带 PD 接口的全集成 802.3af 以太网受电设备，集成 13W 原边调节反激或降压转换器

MP8007H 是一款集成式 IEEE 802.3af 受电设备，带 PD 接口和电源变换器适合隔离式或非隔离式 13W PoE 应用。\n\n PD 接口具有 IEEE 802.3af 的全部功能，包括检测、分类、120mA 浪涌电流限制功能、840mA 工作限流和 100V 热插拔 MOSFET。\n\n DC/DC 变换器使用固定峰值电流和变频断续导通模式（DCM）来调节恒定输出电压。在反激模式下，采用原边控制，无需光电耦合器反馈，简化了设计。降压模式可最大限度地缩小非隔离应用的解决方案尺寸。180V 集成功率 MOSFET 可针对各种宽工作电压应用优化该设备。\n\ • 兼容 802.3af 规范\n• 支持 13W 以太网供电应用\n• 300kHz 最大开关频率\n• 100V 0.48Ω PD 热插拔 MOS 管\n• 120mA PD 浪涌电流\n• 受电设备工作限流：840mA\n• 支持适配器ORing 供电\n• 集成 180V 开关功率 MOSFET\n• 支持原边控制反激拓扑，无需光电耦合器反馈\n• 支持下管降压转换器\n• 高达 3A 可编程开关峰值电流限\n• 过载保护、过压保护、反馈开路保护和过温保护\n• 最大限度地减少外部所需元器件\n• 采用 QFN-28（4mmx5mm）封装;

5V VOLTAGE REGULATOR WITH WATCHDOG TIMER

5 V Voltage Regulator with Watchdog Timer The TA8007AS is an IC specially designed for microcomputer systems. It incorporates a highly accurate constant-voltage power supply (5±0.25V) and various system reset functions. For system reset, it monitors the output voltage of VREG×88 and has a watchdo

5V VOLTAGE REGULATOR WITH WATCHDOG TIMER

The TA8007S、 TA8007F is an IC specially designed for microcomputer systems. It incorporates a highly accurate constant-voltage power supply (5±0.25V) and various system reset functions. For system reset, it monitors the output voltage of VREG×92 and has a watchdog timer which can self-diagnose the

5V VOLTAGE REGULATOR WITH WATCHDOG TIMER

The TA8007S、 TA8007F is an IC specially designed for microcomputer systems. It incorporates a highly accurate constant-voltage power supply (5±0.25V) and various system reset functions. For system reset, it monitors the output voltage of VREG×92 and has a watchdog timer which can self-diagnose the

Double multiprotocol IC card interface

文件：159.65 Kbytes Page：36 Pages

Double multiprotocol IC card interface

文件：159.65 Kbytes Page：36 Pages