PCB Manufacturing 
PCB Circuit Design 
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22uF 250V Electrolytic Capacitor Radial
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Original price was: ₹20.00.₹13.00Current price is: ₹13.00.
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PAM 8403 -5v 3Watt 2-Channel Stereo Audio Amplifier
Original price was: ₹70.00.₹52.00Current price is: ₹52.00.
Pin Description of PAM8403 Amplifier Board
| Pin Name | Description |
| L | Audio Jack (TRS-Tip) Left Channel Input |
| Gnd | Audio Jack (TRS-Sleeve) Ground Channel Input |
| R | Audio Jack (TRS-Ring) Right Channel Input |
| ~5v-3V( ) | ~5v-3v DC Power VDD |
| ~5v-3V(-) | ~5v-3v DC Power GND |
| L( ) | Left Channel Positive Output |
| L(-) | Left Channel Negative Output |
| R( ) | Right Channel Positive Output |
| R(-) | Right Channel Negative Output |
Feature & Technical Specification:
- Operating Voltage: Wide power supply ranges from 3V to ~5V or less DC
- Dual-channel stereo with high output power (3W 3W Output at 10% THD with a 4Ω Load @5v DC or Less)
- Max Gain 24 dB.
- Filterless architecture
- Low Quiescent Current and Low EMI
- Operating Temperature: -40 to 85°C
- Short Circuit Protection
- Thermal Shutdown
- Superior Low Noise
- Efficiency up to 90%
- Dimensions (LxWxH) in cm 2.1 x 1.8 x .3
- Weight: 2gm.
🔥 Buy More Save More!
| Quantity | 1+ | 6+ | 11+ | 21+ | 50+ |
|---|---|---|---|---|---|
| Price | ₹52.00 | ₹49.40 | ₹46.80 | ₹44.20 | ₹41.60 |
Estimated delivery dates: Jul 31, 2025 - Aug 5, 2025
AM8403 is an Amplifier Board that can be powered using simple 5V max and 3V min input and could drive two 3W 3W stereo speakers. It is an excellent choice for those, who want a Class-D stereo audio amplifier in a small board space. This Amplifier allows the user to achieve high-quality audio reproduction from a stereo input. Additionally, it has a special feature that is, it can drive speakers directly from its output.
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PAM 8403 -5v 3Watt 2-Channel Stereo Audio Amplifier
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