TDA7266 Dual Audio Channel 7W + 7W Amplifier Module
- Operating Voltage Range: 3 V to 18 V
- Power supply:14W
- On-board TDA7266 stereo audio amplifier chip
- Output: dual-channel 7W + 7W
- On-board 5.08 mm terminal blocks for the left and right audio channels
- On-board potentiometer for volume adjustment
- DC power jack
- Minimum external components
- On board TDA7266 audio power amplifier chip, double track 7W + 7W, suitable for 4-8 Euro, 5-15W speakers.
- The main pin has led chip, convenient external device control, onboard 2 road 5.08 (mm) distance between two p terminal, around a track connection output respectively.
- The on-board dial potentiometer, output size can adjust the volume.
- Support in DC, terminal blocks, row needles 3 power input mode, the default for the DC,
- Standby and mute functions
- Short-circuit protection
- Thermal overload protection
- Dimension:45mm * 33mm * 30mm
- Weight:7g
PAM8406 Digital Amplifier Board 5W×2 Volume Adjustable D class module
- Working voltage:3.5 - 5V, limit operating voltage 5.5V
- Excellent noise suppression can hear any noise without connecting input audio
- Dual-channel stereo, 5v power supply is needed that can input 5w+5w power, to drive 4, 8 little speaker directly
- Volume adjustment of the right and left channel
- The unique non-LC filter Class-D digital power board used computer USB to charge.
- Dual-panel wiring solves the ground potential balance and avoids the crosstalk between channels caused by wiring
- Super miniature design
- Used machine to weld whole plate.
- Weight: 15 grams.
Digital PAM8610 2*15w dual channel stereo class amplifier board 12V
POWER SUPPLY TDA2030 Audio Amplifier
- Operating voltage: 6V-12V
- Output peak current: 3A
- Onboard TDA2030A Audio amplifier Board
- Mono channel 18W Power amplifier circuit design
- Onboard horn socket
- Onboard 10 k adjustable resistance, can adjust the volume of the amplification
- Onboard power indicator light
- Low harmonic distortion
- Chip has lead to the main pin, can directly input audio signal
- Short circuit& thermal shutdown protection
- Dimension:32*24mm
- Weight:10gm
PAM8403 DIGITAL AMPLIFIER BOARD
- 3W output at 10% THD with a 4ohm load & 5V power supply
- Output power: 3W
- Supply voltage: 2.5V-5.5V
- Low THD+N
- Superior low noise
- efficiency up to 96%
- Thermal shutdown
- Low quiescent current and low EMI
- Few external components to save space & cost
- High fidelity sound output 3W + 3W, is a rare good product
- High amplification efficiency of 85%
- Unique without LC filter class D digital power board
- Can use computer USB supply directly
- High life expectancy up to 15 years
- Dimension:24*15mm
LM386 LOW VOLTAGE AUDIO POWER AMPLIFIER
- Supply Voltage: 4-15V
- Analog input voltage 0.4V (maximum)
- Quiescent Power: 24mW @ 6V
- Voltage Gain: 20 to 200 (26dB to 46dB)
- PSRR: 50dB
- Speaker impedance: 4Ω
- On board power indicator
- On board speaker wiring block
- On board 10k variable resistor, for volume adjustment
- 200 multiplier benefit circuit design
- Available in 8-Pin PDIP,SOIC and VSSOP packages
- Used in AM & FM radio amplifiers, music players, power amplifiers etc.