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RENESAS PS8101-F3-AX PS8101
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RENESAS PS8101-F3-AX
- Type
- SOP-5-175MIL
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RENESAS
- Electronic Component
- PS8101-F3-AX
- Electronic Component
- 1
- Package
- SOP-5-175mil
- Electronic Component
- Logic Output Optocoupler
- Electronic Component
- 0.202g
- Electronic Component
- 1
- Channel Count
- 1
- CMTI(kV/us)
- 15kV/us
- Electronic Component
- 1Mbit/s
- Electronic Component
- BM0257222493
- Operating Temperature
- 55℃~+100℃
- Operating Voltage
- 4.5V~35V
- Type
- DC
- Output Voltage
- 35V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
PS8101-F3-AX 产品概述
一、产品简介
PS8101-F3-AX 是瑞萨（RENESAS）推出的一款单通道逻辑输出光耦，面向需要电气隔离且具备中等速率数据传输的工业与电源控制场景。器件采用 DC 输入，输出为逻辑级信号，集成高隔离性能与较好的共模瞬变抗扰性，适用于隔离数据信号与控制回路。
二、主要技术参数
- 输入类型：DC
- 工作电压范围：4.5 V ～ 35 V
- 隔离电压（Vrms）：3.75 kV
- 传输速率：1 Mbit/s
- 通道数：1（单通道）
- 工作温度：-55 ℃ ～ +100 ℃
- 传播延迟：tpLH = 800 ns，tpHL = 1.2 µs
- 共模瞬变抗扰性（CMTI）：15 kV/µs（典型）
- 耗散功率 Pd：100 mW
- 封装：SOP-5, 175 mil（窄体 SOP-5 175mil 尺寸）
三、关键特性与优势
- 高隔离强度：3.75 kVrms 的隔离等级满足多数工业和电源隔离要求，能有效分离高压侧与低压侧信号。
- 良好的瞬变抗扰能力：15 kV/µs 的共模瞬变抗扰性，有助于在开关电源、电机驱动等含有剧烈 dv/dt 的环境中保持信号完整性。
- 适合中速数字信号：1 Mbit/s 的传输速率配合亚微秒级别的传播延迟，适用于多种控制与监测链路的逻辑级隔离。
- 宽工作温度范围：-55～+100 ℃ 适合严苛环境与工业级应用。
- 小型封装：SOP-5（175 mil）便于 PCB 布局与批量化生产。
四、典型应用场景
- 隔离式数字信号传输：MCU/FPGA 与高压侧逻辑信号隔离。
- 电源与逆变器控制：PWM 参考或状态回传的隔离。
- 工业控制与自动化：PLC 输入/输出隔离、传感器信号隔离。
- 测试测量设备：在高压测试台中传输低压逻辑信号而保持人员与设备安全。
五、封装与可靠性建议
- 使用 SOP-5（175 mil）封装时，注意焊接工艺控制与回流温度曲线，避免过热影响器件可靠性。
- 由于器件隔离为 3.75 kVrms，PCB 设计应结合器件的爬电距离与气隙要求，保证符合系统的安全隔离规范。
- 在高 dv/dt 环境下，推荐在输入/输出侧增加适当的滤波与去耦，减少误触发概率。
六、设计注意事项
- 虽然器件提供逻辑输出，但实际系统中应根据输出侧负载选择合适的上拉/下拉电阻，并注意耗散功率限制（Pd=100 mW）以防过热。
- 布局时将高压侧与低压侧走线分区，避免穿越隔离区域；关键信号的旁路电容应靠近对应引脚放置以提高抗扰性。
- 在需要更高隔离或更快响应的场合，应评估是否需要更高等级器件或补充隔离措施。
以上为 PS8101-F3-AX 的产品概览及工程应用要点，供器件选型与系统设计参考。如需更详细的电气特性曲线、引脚定义或参考电路，请参阅瑞萨官方数据手册。
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