40V/2.5A 两通道 H 桥驱动芯片

SS8841 为打印机和其它电机一体化应用提供 一种双通道集成电机驱动方案。SS8841 有两路 H 桥驱动，每个 H 桥可提供最大峰值电流 2.5A 和均 方根电流 1.75A(在 24V 和 Ta = 25°C 适当散热条 件下)，可驱动两个刷式直流电机，或者一个双极 步进电机，或者螺线管或者其它感性负载。双极步 进电机可以以整步、2 细分、4 细分运行，或者用 软件实现高细分。\n\n SS8841 的每一个 H 桥的功率输出模块由 N 型 功率 MOSFET 组成。每个 H 桥包含整流电路和限 流电路。简单的并行数字控制接口，衰减模式可选 择为快衰减，慢衰减和混合衰减。 SS8841 双通道 H 桥电流控制电机驱动器 –单个或两个有刷直流电机 –一个步进电机\n\nPWM 控制接口\n\n固定频率下电流控制可选择 – 2 bits 电流控制，提供 4 个电流台阶\n\n低导通阻抗的金属氧化物半导体场效应晶体管 (MOSFET) – 24V，Ta = 25°C 时可实现 2.5A 最大驱动 电流 – 24V，Ta= 25°C 时 RDS(on)为 350mΩ（典 型值 HS + LS）\n\n8.2~40V 工作电压范围\n\n睡眠模式低电流\n\n内置 3.3V 基准电压\n\n带散热片的表面贴装封装\n\n保护特性 – 过流保护 (OCP) – 热关断 (TSD)  – ;

LEADPOWER

率能半导体

I2C-bus controlled PAL/NTSC/SECAM TV processors

FEATURES The following features are available in all IC’s: · Multi-standard vision IF circuit with an alignment-free PLL demodulator without external components · Alignment-free multi-standard FM sound demodulator (4.5 MHz to 6.5 MHz) · Audio switch · Flexible source selection with CVBS swi

文件：419.98 Kbytes 页数：68 Pages

PHI

飞利浦

I2C-bus controlled PAL/NTSC/SECAM TV processors

FEATURES The following features are available in all IC’s: · Multi-standard vision IF circuit with an alignment-free PLL demodulator without external components · Alignment-free multi-standard FM sound demodulator (4.5 MHz to 6.5 MHz) · Audio switch · Flexible source selection with CVBS swi

文件：419.98 Kbytes 页数：68 Pages

PHI

飞利浦

MEMORY HiCORDER

Isolated 16-Channel Recording Network Recording Instrument for LAN MEMORY HiCORDER 8841, 8842 is a recording instrument with a unique shape which can be used with A4-wide recording paper, large-sized color screens, desktops, or flatbeds. The new addition of LAN support enables its use wi

文件：2.16725 Mbytes 页数：12 Pages

ASM-SENSOR

INSULATED PC SPACERS/SUPPORTS

INSULATED PC SPACERS / SUPPORTS • Board will be electrically insulated, eliminates need for insulating washers • Easy snap-in assembly • No tool required for installation • Designed for .062(1.57) thick boards • One piece design eliminates the need for additional screws and nuts • Slim desig

文件：326.71 Kbytes 页数：1 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

AUTOMOTIVE 40V 1A/1.5A STEP-DOWN LED DQRIVER

Description The AL8841Q is a hysteresis mode DC-DC step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage. The device can operate from an input supply between 4.5V and 40V and provide an externally adjus

文件：1.3131 Mbytes 页数：17 Pages

DIODES

美台半导体