Nuvoton Technology Corporation NAU82011WG
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 1.69 | Dhs. 1.69 |
| 15+ | Dhs. 1.62 | Dhs. 24.30 |
| 25+ | Dhs. 1.58 | Dhs. 39.50 |
| 50+ | Dhs. 1.50 | Dhs. 75.00 |
| 100+ | Dhs. 1.32 | Dhs. 132.00 |
| N+ | Dhs. 0.26 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Nuvoton Technology Corporation |
| Product Series | |
| Packaging | Tube | |
| Part Status | Active |
| Type | Class D |
| Output Type | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 2.9W x 1 @ 4Ohm |
| Voltage - Supply | 2.5V ~ 5.5V |
| Features | Depop, Standby, Thermal Protection |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Supplier Device Package | 8-MSOP |
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| ROHS |
This mono Class D audio amplifier delivers up to 2.9W into a 4Ω load from a 2.5V to 5.5V supply. Designed for portable and battery-powered applications, it integrates Depop circuitry, standby mode, and thermal protection for reliable, pop-free operation. The compact 8-MSOP package suits space-constrained designs such as Bluetooth speakers, intercoms, and alarm systems.
- High Efficiency: Class D topology minimizes power loss, extending battery life in portable devices.
- Pop-Free Operation: Built-in Depop circuitry eliminates audible clicks during power transitions.
- Thermal Protection: Safeguards the IC against overheating, ensuring long-term reliability.
- Wide Voltage Range: Operates from 2.5V to 5.5V, compatible with single-cell Li-ion and USB power.
- Compact Package: 8-MSOP footprint saves PCB space for miniaturized designs.
Portable Bluetooth Speaker
The NAU82011WG's 2.9W output and low 2.5V minimum supply make it ideal for compact Bluetooth speakers, delivering clear mono audio from a single Li-ion cell.
Battery-Powered Intercom
With its Depop and standby features, this amplifier reduces power consumption and eliminates startup clicks in wireless intercom systems.
Alarm and Siren Driver
Thermal protection ensures reliable high-power output for alarm drivers, while the wide voltage range supports both 3.3V and 5V logic systems.
Portable Radio
The Class D efficiency minimizes heat in small enclosures, making the NAU82011WG suitable for AM/FM pocket radios requiring extended battery life.
DIY Audio Projects
Hobbyists can leverage the simple 8-MSOP package and minimal external components to build mono audio amplifiers for custom gadgets.
Voice Assistant Device
Low quiescent current and Depop technology enable clean voice output in smart speakers and voice-controlled assistants.
| Model | Package | Voltage Range | Output Power (Typical) |
|---|---|---|---|
| NAU82011WG | 8-MSOP | 2.5V ~ 5.5V | 2.9W x 1 @ 4Ω |
| NAU82010WG | 8-MSOP | 2.5V ~ 5.5V | 2.5W x 1 @ 4Ω |
| NAU82012WG | 8-MSOP | 2.5V ~ 5.5V | 3.2W x 1 @ 4Ω |
- Q: What is the typical output power of the NAU82011WG?
- A: The NAU82011WG delivers 2.9W into a 4Ω load, making it suitable for compact mono audio applications.
- Q: What is the supply voltage range for this amplifier?
- A: It operates from 2.5V to 5.5V, allowing flexible use in battery-powered devices.
- Q: Does the NAU82011WG include pop-noise reduction?
- A: Yes, it features Depop circuitry to minimize audible clicks during power-up and shutdown.
- Q: What protection features are built in?
- A: The IC includes standby mode and thermal protection to ensure safe operation under fault conditions.
- Q: What package is the NAU82011WG available in?
- A: It comes in an 8-MSOP surface-mount package, ideal for space-constrained designs.
- Q: What is the typical output power of the NAU82011WG?
- A: The NAU82011WG delivers 2.9W into a 4Ω load, making it suitable for compact mono audio applications.
- Q: What is the supply voltage range for this amplifier?
- A: It operates from 2.5V to 5.5V, allowing flexible use in battery-powered devices.
- Q: Does the NAU82011WG include pop-noise reduction?
- A: Yes, it features Depop circuitry to minimize audible clicks during power-up and shutdown.
- Q: What protection features are built in?
- A: The IC includes standby mode and thermal protection to ensure safe operation under fault conditions.
- Q: What package is the NAU82011WG available in?
- A: It comes in an 8-MSOP surface-mount package, ideal for space-constrained designs.

NAU82011WG.pdf