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Product Spec Banner
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RT9120S 是具有 2x30W 8Ω BTL 連接揚聲器驅動能力的身歷聲音訊功率放大器，它採用 I<sup>2</sup>S 輸入介面，轉換效率高，2x10W 輸出效率可達 94%，無需使用散熱器。</br>它內建防爆裂音功能，能在各種使用條件下避免揚聲器出現爆裂聲。它也同時具備過熱保護、過流保護、過壓保護、欠壓保護和錯誤上報功能。</br>RT9120S 使用的 I<sup>2</sup>S 標準介面採用 3 線連接，支援左對齊、右對齊和 TDM 格式資料，輸入信號的取樣速率範圍為 8kHz-192kHz。</br>RT9120S 內含 DRC 功能，支援靈活的輸入混響和功率削頂。
RT9120S 電路圖
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<div class="spec-list"><ul class="lv1"><li>输入电压范围：4.5V-26.4V </li><li>支持 1.8V、3.3V 输入、输出接口 </li><li>可设置 4 个独立地址 </li><li>1.0 模式输出功率：1x53W (4Ω, 22V, THD + N = 1%) </li><li>2.0 模式输出功率：2x30W (8Ω, 24V, THD + N = 1%) </li><li>信噪比最高达 113dB </li><li>1W 输出时， THD + N = 0.03% </li><li>基底噪声：35μV </li><li>8Ω 负载、2x10W 输出效率高达 94% </li><li>R<sub>DS(ON)</sub> = 90mΩ </li><li>PWM 工作频率最高达 1.536MHz </li><li>信号采样率：8kHz-192kHz </li><li>支持多通道 TDM 格式数据 </li><li>内建防爆裂音功能 </li><li>DRC 滤波器参数可调 </li><li>内建直流阻断滤波器 </li><li>内建热折返功能 </li><li>欠压闭锁保护、过压保护、过流保护、过热保护和直流保护 </li><li>无需使用电感 </li><li>VQFN-32L 热强化封装 </li><li>符合 RoHS 规范，不含卤素 </li></ul></div>
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RT9120S 訂購資訊
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RT9120S
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<div class="spec-list"><ul class="lv1"><li>液晶電視 </li><li>顯示器 </li><li>家用音響 </li><li>娛樂設備 </li><li>電子音樂設備 </li></ul></div>
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