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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.

14,872 Records
Image Part Manufacturer Description Stock Action
FAN48630UC50X onsemi
IC REG BOOST PROG...
7,600
In-stock
Inquiry
FAN53541UCX onsemi
IC REG BUCK ADJ 5A...
3,600
In-stock
Inquiry
LM2576D2TR4-3.3G onsemi
IC REG MULTI CONF...
6,610
In-stock
Inquiry
LM2575D2T-12R4G onsemi
IC REG BUCK 12V 1A ...
1,240
In-stock
Inquiry
LM2576D2TR4-5G onsemi
IC REG MULTI CONF...
2,530
In-stock
Inquiry
LM2575TV-012G onsemi
IC REG BUCK 12V 1A ...
1,280
In-stock
Inquiry
NCP3163BPWR2G onsemi
IC REG BUCK BST A...
5,370
In-stock
Inquiry
LM2576TV-3.3G onsemi
IC REG MULTI CONF...
3,040
In-stock
Inquiry
MC34166D2TR4G onsemi
IC REG BUCK BST A...
1,860
In-stock
Inquiry
MC34166THG onsemi
IC REG BUCK BST A...
3,150
In-stock
Inquiry
FAN53555UC09X onsemi
SWITCHING REGULA...
2,390
In-stock
Inquiry
FAN53601AUC105X onsemi
SWITCHING REGULA...
3,400
In-stock
Inquiry
FAN53525UC96X onsemi
FAN53525 - SWITCHIN...
6,210
In-stock
Inquiry
FSQ321L onsemi
FSQ321 - SWITCHING...
4,550
In-stock
Inquiry
FSQ0165RLX onsemi
FSQ0165 - SWITCHING...
6,490
In-stock
Inquiry
FAN8060EMPX onsemi
SWITCHING REGULA...
6,020
In-stock
Inquiry
CAT661EVA-GT3 onsemi
CAT661 - CHARGE PUM...
3,170
In-stock
Inquiry
CAT3200TDI-T3 onsemi
CAT3200 - LOW NOISE...
3,800
In-stock
Inquiry
FAN23SV60MPX onsemi
SWITCHING REGULA...
2,050
In-stock
Inquiry
FSQ0565RWDTU onsemi
SWITCHING REGULA...
1,740
In-stock
Inquiry