品牌索引 产品分类 > 小信号开关二极管> 瞬态电压抑制器TVS/ESD> 双极管二极管> 调谐二极管> 齐纳(稳压)二极管> 小信号肖特基二极管> 频带转换二极管> 中/高功率管> 射频PIN二极管> Sinterglass二极管> 整流器 > N沟道(N-Channel)> P沟道(P-Channel)> 双N沟道(Dual N-Channel)> 双P沟道(Dual P-Channel)> 双N和P沟道(Dual N and P-Channel)
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产品介绍 MAX5945Features
♦ IEEE 802.3af Compliant ♦ Pin and Function Compatible with LTC4259A ♦ Controls Four Independent, -48V-Powered Ethernet Ports in Either Endpoint or Midspan PSE Applications ♦ Wide Digital Power Input, VDIG, Common-Mode Range: VEE to (AGND + 7.7V) ♦ PD Violation of Class Current Protection ♦ PD Detection and Classification ♦ Provides Both DC and AC Load Removal Detections ♦ I2C-Compatible, 3-Wire Serial Interface ♦ Fully Programmable and Configurable Operation Through I2C Interface ♦ Current Foldback and Duty-Cycle- Controlled/Programmable Current Limit ♦ Short-Circuit Protection with Fast Gate Pulldown ♦ Direct Fast Shutdown Control Capability ♦ Programmable Direct Interrupt Output ♦ Watchdog Mode Enable Hardware Graceful Takeover |