Mono – Component Values

GPD2856C TF Card + USB MP3 Decoder Board – 2W Mono Amplifier Module for Arduino STM RPI – for Auto Car (GPD2856A USB)

componentsvalue — Sat, 25 Mar 2023 06:39:44 +0000

Product description:

Support MP3 format, playing power on automatically. When mp3 is played the red LED flashes
Support U disk (test 32G), TF Card (test 16G) play mode; power on default TF card mode, if the TF card does not exist automatically jump to the U disk mode, and both devices have installed, then you can manually set the play mode.

For details please see the key operating instructions

Buttons can be adjusted up and down to control songs, volume up and down, pause or play, mode switching.
Press menu button enter the single/all song play mode. The default mode is the all song mode when power up. Pressing the Repeat button can replace the circulating mode

Product Key Operating Instructions:

“Prev / V–” button: “Press” for switching previous song, “long press” for volume down
“Next/v++” button: “Press” for switching next song, “long press” for volume up
“P / P / Mode” button: “Press” for the “Play/Pause” Switch, “long press” for U disk, TF card mode
“Repeat” button: “Press” for “single/all song” mode(no long press)

Product Note:

“Long press” approximate 2S
If you use U disk mode, it is recommended 5V power supply, and some U disk does not support 3.7V power supply
Exquisite double-board design, a large area of copper, stable and reliable

Specification:

Chipset: GPD2856C; Onboard 2W mono amplifier(5V power of up to 3W) is directly connected to the speaker (recommendation 4 Ω 3W speakers)
Output Connector: 3.5mm gold plated headphone jack can connect with headphones or external audio
Power: With a Micro USB port. Through the mobile phone data line can use mobile power supply or the USB cable to charge the MP3 battery,also can use 3.7V lithium battery,or USB 5V power supply
Storage: Support TF Card (mobile phone memory card up to 16GB) and U disk up to 32GB (USB Pendrive) play mode
Power range: 3.7~5.5V

PAM8403 2 x 3W – 2 Channels 3W dual channel stereo mini Class D Digital Audio Power Amplifier Board USB DC 5V

componentsvalue — Sat, 25 Mar 2023 06:39:43 +0000

Product description:

Dual-channel stereo output 3 w + 3 w power Class D Works with 2.5V-5v power supply High amplification efficiency 85% can directly drive 4 Ω/8 Ω small speakers Good sound quality & noise suppression Unique without LC filter class D digital power board Can use computer USB power supply directly Small Size, 1.85 x 2.11 cm can easily fit in a variety of products

Dual-panel wiring, properly solve the crosstalk between the ground potential balance and channel wiring
Unique without LC filter Class D digital power board, and can be used directly to the computer’s USB powered.
Two-channel stereo, 5V power supply can output 3W +3 W power, can directly drive 4 8 small speaker output power, full of energy, good sound quality.
Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise
Advanced Micro Devices, volume: 1.85 * 2.11cm

NS8002 DC 3V Mini Mono Amplifier Class AB Amplifier Circuit

componentsvalue — Sat, 25 Mar 2023 06:39:26 +0000

Parameter introduction:

PCB size: length 16 × width 10.5 × thickness 2.6mm (including protruding part)
Installation method: inline, SMT patch
Output power: mono 3W
Supply voltage: 2V-5V (3.7V lithium battery can be used)
Output impedance: 4 ohms – 8 ohms
Frequency response: 150HZ-20KHZ
Efficiency: 90%
Silent control: yes
Volume adjustment: none
Wiring instructions
This board should be grounded, and the 3 pin is the negative pole of the power supply and the ground. 1 pin is a silent output, it should be connected with 3 feet, when the voltage is 0

Features

Improved PSRR at 217 Hz & 1 KHz 60 dB
Power output at 5.0V, 10% THD+N, 4 Ohm 2.0 W (typ.)
Power output at 5.0V, 1% THD+N, 8Ohm 1.5 W (typ.)
2.2V – 5.5V operation
Improved circuitry eliminates pop-click noise during turn-on and turn-off transitions
No output coupling capacitors, snubber networks or bootstrap capacitors required
Unity-gain stable
External gain configuration capability

Applications

Portable computers
Desktop computers
Low voltage audio systems

TPA3116 D2 Digital Audio Amplifier Board Mono 100W Amplifiers DC12-26V

componentsvalue — Fri, 24 Mar 2023 06:24:15 +0000

Product description:

The TPA3116D2 is an efficient digital amplifier power stage for driving speakers up to 100W in mono.
The advanced oscillator/PLL circuit employs multiple switching frequency options to avoid AM interferences.
The TPA3116D2 are fully protected against faults with short-circuit protection and thermal protection as well as over-voltage, under-voltage and DC protection.
Faults are reported back to the processor to prevent devices from being damaged during overload conditions.
Good sound quality & noise suppression Unique with LC filter comes with switch Potentiometer, can adjust the volume & control power switch freely!

