Description
LM49270SQ/NOPB Texas Instruments - Yeehing Electronics
2.3-W, stereo Class-D audio amp with 155-mW headphone amp & 3D enhancement
Pricing (USD)
| Quantity | Unit Price |
| 1 — 99 | 3.916 |
| 100 — 249 | 3.192 |
| 250 — 999 | 2.509 |
| 1,000 + | 1.70 |
The above prices are for reference only.
Specifications
| Manufacturer | Texas Instruments |
| Product Category | Audio Amplifiers |
| RoHS | Y |
| Series | LM49270 |
| Product | Audio Subsystems |
| Class | Class-D |
| Output Power | 1.75 W |
| Mounting Style | SMD/SMT |
| Package / Case | LLP-28 |
| Audio - Load Impedance | 32 Ohms |
| THD plus Noise | 0.03 % |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 85 C |
| Packaging | Reel |
| Description/Function | Headphone/Speaker |
| Height | 0.8 mm |
| Input Type | Single |
| Length | 5 mm |
| Output Type | 2-Channel Stereo |
| Supply Type | Quad |
| Width | 5 mm |
| Brand | Texas Instruments |
| Development Kit | LM49270SQBD |
| Dual Supply Voltage | 3 V, 5 V |
| Maximum Dual Supply Voltage | 5.5 V |
| Minimum Dual Supply Voltage | 2.4 V |
| Output Signal Type | Differential, Single |
| Product Type | Audio Amplifiers |
| PSRR - Power Supply Rejection Ratio | 78 dB |
| Factory Pack Quantity | 1000 |
| Subcategory | Audio ICs |
For more information, please refer to datasheet
Documents
More Information
The LM49270 is a fully integrated audio subsystem designed for stereo multimedia applications. The LM49270 combines a 2.2W stereo Class D amplifier with a 155mW stereo headphone amplifier, volume control, headphone sense, and National’s unique 3D sound enhancement into a single device. The LM49270 uses flexible I
