40V, 9A, Low IQ Synchronous Step-Up Silent Switcher with Input Disconnect and PassThru

FEATURES  Silent Switcher™ Architecture  Ultralow EMI Emissions  Optional Spread Spectrum Frequency Modulation  Integrated 40V, 9A Power Switches  Output Short Protection/Inrush Current Reduction  Wide Input Voltage Range: 2.8V to 40V  Output Voltage Programmable up to 36V  Option

Boost, Flyback, SEPIC and Inverting Controller

FEATURES n Wide Input Voltage Range: 2.9V to 40V n Positive or Negative Output Voltage Programming with a Single Feedback Pin n Current Mode Control Provides Excellent Transient Response n Programmable Operating Frequency (100kHz to 1MHz) with One External Resistor n Synchronizable to an E

具 5A、40V 开关的升压、反激式、SEPIC 和负输出转换器

LT®3957A 是一款宽输入电压范围、电流模式、DC/DC 转换器，该器件能够产生正或负输出电压。它可以被配置为一个升压、反激式、SEPIC 或负输出转换器。它具有一个内部低端 N 沟道功率 MOSFET，此 MOSFET 的额定规格针对 40V/5A 而拟订，并从一个内部已调 5.2V 电源来驱动。其固定频率、电流模式架构在一个很宽的电源电压和输出电压范围内实现了稳定的操作。\n\n LT3957A 的工作频率可利用一个外部电阻器来设定 (可设置范围为 100kHz 至 1MHz)，并能够采用 SYNC 引脚来使其同步至一个外部时钟。由于具有一个很低的 3V 最小工作电源电压和一 • 宽输入电压范围：3V 至 40V\n\n• 可利用单个反馈引脚来设置正或负输出电压\n\n• 内部 5A/40V 电源开关\n\n• 电流模式控制提供超卓的瞬态响应\n\n• 可利用一个外部电阻器来设置工作频率 (100kHz 至 1MHz)\n\n• 可同步至一个外部时钟\n\n• 低停机电流：<1μA\n\n• 内部 5.2V 低压差稳压器\n\n• 具迟滞的可编程输入欠压闭锁\n\n• 可编程软起动\n\n• 耐热性能增强型 QFN (5mm x 6mm) 封装;

28V, 5A Low IQ Synchronous Step-Up Silent Switcher with PassThru

文件：1.9815 Mbytes Page：24 Pages

Boost, Flyback, SEPIC and Inverting Converter with 5A, 40V Switch

文件：559.58 Kbytes Page：28 Pages

No RSENSE Current Mode Boost DC/DC Controller

文件：302.67 Kbytes Page：20 Pages

Synchronous SEPIC/ Inverting/Boost Controller with Output Current Control

文件：646.79 Kbytes Page：44 Pages

Boost, Flyback, SEPIC and Inverting Converter with 5A, 40V Switch

文件：559.58 Kbytes Page：28 Pages

封装/外壳：36-WFQFN，28 引线，裸露焊盘 功能：升压，升压/降压 包装：管件 描述：IC REG MULTI CONFG ADJ 5A 36QFN 集成电路（IC） 稳压器 - DC-DC 开关稳压器

封装/外壳：36-WFQFN，28 引线，裸露焊盘 功能：升压，升压/降压 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC REG MULTI CONFG ADJ 5A 36QFN 集成电路（IC） DC DC 开关稳压器

FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER

The A3957SA and A3957SLB are designed for driving one winding of a bipolar stepper motor in a microstepping mode. The outputs are rated for continuous output currents to ±1.5 A and operating voltages to 50 V. Internal pulse-width modulated (PWM) current control combined with an internal four-bit n

FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER

The A3957SA and A3957SLB are designed for driving one winding of a bipolar stepper motor in a microstepping mode. The outputs are rated for continuous output currents to ±1.5 A and operating voltages to 50 V. Internal pulse-width modulated (PWM) current control combined with an internal four-bit n

FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER

The A3957SA and A3957SLB are designed for driving one winding of a bipolar stepper motor in a microstepping mode. The outputs are rated for continuous output currents to ±1.5 A and operating voltages to 50 V. Internal pulse-width modulated (PWM) current control combined with an internal four-bit n

1.3 AMP LOW DROPOUT 3.3 FIXED VOLTAGE REGULATOR APPROVED TO SMD 5962-98590

文件：44.73 Kbytes Page：4 Pages

1.3 AMP LOW DROPOUT 3.3 FIXED VOLTAGE REGULATOR APPROVED TO SMD 5962-98590

文件：44.73 Kbytes Page：4 Pages