Nuvoton Technology Corporation NAU8315YG
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 6.44 | Dhs. 6.44 |
| 15+ | Dhs. 6.24 | Dhs. 93.60 |
| 25+ | Dhs. 6.10 | Dhs. 152.50 |
| 50+ | Dhs. 5.76 | Dhs. 288.00 |
| 100+ | Dhs. 5.09 | Dhs. 509.00 |
| N+ | Dhs. 1.02 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Nuvoton Technology Corporation |
| Product Series | |
| Packaging | Tray | |
| Part Status | Active |
| Type | Class D |
| Output Type | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 3.2W x 1 @ 4Ohm |
| Voltage - Supply | 2.5V ~ 5.25V |
| Features | - |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Supplier Device Package | 20-QFN (4x4) |
| Package / Case | 20-WFQFN Exposed Pad |
| ROHS |
The NAU8315YG is a mono Class D audio amplifier from Nuvoton Technology, delivering 3.2W into 4Ω loads. Operating from 2.5V to 5.25V, it offers high efficiency in a compact 20-QFN package. Ideal for portable speakers, IoT devices, and wearables, this amplifier provides clear audio with minimal power loss, extending battery life in space-constrained designs.
- High Efficiency: Class D architecture reduces heat and extends battery life.
- Compact Size: 4x4mm QFN package saves PCB space for portable designs.
- Wide Voltage Range: 2.5V to 5.25V supports various battery chemistries.
- Low External Component Count: Simplifies design and reduces BOM cost.
Portable Bluetooth Speakers
The NAU8315YG's 3.2W output and Class D efficiency enable loud, long-lasting audio in compact Bluetooth speakers.
IoT Voice Assistants
Its small QFN package and low power consumption make it perfect for smart home devices requiring voice feedback.
Wearable Audio Devices
The low voltage operation (down to 2.5V) allows integration into wearables like smart glasses with audio output.
Toys and Gaming Accessories
With minimal external components, this chip simplifies audio design in battery-powered toys and gaming peripherals.
Medical Alert Systems
Reliable mono amplification in a tiny package suits medical devices that need clear audio alerts.
| Model | Package | Voltage Range | Output Power (Typical) |
|---|---|---|---|
| NAU8315YG | 20-QFN (4x4) | 2.5V ~ 5.25V | 3.2W @ 4Ω |
| NAU8314YG | 20-QFN (4x4) | 2.5V ~ 5.25V | 2.8W @ 4Ω |
| NAU8316YG | 20-QFN (4x4) | 2.5V ~ 5.25V | 3.5W @ 4Ω |
- Q: What is the output power of the NAU8315YG?
- A: It delivers 3.2W into 4Ω loads from a 5V supply.
- Q: What is the supply voltage range?
- A: The operating voltage is 2.5V to 5.25V.
- Q: What amplifier class is this?
- A: It is a Class D amplifier, offering high efficiency for battery applications.
- Q: What package does it come in?
- A: It is available in a 20-QFN (4x4mm) package.
- Q: Is it suitable for portable devices?
- A: Yes, its low voltage operation and small size make it ideal for portable speakers and IoT devices.
- Q: What is the output power of the NAU8315YG?
- A: It delivers 3.2W into 4Ω loads from a 5V supply.
- Q: What is the supply voltage range?
- A: The operating voltage is 2.5V to 5.25V.
- Q: What amplifier class is this?
- A: It is a Class D amplifier, offering high efficiency for battery applications.
- Q: What package does it come in?
- A: It is available in a 20-QFN (4x4mm) package.
- Q: Is it suitable for portable devices?
- A: Yes, its low voltage operation and small size make it ideal for portable speakers and IoT devices.

NAU8315YG.pdf