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L78M12HDTR是芯伯乐(XBLW)推出的工业级固定12V输出线性稳压器,核心作用是将波动的直流输入电压转换为稳定、低噪声的12V直流输出,同时内置保护机制,适配对电源稳定性要求较高的场景。该器件兼容传统78M系列稳压器的逻辑,在纹波抑制、噪声控制上做了优化,适合替代普通78M12用于对电源质量严苛的应用(如模拟电路、传感器供电)。
核心参数直接决定应用边界,关键指标如下:
采用TO-252-2封装(实际为3引脚DPAK表面贴装,简化标注),体积小巧(6.5mm×5.0mm),适配高密度PCB:
该器件适配以下场景:
内置两项核心保护,提升系统抗风险能力:
确保稳定工作需注意:
与ST L78M12对比,L78M12HDTR优势明显:
指标 L78M12HDTR(XBLW) ST L78M12 PSRR@120Hz 80dB 70dB 输出噪声 75uV 100uV 静态电流 6mA 5mA 工作结温范围 -20℃~+125℃ -40℃~+125℃注:ST低温范围更广,但L78M12HDTR在纹波/噪声上更优,适合对电源质量要求高的场景。
该器件以高性价比、优化的纹波噪声特性,成为工业/车载等场景的实用稳压方案。
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Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
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