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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
TPS65720YFFR Texas Instruments
IC PMU 2CH CONV/LD...
6,270
In-stock
Inquiry
LP3923TL/NOPB Texas Instruments
PMU+CHGR+8 LDO+1 BU...
4,950
In-stock
Inquiry
SN0703052PWPR Texas Instruments
SN0703052PWPR
4,690
In-stock
Inquiry
LM10502TLX/NOPB Texas Instruments
IC BUCK REG ADJ 1A...
7,620
In-stock
Inquiry
TPS65178RSLT Texas Instruments
IC BIAS PWR SUP F...
2,020
In-stock
Inquiry
UCC39002DGKR Texas Instruments
IC LOAD SHARE CTR...
7,240
In-stock
Inquiry
TPS65176RHDR Texas Instruments
IC BIAS PWR SUP F...
1,160
In-stock
Inquiry
LP2995M Texas Instruments
IC REGULATOR DDR...
4,070
In-stock
Inquiry
LP2995MR Texas Instruments
IC REGULATOR DDR...
1,900
In-stock
Inquiry
UCC29002DR/1 Texas Instruments
IC LOAD SHARE CTR...
3,690
In-stock
Inquiry
LP2997M Texas Instruments
IC DDR-II TERMINA...
2,200
In-stock
Inquiry
LP3906SQ-VPFP/NOPB Texas Instruments
IC REG DC-DC/LINE...
1,460
In-stock
Inquiry
LP3906SQ-FXPI/NOPB Texas Instruments
IC REG DC-DC/LINE...
6,680
In-stock
Inquiry
TPS65145RGER Texas Instruments
IC LCD SUPPLY TFT...
4,040
In-stock
Inquiry
TPS65142RTGR Texas Instruments
IC BIAS PWR SUP F...
6,090
In-stock
Inquiry
LP3905SD-A3/NOPB Texas Instruments
IC REG LDO DUAL 60...
4,450
In-stock
Inquiry
TPS65141PWPR Texas Instruments
IC LCD SUPPLY TFT...
3,210
In-stock
Inquiry
TPS65141RGER Texas Instruments
IC LCD SUPPLY TFT...
1,700
In-stock
Inquiry
TPS2147IDGQR Texas Instruments
IC 3.3V LDO/DUAL SW...
1,160
In-stock
Inquiry
TPS65140RGER Texas Instruments
IC LCD SUPPLY TFT...
2,850
In-stock
Inquiry