DRV8821 Dual Stepper Motor Controller and Driver

1 Features 1• Dual PWM Microstepping Motor Driver – Built-In Microstepping Indexers – Up to 1.5-A Current Per Winding – Three-Bit Winding Current Control Allows up to Eight Current Levels – Low MOSFET On-Resistance – Selectable Slow or Mixed Decay Modes • 8-V to 32-V Operating Supply Volta

40V, 2A BOOST LED DRIVER

Description The AL8821 is a boost converter that delivers an accurate constantcurrent for MR16 and similar LED Lamps. With proprietary control scheme, the LED driver is compatible with many commonly used electronic transformers and provides designs with High Power Factor (PF) and low Total Harm

2×4.5W/3.7V, adaptive boost, ultra-low EMI, high signal-to-noise ratio, Class G two-channel audio amplifier

Features  2×4.5W output power  Adaptive boost for multiple power rails  Automatic gain control (ALC)  Low battery voltage detection  Ultra-low EMI  Fully differential circuit structure for strong anti-interference capabilities  Power-up and power-down pop-click noise suppression  0

Air solenoid valve

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BOOST LED DRIVER

文件：270.8 Kbytes Page：14 Pages

250mA Hi-PSRR, Low-Quiescent LDO with In-Rush Current Control For USB Application

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