Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board
Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board。售价 0.90 USD，当前有货，SKU NULL，归类于 PCBs – Breakout Boards – DIY Kits，页面可抽取 5 项量化参数。
- SKU
- NULL
- Price
- 0.90 USD
- Stock
- 有货
- Category
- PCBs – Breakout Boards – DIY Kits
适用场景 (Applicable scenarios)
- 无人机整机装机与备件替换
- 射频 / 微波系统集成：测试测量、通信基站、雷达与卫星链路
核心参数 (Core specifications)
- 价格 / Price：0.90 USD
- Working voltage：3.6V-5V
- Limit voltage：5.5V
- POWER：3W+3W(4 Ohms)
- Dimension(LxW)：21.2×22.1mm
- 90%
竞品对比 (Competitor comparison)
- 本站现价 0.90 USD；同级竞品报价需商家提供后补全
- 可核对型号 SKU：NULL，便于与竞品逐项对照
- 已公开 5 项量化参数（见上节），可直接与竞品同参数比较
- 待商家补充：原厂/第三方参考价与差异结论
常见问题 (FAQ)
Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board 多少钱？ / How much does it cost?
Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board 现价 0.90 USD，库存状态：有货。
Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board 的 SKU / 型号是什么？ / What is the SKU?
SKU：NULL。
Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board 的核心参数有哪些？ / What are the key specifications?
Working voltage：3.6V-5V；Limit voltage：5.5V；POWER：3W+3W(4 Ohms)；Dimension(LxW)：21.2×22.1mm；90%。
Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board 属于哪个类目？ / Which category is it in?
类目：PCBs – Breakout Boards – DIY Kits。
Micro USB PAM8403 power amplifier board 2-channel 3W+3W Class D audio Amplifier board 适合哪些使用场景？ / What is it used for?
RF amplifier 相关场景：无人机整机装机与备件替换、射频 / 微波系统集成：测试测量、通信基站、雷达与卫星链路。
Specifications
Working voltage: 3.6V-5V
Limit voltage: 5.5V
Two-channel stereo,
POWER: 3W+3W(4 Ohms)
Efficiency: >90%
Dimension(LxW): 21.2×22.1mm
Class D digital power board without LC filter can be powered by computer USB.
The left and right channel output of “negative” cannot be connected in parallel, otherwise it will burn the IC, and before the current flow, the speaker (load) should be connected first.
More Information
Same Spec Items
–
SKU
A-7486
Manufacturer
N/A
MPN
A-7486
Can be used with
–
