Description
LM49251TL/NOPB Texas Instruments - Yeehing Electronics
1.37-W, stereo analog input Class-AB audio amplifier with 20-mW headphone amplifier
Pricing (USD)
| Quantity | Unit Price |
| 1 — 99 | 1.988 |
| 100 — 249 | 1.742 |
| 250 — 999 | 1.221 |
| 1,000 + | 0.69 |
The above prices are for reference only.
Specifications
| Manufacturer | Texas Instruments |
| Product Category | Audio Amplifiers |
| RoHS | Y |
| Series | LM49251 |
| Product | Audio Subsystems |
| Class | Class-D, Class-G |
| Output Power | 20 W |
| Mounting Style | SMD/SMT |
| Type | 2-Channel Stereo |
| Package / Case | DSBGA-30 |
| THD plus Noise | 0.02 % |
| Supply Voltage - Max | 5.5 V |
| Supply Voltage - Min | 2.7 V |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 85 C |
| Packaging | Reel |
| Output Type | Ground Centered Headphone |
| Brand | Texas Instruments |
| Gain | - 80 dB to +12 dB |
| Number of Channels | 2 Channel |
| CMRR - Common Mode Rejection Ratio | 63 dB |
| Operating Supply Current | 4.3 mA |
| Operating Supply Voltage | 2.7 V to 5.5 V |
| Product Type | Audio Amplifiers |
| PSRR - Power Supply Rejection Ratio | 93 dB |
| Factory Pack Quantity | 250 |
| Subcategory | Audio ICs |
| Unit Weight | 0.000325 oz |
For more information, please refer to datasheet
Documents
| LM49251TL/NOPB Datasheet |
More Information
The LM49251 is a fully integrated audio subsystem designed for portable handheld applications such as cellular phones. Part of TI’s PowerWise family of products, the LM49251 utilizes a high efficiency class G headphone amplifier topology as well as a high efficiency class D loudspeaker.
