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1Smb20at3 TVS/ESD 20V 18.5A 3W DO-214AA/SMB-20v marking LV
极性 Polarization | 单向 Unidirectional |
反向关断电压/工作电压VRWM Reverse Standoff Voltage | 20V |
反向击穿电压VBR Breakdown Voltage | 23.35V |
峰值脉冲耗散功率PPPM Peak Pulse Power Dissipation | 600W |
峰值脉冲电流IPPm Peak Forward Surge Current | 18.5A |
额定耗散功率Pd Power dissipation | 3W |
Description & Applications | 600 Watt Peak Power Zener Transient Voltage Suppressors;Features • Working Peak Reverse Voltage Range − 5.0 V to 170 V • Standard Zener Breakdown Voltage Range − 6.7 V to 199 V • Peak Power − 600 W @ 1.0 ms • ESD Rating of Class 3 (>16 kV) per Human Body Model • Maximum Clamp Voltage @ Peak Pulse Current • Low Leakage < 5.0 uA Above 10 V • UL 497B for Isolated Loop Circuit Protection • Response Time is Typically < 1.0 ns • Pb−Free Packages are Available |
描述与应用 | 600瓦峰值功率齐纳二极管瞬态电压抑制器;特性 •工作峰值反向电压范围 - 5.0 V至170 V •标准齐纳击穿电压范围 - 6.7 V至199 V •峰值电力 - 600 W@1.0ms •每人体模型ESD额定值的类3(>16千伏) •最大钳位电压峰值脉冲电流 •低漏高于10 V<5.0 UA •UL497B用于隔离回路的电路保护 •响应时间通常<1.0ns •无铅包可用 |