For Reference Only
| Part Number | LM4840LQ/NOPB |
| Manufacturer | National Semiconductor |
| Category | Integrated Circuits (ICs) › Audio Amplifiers |
| Description | VOLUME CONTROL CIRCUIT |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM4840LQ/NOPB PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 07 - Dec 11 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment | 
|
| Shipping |  |
| Part Number: | LM4840LQ/NOPB |
| Brand: | National Semiconductor |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Audio Amplifiers |
| Manufacturer: | National Semiconductor |
| Product Status: | Obsolete |
| Type: | Class AB |
| Output Type: | 2-Channel (Stereo) with Stereo Headphones |
| Max Output Power x Channels @ Load: | 2.2W x 2 @ 3Ohm; 95mW x 2 @ 32Ohm |
| Voltage - Supply: | 2.7V ~ 5.5V |
| Features: | Depop, Input Multiplexer, Mute, Shutdown, Thermal Protection, Volume Control |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Supplier Device Package: | 28-WQFN (5x5) |
| Package / Case: | 28-FQFN Exposed Pad |
 |
TPA2005D1DRBR | IC AMP CLASS D MONO 1.45W 8SON | 65278 More on Order |
 |
TS4962MEIKJT | IC AMP D MONO 2.8W 9FLIPCHIP | 74725 More on Order |
 |
TAS5342LADDV | IC AMP D MONO/STER 200W 44HTSSOP | 25554 More on Order |
 |
IS31AP2006-DLS2-TR | IC AMP CLASS D MONO 3W 8DFN | 87886 More on Order |
 |
SSM2211SZ | IC AMP CLASS AB MONO 1.5W 8SOIC | 75226 More on Order |
 |
TAS3251DKQR | IC AMP D MONO/STER 350W 56HSSOP | 13223 More on Order |
 |
LA42105-E | AUDIO OUTPUT FOR TV APPLICATION | 111791 More on Order |
 |
BD88210GUL-E2 | IC AMP AB STEREO 80MW VCSP50L2 | 56765 More on Order |
 |
TAS5760MDAP | IC AMP D MON/STER 55.2W 32HTSSOP | 16814 More on Order |
|
MC34119ADTBR2 | AUDIO AMPLIFIER, 0.4W, 1 CHANNEL | 37809 More on Order |
 |
TAS5601DCA | IC AMP D DUAL/QUAD 20W 56HTSSOP | 28090 More on Order |
 |
SSM2250RM-REEL | IC AMP AUDIO PWR 1.5W AB 10MSOP | 66529 More on Order |
| In Stock | 75700 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 | $1.20000 | $1.2 |
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.
