LM5149-Q1 80-V Automotive, Synchronous, Buck, DC/DC Controller with Ultra-Low IQ and Integrated Active EMI Filter

1 Features • AEC-Q100 qualified for automotive applications: – Device temperature grade 1: –40°C to +125°C ambient operating temperature • Functional Safety-Capable – Documentation available to aid functional safety system design • Two integrated EMI mitigation mechanisms – Active EMI Filt

文件：5.82863 Mbytes 页数：70 Pages

TI

德州仪器

LM5148-Q1 80-V, Automotive, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1 Features • AEC-Q100 qualified for automotive applications: – Device temperature grade 1: –40°C to +125°C ambient operating temperature • Functional Safety-Capable – Documentation available to aid functional safety system design • Integrated EMI mitigation – Selectable dual random spread

文件：6.0505 Mbytes 页数：67 Pages

TI

德州仪器

LM5149 80-V, Synchronous, Buck, DC/DC Controller with Ultra-Low IQ and Integrated Active EMI Filter

1 Features • Functional Safety-Capable – Documentation available to aid functional safety system design • Two integrated EMI mitigation mechanisms – Active EMI Filter for enhanced EMI performance at lower frequencies – Selectable dual random spread spectrum (DRSS) for enhanced EMI performa

文件：6.12985 Mbytes 页数：72 Pages

TI

德州仪器

LM25148-Q1 42-V, Automotive, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

1 Features • AEC-Q100 qualified for automotive applications: – Device temperature grade 1: –40°C to +125°C ambient operating temperature • Functional Safety-Capable – Documentation available to aid functional safety system design • Integrated EMI mitigation – Selectable dual random spread

文件：5.58512 Mbytes 页数：66 Pages

TI

德州仪器

LM5149-Q1 80-V Automotive, Synchronous, Buck, DC/DC Controller with Ultra-Low IQ and Integrated Active EMI Filter

1 Features • AEC-Q100 qualified for automotive applications: – Device temperature grade 1: –40°C to +125°C ambient operating temperature • Functional Safety-Capable – Documentation available to aid functional safety system design • Two integrated EMI mitigation mechanisms – Active EMI Filt

文件：5.82863 Mbytes 页数：70 Pages

TI

德州仪器

LM25149 42-V Synchronous Buck DC/DC Controller with Ultra-Low IQ and Integrated Active EMI Filter

文件：2.98337 Mbytes 页数：49 Pages

TI

德州仪器

具有超低 IQ 和集成有源 EMI 滤波器的 80V 汽车类同步降压直流/直流控制器

LM5149-Q1 是一款 80V 超低 IQ 同步降压直流/直流控制器，适合高电流单输出应用。该控制器使用峰值电流模式控制架构，可实现简单环路补偿、快速瞬态响应和出色的负载和线路调节性能。 LM5149-Q1 可设置为以双相模式运行，实现精确的电流共享，适合高电流应用。它可在低至 3.5V 的 VIN 和接近 100% 的占空比（如果需要）下运行。\n\n LM5149-Q1 有两个独特的 EMI 降低特性：有源 EMI 滤波器和双随机展频 (DRSS)。有源 EMI 滤波器可检测直流输入总线上的任何噪声或纹波电压，并注入异相消除信号以减少干扰。DRSS 将低频三角调制与高频随机调制 • 符合面向汽车应用的 AEC-Q100 标准： \n• 提供功能安全 \n• 两个集成式 EMI 缓解机制 \n• 可选双随机展频 (DRSS)，可增强低频和高频频带上的 EMI 降低性能\n• 将外部差分模式输入滤波器尺寸减小了 50% 并降低了系统成本\n• 多功能同步降压直流/直流控制器 \n• 1% 精度、3.3V/5V/12V 固定电压或 0.8V 至 55V 可调输出电压\n• 关断模式电流：2.3µA\n• 最多可堆叠两个相位\n• 开关频率范围为 100kHz 至 2.2MHz \n• 固有保护特性，可实现稳健的设计 \n• 使能和 PGOOD 功能\n• ;

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德州仪器

包装：盒 类别：开发板，套件，编程器 评估板 - DC/DC 与 AC/DC（离线）SMPS 描述：LM5149-Q1 EVALUATION MODULE, 72-

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德州仪器