3495MTC National Semiconductor
1500KHZ MOS, PDSO16
7,220
In-stock
Inquiry
LM3489MMX National Semiconductor
0.44A, 1000KHZ PDSO8
3,530
In-stock
Inquiry
LM2744MTC/NOPB National Semiconductor
IC REG CTRLR BUCK...
4,300
In-stock
Inquiry
LM3485MMX National Semiconductor
0.1A, 1000KHZ PDSO8
5,070
In-stock
Inquiry
LM1770SMF National Semiconductor
SWITCHING CONTRO...
1,530
In-stock
Inquiry
LM5035AMH/NOPB National Semiconductor
SWITCHING CONTRO...
4,900
In-stock
Inquiry
LM5025SDX/NOPB National Semiconductor
SWITCHING CONTRO...
1,660
In-stock
Inquiry
LM5116MHX National Semiconductor
SWITCHING CONTRO...
4,600
In-stock
Inquiry
LM1771TSD/NOPB-NS National Semiconductor
SWITCHING CONTRO...
3,490
In-stock
Inquiry
LM5037MTX/NOPB-NS National Semiconductor
DUAL SWITCHING C...
6,260
In-stock
Inquiry
LM3488MMX-NS National Semiconductor
1A, 1000KHZ PDSO8
5,850
In-stock
Inquiry
LM2594HVN-ADJ/NOPB National Semiconductor
LM2594HV SIMPLE SW...
2,410
In-stock
Inquiry
LM25037MT National Semiconductor
SWITCHING CONTRO...
7,230
In-stock
Inquiry
LM2727MTC/NOPB National Semiconductor
LM2727 2.2 - 16V INPUT...
4,810
In-stock
Inquiry
LM2576SX-ADJ National Semiconductor
SWITCHING REGULA...
5,620
In-stock
Inquiry
LM2674MX-5.0 National Semiconductor
SWITCHING REGULA...
7,260
In-stock
Inquiry
LM22671MR-ADJ National Semiconductor
SWITCHING REGULA...
4,330
In-stock
Inquiry
LM5088MH-2 National Semiconductor
SWITCHING REGULA...
3,550
In-stock
Inquiry
LM2674MX-5.0/NOPB National Semiconductor
LM2674 SIMPLE SWIT...
7,220
In-stock
Inquiry
LM5033SD/NOPB National Semiconductor
LM5033 100V PUSH-PUL...
6,080
In-stock
Inquiry