WMSIC Electronic Components

UMW ESD0504F

ModelESD0504F
PackageSOT-363
BrandUMW
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
UMW ESD0504F
Type
UMW
Minimum package
3000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
UMW
Electronic Component
ESD0504F
Electronic Component
1
Package
SOT-363
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.031g
Electronic Component
1
Cj- Capacitor
0.2pF
Electronic Component
BM0228594261
Voltage
15V
Electronic Component
IEC 61000-4-4;IEC 61000-4-2
Current(Ir)
1uA
Voltage(VBR)
9V
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

ESD0504F 产品概述

一、产品简介

ESD0504F 是友台半导体(UMW)推出的一款低电容瞬态电压抑制器(TVS),封装为 SOT-363,专为5V等级接口的静电放电(ESD)和电快速瞬变(EFT)保护设计。器件提供高峰值脉冲能量吸收能力,同时保持极低的结电容,适合对信号完整性要求高的高速数据线保护。

二、主要电气参数与意义

  • 钳位电压(Vc):15V — 在峰值脉冲作用下,将保护电压限制在15V 左右,保护后端器件免受更高电压损害。
  • 击穿电压(Vbr):9V — 进入雪崩导通区域的起始电压,保证在超过此电压时迅速导通泄放能量。
  • 反向截止电压(Vrwm):5V — 建议工作电压不超过5V,适配常见的 USB、I²C 等5V类总线。
  • 峰值脉冲功率(Ppp):60W @ 8/20µs — 在8/20µs脉冲标准下可吸收高达60W 的瞬态能量,满足一般接口的冲击防护需求。
  • 结电容(Cj):0.2pF — 极低的电容值对高速差分或单端信号影响极小,有利于保持信号完整性与高速传输性能。
  • 反向电流(Ir):1µA — 漏电小,适合对静态功耗敏感的系统。
  • 防护等级:符合 IEC 61000-4-2(静电放电)与 IEC 61000-4-4(电快速瞬变)测试要求。

三、典型应用场景

  • USB、HDMI、DP 等高速接口的输入/输出保护。
  • 手机、平板、消费类电子的外部接口和按键电路防护。
  • 工业控制、通信设备中对抗静电与脉冲干扰的 I/O 保护。
  • 摄像头模组、传感器接口等对低电容要求高的信号链路。

四、封装与 PCB 布局建议

  • SOT-363 小体积封装适合高密度布局,推荐将器件放置在受保护接口与 PCB 引脚之间的最靠近端口位置,以缩短输入到器件的 PCB 路径。
  • 将器件的地引脚通过近距离过孔接入底层或地平面,保持低阻抗回流路径;若为多通道器件,应尽量使用集中地或单点接地策略,避免地环路。
  • 对于高速差分对,确保放置位置对称,最小化走线长度和不对称性,以降低串扰与插入损耗。
  • 注意焊接温度曲线,避免超出封装工艺允许范围,出厂前参考厂方回流焊资料。

五、选型建议与对比

  • 若系统工作电压稳定在5V 且对高速信号完整性有较高要求,ESD0504F 的 0.2pF 结电容和 1µA 漏电非常合适。
  • 需较高能量吸收(超过60W)或用于更高工作电压系统时,应选用额定 Ppp 或 Vrwm 更适配的 TVS 器件。
  • 对比同类产品时,重点关注钳位电压、结电容与峰值功率三项指标,以兼顾保护能力与信号影响。

六、可靠性与认证

ESD0504F 满足 IEC 61000-4-2 与 IEC 61000-4-4 等电磁兼容测试标准,适用于需要通过相关抗干扰测试的消费与工业电子产品。实际设计中建议配合系统级滤波与布局优化,通过整机测试验证最终抗扰度。

如需获得器件原理图接法、封装尺寸或完整参数表(Datasheet),建议联系 UMW(友台半导体)或经销商获取最新资料,以确保设计与可靠性验证符合项目要求。

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