Recherchez avec le numéro de pièce ainsi que le fabricant ou la description
The LM48312 is a single supply, high efficiency, mono, 2.6W, filterless switching audio amplifier. The LM48312 features TI’s Enhanced Emissions Suppression (E2S) system, that features a unique patented ultra low EMI, spread spectrum, PWM architecture, that significantly reduces RF emissions while preserving audio quality and efficiency. The E2S system improv.
1
•23 Passes FCC Class B Radiated Emissions with 20 Inches of Cable
• E2S System Reduces EMI While Preserving Audio Quality and Efficiency
• Output Short Circuit Protection with AutoRecovery
• No Output Filter Required
• Improved Audio Quality
• Minimum External Components
• Five Logic Selectable Gain Settings (0, 3, 6, 9,
12dB)
• Low Power Shutdown Mode
• Click and Pop Suppression
• Available in Space-Saving DSBGA Package
APPLICATIONS
• Mobile Phones
• PDAs
• Laptops
KEY SPECIFICATIONS
• Efficiency at 3.6V, 400mW into 8Ω, 84% (Typ)
• Efficiency at 5V, 1W into 8Ω, 88% (Typ)
• Quiescent Power S.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | LM4831 |
National Semiconductor |
Multimedia Computer Audio-Chip |
|
| 2 | LM48310 |
Texas Instruments |
Audio Power Amplifier |
|
| 3 | LM48310 |
National Semiconductor |
Class D Audio Power Amplifier |
|
| 4 | LM48311 |
Texas Instruments |
Audio Power Amplifier |
|
| 5 | LM48311 |
National Semiconductor Corporation |
Class D Audio Power Amplifier |
|
| 6 | LM4830 |
National Semiconductor |
Two-Way Audio Amplification |
|
| 7 | LM4832 |
National Semiconductor |
Digitally Tone/Volume |
|
| 8 | LM4834 |
National Semiconductor |
1.75W Audio Power Amplifier |
|
| 9 | LM4835 |
National Semiconductor |
Stereo 2W Audio Power Amplifiers |
|
| 10 | LM4835 |
Texas Instruments |
Stereo 2W Audio Power Amplifier |
|
| 11 | LM4836 |
National Semiconductor |
Stereo 2W Audio Power Amplifiers |
|
| 12 | LM4836 |
Texas Instruments |
Stereo 2W Audio Power Amplifier |
|