60VIN/120VOUT Dual LED Controller with Exponential PWM and Scalable Dimming

DESCRIPTION The LT®8355-1 a dual-channel DC/DC controller designed to drive two strings of high current LEDs. The fixed frequency, current mode architecture results in stable operation over a wide range of supply and output voltages. Voltage feedback pins serve as the inputs for several LED

60VIN/120VOUT Dual LED Controller with Exponential PWM and Scalable Dimming

FEATURES - Two independent High Voltage LED Driver Controllers Channels 128:1 Internal Exponential PWM Dimming - Two-Pin Multiplying Analog Dimming (CH2) - Spread Spectrum Frequency Modulation - 20,000:1 External PWM Dimming at 100Hz - Rail-to-Rail LED Current Sensing: 0V to 120V - ±2 LED

具有 4A 开关电流的 60V LED 驱动器

LT3952A 是一款具内部 60V、80mΩ DMOS 电源开关的电流模式升压型 DC/DC 转换器。LT3952A 专为驱动采用多种配置的高功率 LED 而特别设计。。它将输入和输出电流调节环路与输出电压调节相结合，以充当一个灵活的电流/电压源。\n\n 可编程开关频率和任选的扩频调制可降低 EMI，同时仍然实现了针对效率或组件尺寸的外部组件优化。LED 电流可通过一个外部检测电阻器进行编程，并能利用 CTRL 引脚上的一个电压在零标度至全标度的范围内进行调节。外部 PWM 输入提供 LED 接通/关断控制和 4000:1 调光比，而一个内部 PWM 发生器则为独立型或 I/O • 4000:1 True Color PWM™ 调光\n• 4A、60V 内部 DMOS 开关\n• 宽输入电压范围：3V 至 42V\n• 0V 至 60V 输出电流调节（带监视器）\n• 适用于 PWM 和输出断开功能的 PMOS 开关驱动器\n• LED 短路保护和 SHORTLED 标记\n• 内部展频 (SSFM)\n• 恒流和恒压调节;

60V LED Driver with 4A Switch Current

文件：2.19023 Mbytes Page：30 Pages

封装/外壳：28-SOIC（0.173"，4.40mm 宽）裸露焊盘 包装：管件 描述：IC LED DRVR RGLTR PWM 4A 28TSSOP 集成电路（IC） LED 驱动器

封装/外壳：28-SOIC（0.173"，4.40mm 宽）裸露焊盘 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC LED DRVR RGLTR PWM 4A 28TSSOP 集成电路（IC） LED 驱动器

FULL-BRIDGE PWM MOTOR DRIVER

Designed for bidirectional pulse-width modulated current control of inductive loads, the A3952S– is capable of continuous output currents to ±2 A and operating voltages to 50 V. Internal fixed off-time PWM current-control circuitry can be used to regulate the maximum load current to a desired valu

FULL-BRIDGE PWM MOTOR DRIVER

Designed for bidirectional pulse-width modulated current control of inductive loads, the A3952S– is capable of continuous output currents to ±2 A and operating voltages to 50 V. Internal fixed off-time PWM current-control circuitry can be used to regulate the maximum load current to a desired valu

FULL-BRIDGE PWM MOTOR DRIVER

Designed for bidirectional pulse-width modulated current control of inductive loads, the A3952S– is capable of continuous output currents to ±2 A and operating voltages to 50 V. Internal fixed off-time PWM current-control circuitry can be used to regulate the maximum load current to a desired valu

Enhanced Single Cell Lithium-Ion Battery Protection IC

文件：35.56 Kbytes Page：5 Pages

Enhanced Single Cell Lithium-Ion Battery Protection IC

文件：35.56 Kbytes Page：5 Pages