Diagrama de pines

Pines de Amplificador de clase D PAM8403

Pines

Amplifier IC	PAM8403 (filterless class-D, stereo)
Tensión de alimentación	2.5–5.5 V
Output power	3 W per channel into 4 Ω at 5 V (10% THD)
Speaker load	4–8 Ω per channel
Tipo de salida	Bridge-tied load (BTL) — each speaker floats, never grounded
Efficiency	Up to ≈ 90%
Channels	2 (stereo)
IC package	SOP-16

Amplificador operacional doble (DIP-8, p. ej. LM358)Example part: LM358 (LM2904 for automotive/wide temperature); Tensión de alimentación: 3–32 V single, or ±1.5–±16 V dual; Supply current: ≈ 0.5–0.7 mA…
Amplificador operacional cuádruple LM324 (DIP-14)Amplifiers: 4 per package, shared supply pins; Tensión de alimentación: 3–32 V single, or ±1.5–±16 V dual; Supply current: ≈ 0.7 mA typ for all four amps
Transistor NPN/PNP (TO-92)Example parts: NPN: 2N3904, 2N2222A, BC547; PNP: 2N3906, BC557; Collector–emitter voltage: 2N3904 / 2N2222A: 40 V; BC547: 45 V (PNP versions: −40 / −45…
Matriz Darlington ULN2803 (DIP-18)Example part: ULN2803A; Channels: 8 Darlington pairs, open-collector (sinking) outputs; Output voltage: 50 V max
Optoacoplador PC817 (DIP-4)Isolation voltage: 5000 V rms; Tensión directa de LED: ≈ 1.2 V typ, 1.4 V max at 20 mA; LED forward current: 50 mA max; typically driven at 5–10 mA
MOSFET de canal N (TO-220, p. ej. IRLZ44N)Example part: IRLZ44N (logic-level); Drain–source voltage: 55 V max; Drain current: 47 A max at 25 °C case (limited by heat in practice)
Módulo ADC de 16 bits ADS1115 (I2C, breakout de 10 pines)ADC IC: TI ADS1115; Resolution: 16-bit; Sample rate: 8–860 samples/s, programmable
Amplificador de potencia de audio LM386Tensión de alimentación: LM386N-1/-3: 4–12 V; LM386N-4: 5–18 V; Quiescent current: ≈ 4 mA typ at 6 V; Output power: N-1: 325 mW (6 V, 8 Ω); N-3: 700 mW…