PAM8403 क्लास-D एम्पलीफ़ायर पिनआउट

पिन

Audio in: L, G (audio ground), R
Power: +5V (2.5–5.5V), GND
Speakers: L+ / L− and R+ / R− — 4–8Ω, 3W per channel at 5V/4Ω
Outputs are bridged (BTL): NEVER join speaker minuses together or to ground
No output capacitors needed — that is the class-D point

विनिर्देश

Amplifier IC	PAM8403 (filterless class-D, stereo)
सप्लाई वोल्टेज	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
आउटपुट प्रकार	Bridge-tied load (BTL) — each speaker floats, never grounded
Efficiency	Up to ≈ 90%
Channels	2 (stereo)
IC package	SOP-16

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