LPA2104ASOF
2mA 2.5V~5.5V 1-Channel Class D SOP-8 Audio Amplifiers
Filterless 3W Class-D Mono Audio Amplifier
- Manufacturer
- LOWPOWER
- Manufacturer part #
- LPA2104ASOF
- Store part #
- C517144
- Package / case
- SOP-8
- Category
- Audio Amplifiers
- Packaging
- Tape & Reel (TR)
Every Order Guarantee
100% Authentic · 30-Day Return or Replacement · policy
3,600 in stock
#C517144
Stock & price checked 6 days ago
| Quantity | Unit price | Pack price |
|---|---|---|
| 5+ | ₹15.36 | ₹76.80 |
| 50+ | ₹12.06 | ₹603.00 |
| 150+ | ₹10.42 | ₹1,563.00 |
| 500+ | ₹9.17 | ₹4,585.00 |
| 2,500+ | ₹8.18 | ₹20,450.00 |
| 4,000+ | ₹7.69 | ₹30,760.00 |
5 × ₹15.36
₹76.80
excl. GST
₹90.62 incl. 18% GST
- Dispatch in 7–10 working days
- GST invoice with every order
- Standard pack: 4,000 per reel
LPA2104ASOF
₹76.80 for 5 + GST
Specifications
- Quiescent Current
- 2mA
- Voltage - Supply
- 2.5V~5.5V
- Features
- Filterless architecture;Enable/shutdown function;ESD protection
- Operating Temperature
- -40℃~+85℃
- Signal-to-Noise Ratio
- 92dB
- Speaker Channels
- 1-Channel
- Efficiency
- 85%
- Output Power
- 3Wx1@4Ω;2.3Wx1@4Ω
- Class
- Class D
- Power Supply Rejection Ratio (PSRR)
- 75dB;50dB
Packaging & compliance
- RoHS
- RoHS
- Lifecycle
- Active
- Packaging
- Tape & Reel (TR)
- Standard pack
- 4,000 / Reel
- Sold per
- Piece
- Minimum order
- 5 (multiples of 5)
- Unit weight
- 0.108 g
Overview
The LPA2104A is a 3W Class-D audio amplifier. It features low total harmonic distortion plus noise (THD+N), enabling high-quality audio reproduction. The filterless architecture allows the device to drive speakers directly without a low-pass output filter, reducing system cost and PCB area. The LPA2104A is available in an SOP-8 package.
Applications
- Portable Bluetooth speakers
- Mobile phones and smartphones
- Square speakers
Key features
- Shutdown current: <1μA
- Amplifier switching frequency: 550KHz fixed
- Output power: 3W at 4Ω load, 5V VDD, 10% THD
- Output power: 2.3W at 4Ω load, 5V VDD, 1% THD
- Filterless design, low quiescent current, low EMI
- Amplifier efficiency up to 85%
- Digital modulation without LC filter, direct speaker drive
- Fast startup time: 35ms
- Short-circuit protection
- Thermal shutdown
- Minimal external components, space- and cost-saving
- Lead-free package
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