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The product is intended for specialists and requires qualified and authorized personnel. The product does not include assembly/use instructions . Putting the product into operation by unqualified persons leads to the loss of the warranty according to the Terms and Conditions on the site.
The specified technical parameters (current, power, etc.) represent maximum allowable values under ideal operating conditions. For safe use and optimal lifespan, it is recommended to operate the product continuously at no more than 50% of the specified maximum values.
Audio module with SC8002B amplifier, built-in speaker, and volume control, 5V, 2W
Compact solution for audio playback in Arduino and automation projects, with SC8002B amplifier that increases the signal up to 8.5x and provides up to 2W at 5V. It has an integrated speaker and potentiometer for quick volume control, connects easily via the 3-pin interface, ideal for tones, alerts and sound effects.
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The audio module with SC8002B amplifier is a practical and compact solution for applications requiring simple and efficient audio playback. It integrates an SC8002B amplifier, an adjustable potentiometer for volume control, a miniature speaker, and an easy 3-pin interface, making it simple to connect and quick to use in electronic projects, Arduino platforms, or other control systems.
This module can amplify weak audio signals by approximately 8.5 times, allowing direct playback through the integrated speaker. Due to its compact design and suitable power consumption for 5 VDC supply, it is ideal for generating sound effects, playing tones, audio alerts, or simple melodies. It can also be used as an external audio amplifier for various playback equipment when a small, affordable, and easy-to-integrate solution is needed.
The 3-pin interface simplifies installation, having dedicated connections for power, ground, and signal. Volume adjustment via the potentiometer provides quick control over sound intensity, and the integrated speaker removes the need for additional components in many basic applications.
Specifications:
Amplifier chip: SC8002B
Operating voltage: 5 VDC
Operating current: > 500 mA
Maximum output power: 2 W
Speaker power: 0.15 W
Speaker volume: 80 dB
Amplification factor: approximately 8.5x
Operating temperature: 0 - 40 °C
Dimensions: 49 x 30 x 16 mm
Pinout:
| Pin number | Pin name | Pin description |
|---|---|---|
| 1 | GND | Ground |
| 2 | VCC | 5 VDC |
| 3 | S | Signal |
Usage:
The module is used by powering it with 5 VDC and connecting the audio signal to the dedicated pin. For sound playback, square waves with different frequencies and durations can be sent to the signal pin. In Arduino projects, simple tones can be generated with the tone(pin, frequency) function, and for melodies or more complex sound sequences, lists or arrays of frequencies and durations can be used.
Before first use, it is recommended to set the potentiometer to minimum volume, then gradually increase the volume to the desired level. This measure helps protect the speaker and avoid overloading it.
Produs destinat utilizarii in proiecte electronice, automatizari, prototipare, educatie si cercetare.
Produsul trebuie utilizat numai conform specificatiilor tehnice mentionate in descriere si/sau in documentatia produsului.
Avertismente generale de siguranta:
Nu utilizati produsul la tensiuni, curenti sau temperaturi peste valorile specificate.
Montajul si conectarea trebuie realizate de persoane cu cunostinte tehnice minime in domeniul electric/electronic.
Evitati scurtcircuitele, inversarea polaritatii si conectarea gresita a alimentarii.
Nu lasati produsul alimentat nesupravegheat in timpul testelor.
Produsul nu este jucarie si nu este destinat copiilor.
Pentru modulele electronice, se recomanda utilizarea in carcase, panouri sau montaje protejate, dupa caz.
Identificare produs:
Denumirea produsului, codul/SKU-ul si caracteristicile tehnice sunt mentionate in pagina produsului si/sau pe eticheta ambalajului.
Producator / Importator / Distribuitor:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Website: www.sigmanortec.ro
Persoana responsabila in UE:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Documentatie si siguranta:
Pentru informatii suplimentare, fise tehnice, declaratii de conformitate sau instructiuni, ne puteti contacta la [email protected].
const int speakerPin = 8;
int melody[] = {
262, 294, 330, 349, 392, 440, 494, 523
};
int noteDurations[] = {
300, 300, 300, 300, 300, 300, 300, 600
};
void setup() {
}
void loop() {
for (int i = 0; i < 8; i++) {
tone(speakerPin, melody[i]);
delay(noteDurations[i]);
noTone(speakerPin);
delay(100);
}
delay(1000);
tone(speakerPin, 1000);
delay(200);
noTone(speakerPin);
delay(200);
tone(speakerPin, 1500);
delay(200);
noTone(speakerPin);
delay(1000);
}
