For Reference Only
| Part Number | LP3971SQ-8858/NOPB |
| Manufacturer | National Semiconductor |
| Category | Integrated Circuits (ICs) › Power Management - Specialized |
| Description | POWER SUPPLY SUPPORT CIRCUIT, AD |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LP3971SQ-8858/NOPB PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 10 - Dec 14 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | LP3971SQ-8858/NOPB |
| Brand: | National Semiconductor |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Power Management - Specialized |
| Manufacturer: | National Semiconductor |
| Product Status: | Active |
| Applications: | Processor |
| Current - Supply: | 60µA |
| Voltage - Supply: | 2.7V ~ 5.5V |
| Operating Temperature: | -40°C ~ 85°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 40-WFQFN Exposed Pad |
| Supplier Device Package: | 40-WQFN (5x5) |
| TPS80010ARSMR | IC CONV BUCK/BOOST 1.8V 32VQFN | 48022 More on Order |
|
| UCC29002DR | IC LOAD SHARE CTRLR ADV 8SOIC | 33611 More on Order |
|
| MFS8621BMDA0ES | IC FS86 SYSTEM BASIS CHIP ASIL | 18958 More on Order |
|
| BM92A12MWV-ZE2 | IC PD CTLR USB TYPE-C 40UQFN | 25522 More on Order |
|
| MAX13362ATL/V+T | IC SWITCH 24 CHANNEL 40TQFN | 21732 More on Order |
|
| TPS65910A31A1RSLT | IC PWR MGMT 4DCDC/8 LDO 48VQFN | 16803 More on Order |
|
| UCD9244RGCT | IC DGTL PWM SYSTEM CTRLR 64VQFN | 7923 More on Order |
|
| LP2995M/NOPB | IC REGULATOR DDR TERM 8-SOIC | 47798 More on Order |
|
| MAX20463AGTCA/V+ | USB TYPE-A TO TYPE-C PORT CONVER | 42681 More on Order |
|
| IM828XCCXKMA1 | SIC MOSFET | 662 More on Order |
|
| BQ24640RVAR | IC SYNC SW-MODE BAT CHRGR 16VQFN | 16544 More on Order |
|
| TPS659118A2ZRCT | IC PMIC DC/DC LDO 98BGA | 10813 More on Order |
| In Stock | 37133 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $3.15000 | $3.15 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.