SMA4F18A数据手册电路保护的TVS-二极管规格书PDF

描述 Description

The SMA4F Transil series are designed to protect sensitive circuits against transient surges.
The planar technology makes it compatible with high-end circuits where low leakage current and high junction temperature are required to provide long term reliability and stability.

特性 Features

• Peak pulse power: 400 W (10/1000 μs) and 2.5 kW (8/20 μs)
• Stand-off voltage range from 5 V to 188 V
• Unidirectional type
• Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C
• Operating Tj max: 175 °C
• High power capability at Tj max.: up to 200 W (10/1000 µs)
• Lead finishing: matte tin plating

简介

SMA4F18A属于电路保护的TVS-二极管。由制造生产的SMA4F18ATVS - 二极管TVS 二极管是一种半导体器件，可用于限制或阻止特定电压电平的浪涌。该系列产品使用二极管（只能单向导电的元器件）进行设计。TVS 是 Transient Voltage Suppression/Suppressor（瞬态电压抑制/抑制器）的首字母缩写。类型包括转向（轨至轨）或齐纳，具有单向通道、双向通道、电压 – 反关态、电压 – 击穿、电压 – 箝位、电流 – 峰值脉冲、功率 – 峰值脉冲和电源线路保护等特征。