Specification:

Supply voltage: DC12-26 v
Output power: 1 x100w (mono, stereo need 2pcs)
Signal to noise ratio: 100 dB
Signal to noise ratio: 100 dB; Size: 79 * 54 * 16 mm; Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise
Recommend speaker impedance: 8 ohm is best (4 ohms 6 ohms can also be used)

TDA2030 Digital Audio amplifier board Mini amplifiers PBTL single channel Mono 18W Digital Amplifier

componentsvalue — Fri, 24 Mar 2023 06:22:32 +0000

Product description:

TDA2030A audio amplifier circuit, often using a V-5-pin single in-line plastic package structure. The integrated circuit is widely used in car stereo receiver tape recorders, medium-power audio equipment, small size, large output power, distortion, and other characteristics. And has an internal protection circuit.

onboard TDA2030A audio power amplifier chip
Working voltage: 6 -12 VDC, Output power: 1 x 18w (mono, stereo need 2pcs)
on-board speaker wiring blocks, onboard 10K adjustable resistance, you can adjust the volume of amplification, Onboard power indicator, Board Size:32.2mm*24mm
The peak output current is 3A, Recommend speaker impedance: 8 ohm is best (4 ohms 6 ohms can also be used)

Mini Mono Digital Power Amplifier Board Module DC 5V 3W Variable Board

componentsvalue — Fri, 24 Mar 2023 06:22:31 +0000

Product Specification:

Specifications Model: OEP3W_2.54MM amplifier
Working mode: Class D (PWM modulation)
Chip: OEP3W
Number of channels: Mono
Power supply range: DC 2.5 ~ 5V
Amplifier gain: 20dB (change resistance parameter adjustable)
Input impedance: 46k Ω
Output impedance: 8 ~ 4 Ω
Quiescent current: 3mA (5v power supply)
Shutdown current: <0.1mA (5v power supply)
Recommended sound: 3 ~ 10w
Signal to noise ratio: 95bB
Harmonic Distortion: <0.1%
Frequency response range: 30Hz ~ 20kHz
Operating temperature: -40 ~ 85
Cooling volume: no heat dissipation
Protection function: no protection function
Note: Gain is suitable for computer use
Output power: 3w THD + N = 10% (4Ω, 5v)
1.8w THD + N = 10% (8Ω, 5v)
2.5w THD + N = 1% (4Ω, 5v)
1.4w THD + N = 1% (8Ω, 5v)

Pin Definition:

CS: chip select (floating or high, boot; low, shutdown)
IN-: audio signal input negative
IN +: audio signal input positive
GND: Power ground
VCC: Positive power supply
SP +: audio signal output positive, then horn +
SP-: audio signal output positive, then speaker –

TDA8932 35W Mono DC 10-30V Digital Audio Amplifier Board

componentsvalue — Fri, 24 Mar 2023 06:22:30 +0000

Product Description:

The board uses a high-performance digital amplifier TDA8932 chip, a small size, high efficiency, high power, good sound quality, without additional installation of the radiator, very suitable for the transformation of active speakers, electro-acoustic project implementation, product development, and other audio applications.

Mono BTL digital audio power amplifier chip. High performance and low power consumption.
Unique with LC filter Class D digital power board, and can be used directly to the computer’s USB powered.
Operating voltage: DC 10-30V, Recommended voltage: 24 V 2A, Quiescent current: 20 mA, Rated output power: 35 W (8)
Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise
Frequency response: 20Hz to 50KHz; Applicable speaker impedance: 4/6/8 ohm (8 ohms is the best).

B0719SXDVB

DC 12V 24V 150W TPA3116DA Mono Channel digital Power audio amplifier board for car

componentsvalue — Fri, 24 Mar 2023 06:22:29 +0000

Mono – Component Values

GPD2856C TF Card + USB MP3 Decoder Board – 2W Mono Amplifier Module for Arduino STM RPI – for Auto Car (GPD2856A USB)

Product description:

Product Key Operating Instructions:

Product Note:

Specification:

PAM8403 2 x 3W – 2 Channels 3W dual channel stereo mini Class D Digital Audio Power Amplifier Board USB DC 5V

Product description:

NS8002 DC 3V Mini Mono Amplifier Class AB Amplifier Circuit

TPA3116 D2 Digital Audio Amplifier Board Mono 100W Amplifiers DC12-26V

Product description:

Specification:

TDA2030 Digital Audio amplifier board Mini amplifiers PBTL single channel Mono 18W Digital Amplifier

Product description:

Mini Mono Digital Power Amplifier Board Module DC 5V 3W Variable Board

Product Specification:

Pin Definition:

TDA8932 35W Mono DC 10-30V Digital Audio Amplifier Board

Product Description:

DC 12V 24V 150W TPA3116DA Mono Channel digital Power audio amplifier board for car

Chip Type: TPA3116D2 Includes Built-in Pre-Amplifier: NE5532 Supply voltage: dc12-26v Output Power: 150W MAX DC 12V 50W, DC 20V 100W, DC26V 150W