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{"id":49456,"date":"2020-04-24T14:09:27","date_gmt":"2020-04-24T14:09:27","guid":{"rendered":"http:\/\/siratek.net\/?post_type=product&p=49456"},"modified":"2024-06-06T12:57:50","modified_gmt":"2024-06-06T12:57:50","slug":"8403-3w-dual-channel-ultra-mini-digital-amplifier-board","status":"publish","type":"product","link":"https:\/\/siratek.net\/index.php\/product\/8403-3w-dual-channel-ultra-mini-digital-amplifier-board\/","title":{"rendered":"8403 3W Dual Channel Ultra Mini Digital Amplifier Board"},"content":{"rendered":"

Description:<\/span>
\nPower supply: DC2.5-5.5 V
\nOutput power: 3W + 3W (4\u03a9)
\nSNR: 90dB
\nEfficiency: > 90%
\nSize: 15.5\u00d724 mm<\/p>\n

NOTE:
\nPositive and negative power supply can not be reversed
\nPower supply voltage can not exceed 5.5V
\nOn-chip high-gain buffer, please do not change any component parameters , or the IC will be damaged.
\nPlease try to use the input line with shielded cable, you can play a role in immunity, eliminate clutter current sound.
\nBTL output cmos tube drive, can not be negative about the speaker together, that four lines connect the speaker is completely independent, does not allow total access<\/span><\/p>\n<\/body>","protected":false},"excerpt":{"rendered":"