Texas Instruments LM4873LQX Amplifiers - Audio
IC AMP CLASS AB STEREO 3W 24WQFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM4873LQX
Detailed Description
IC AMP CLASS AB STEREO 3W 24WQFN
Package
24-WFQFN Exposed Pad
Key Features
Package / Case: 24-WFQFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LM4873LQX Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM4873LQX Amplifiers - Audio technical specifications.
General
Package / Case
24-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2V ~ 5.5V
Features
Depop, Input Multiplexer, Shutdown, Thermal Protection
Type
Class AB
Output Type
2-Channel (Stereo) with Stereo Headphones
Max Output Power X Channels Load
3W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm
Alternate Parts Comparison (LM4873LQX vs LM48511SQ/NOPB vs LM4863LQ/NOPB vs LM4868LQ)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 24-WFQFN Exposed Pad | 24-WFQFN Exposed Pad | 24-WFQFN Exposed Pad | 24-WFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2V ~ 5.5V | 3V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V |
| Features | Depop, Input Multiplexer, Shutdown, Thermal Protection | Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown | Depop, Shutdown, Thermal Protection | Depop, Input Multiplexer, Shutdown, Thermal Protection |
| Max Output Power X Channels Load | 3W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm | 6.7W x 1 @ 4Ohm | 3.2W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm | 3W x 2 @ 3Ohm; 208mW x 2 @ 16Ohm |
| Output Type | 2-Channel (Stereo) with Stereo Headphones | 1-Channel (Mono) | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) with Stereo Headphones |
| Type | Class AB | Class D | Class AB | Class AB |
| Action |
More Parts in Audio Amplifiers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.