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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
BQ27500YZGT-V130 Texas Instruments
IC BATT MON LI-IO...
3,900
In-stock
Inquiry
BQ26231PWR Texas Instruments
IC BATTERY COULO...
3,480
In-stock
Inquiry
BQ2019PWR Texas Instruments
IC BAT MON MULT-C...
7,930
In-stock
Inquiry
BQ34Z950DBTR Texas Instruments
IC FUEL GAUGE LI-...
7,200
In-stock
Inquiry
BQ34Z653DBTR Texas Instruments
IC GAS GAUGE LI-I...
4,250
In-stock
Inquiry
BQ77908ADBTR Texas Instruments
IC BAT MFUNC LI-I...
4,150
In-stock
Inquiry
BQ2014HSNTR Texas Instruments
IC BATTERY GAS GA...
6,910
In-stock
Inquiry
BQ27350PW Texas Instruments
IC BATT FUEL MGR ...
7,080
In-stock
Inquiry
BQ76PL536ATPAPTQ1 Texas Instruments
IC BAT MFUNC LI-I...
6,670
In-stock
Inquiry
BQ2018TS-E1TR Texas Instruments
IC BAT MON MULT-C...
4,140
In-stock
Inquiry
BQ20Z45DBT Texas Instruments
IC GAS GAUGE LI-I...
5,130
In-stock
Inquiry
BQ28550DRZT-R1 Texas Instruments
IC BATT GAS GAUGE...
6,440
In-stock
Inquiry
BQ2023PWR Texas Instruments
IC BATT MON LI-IO...
4,420
In-stock
Inquiry
SN72PV195DBTR Texas Instruments
IC BATT MGMT
2,330
In-stock
Inquiry
BQ33100PW Texas Instruments
IC BATT SUPERCAP...
6,030
In-stock
Inquiry
BQ26200PWR Texas Instruments
IC BAT MON MULT-C...
7,740
In-stock
Inquiry
BQ20Z70PW-V150 Texas Instruments
IC GAS GAUGE LI-I...
6,870
In-stock
Inquiry
BQ20Z40PWR-R1 Texas Instruments
IC GAS GAUGE LI-I...
7,680
In-stock
Inquiry
BQ20Z70PWR-V160 Texas Instruments
IC GAS GAUGE FOR ...
4,000
In-stock
Inquiry
BQ34Z653DBT Texas Instruments
IC GAS GAUGE LI-I...
3,570
In-stock
Inquiry