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.
- classification:
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- Battery Chargers (15)
- Display Drivers (30)
- Gate Drivers (51)
- LED Drivers (104)
- Laser Drivers (1)
- Supervisors (69)
- Thermal Management (13)
- Voltage Reference (358)
- Voltage Regulators - Linear (1031)
| Image | Part | Manufacturer | Description | Stock | Action | |
|---|---|---|---|---|---|---|
|
National Semiconductor | SWITCHING REGULA... |
7,550
In-stock
|
Inquiry | ||
|
National Semiconductor | LM5007 9-75V WIDE VIN... |
1,140
In-stock
|
Inquiry | ||
|
National Semiconductor | LM27402 3-20V, VOLTAG... |
6,340
In-stock
|
Inquiry | ||
|
National Semiconductor | LM5025 ACTIVE CLAM... |
6,270
In-stock
|
Inquiry | ||
|
National Semiconductor | SWITCHING REGULA... |
3,990
In-stock
|
Inquiry | ||
|
National Semiconductor | LM2611 1.4MHZ CUK CO... |
7,290
In-stock
|
Inquiry | ||
|
National Semiconductor | SWITCHING CONTRO... |
5,260
In-stock
|
Inquiry | ||
|
National Semiconductor | SWITCHING CONTRO... |
2,060
In-stock
|
Inquiry | ||
|
National Semiconductor | LM3489 HYSTERETIC ... |
5,630
In-stock
|
Inquiry | ||
|
National Semiconductor | LM5117-Q1 AUTOMOTIV... |
3,760
In-stock
|
Inquiry | ||
|
National Semiconductor | SWITCHING CONTRO... |
7,160
In-stock
|
Inquiry | ||
|
National Semiconductor | LM5022 6-60V WIDE VIN... |
6,730
In-stock
|
Inquiry | ||
|
National Semiconductor | LM3478 2.97~40V WIDE I... |
6,720
In-stock
|
Inquiry | ||
|
National Semiconductor | LM5085 4.5-75V WIDE VI... |
5,080
In-stock
|
Inquiry | ||
|
National Semiconductor | LM5009 9.5-95V WIDE VI... |
3,300
In-stock
|
Inquiry | ||
|
National Semiconductor | LM25116 6-42V WIDE VI... |
1,950
In-stock
|
Inquiry | ||
|
National Semiconductor | SWITCHING CONTRO... |
4,010
In-stock
|
Inquiry | ||
|
National Semiconductor | LM2576 SIMPLE SWIT... |
3,750
In-stock
|
Inquiry | ||
|
National Semiconductor | LM25085 4.5-42V WIDE V... |
3,790
In-stock
|
Inquiry | ||
|
National Semiconductor | SWITCHING REGULA... |
3,890
In-stock
|
Inquiry |
