WMSIC Electronic Components

BOURNS SF-1206F200-2

ModelSF-1206F200-2
Package1206
BrandBOURNS
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BOURNS SF-1206F200-2
Type
BOURNS
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BOURNS
Electronic Component
SF-1206F200-2
Electronic Component
1
Electronic Component
1.6mm
Package
1206
Type
SMD Fuse
Electronic Component
Non-Resettable Fuse
Electronic Component
0.034g
Electronic Component
3.2mm
Electronic Component
0.6mm
I2t
0.181
Electronic Component
1
Electronic Component
50A
Electronic Component
BM0265637818
Operating Temperature
20℃~+105℃

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

SF-1206F200-2 产品概述

一、产品简介

SF-1206F200-2 是 BOURNS 生产的一款贴片式快速熔断保险丝,封装为常见的 1206(3.2mm × 1.6mm),额定电流 2A,额定电压 63V。该器件为 SMD 结构,采用带卷式(T/R)包装,适合自动贴装与回流焊工艺,并通过 UL 相关认证,适用于对响应速度和能量限制要求较高的电路保护场景。

二、主要特性

  • 类型:贴片式快速熔断保险丝(Fast Acting, SMD)
  • 额定电流:2A
  • 额定电压:63V
  • 工作温度范围:-20℃ 至 +105℃
  • 熔断 I2t:0.181 A²s(低 let-through 能量,适合保护敏感半导体)
  • 分断能力:50A(保证在短路时快速安全断开)
  • 尺寸:3.2mm × 1.6mm(1206 封装)
  • 包装与认证:T/R 带卷包装,UL 认证,易于贴片机高速贴装

三、应用场景

该型号适合用于便携式设备、通信设备、存储与计算设备、开关电源、外部适配器以及电池保护等场合。由于其快速熔断特性和较低的 I2t,特别适合对浪涌能量敏感的线路与元件(如 MOSFET、IC 电源引脚、保护二极管等)的过流保护。

四、设计与安装建议

  • 布局:建议将保险丝布置在电源输入或敏感电路的近端,以最小化要保护回路的导线电感与能量传递。
  • 焊接:采用符合 BOURNS 推荐的回流焊工艺,遵循其数据手册中给出的温度曲线,避免超温或过长回流时间。
  • 焊盘与焊膏:选择与 1206 尺寸匹配的焊盘设计与锡膏量,保证稳固的焊点与良好的热传导。
  • 环境与机械应力:避免在强振动或反复弯曲的应用中直接承受机械应力;存储与装配时注意防潮与防污染。

五、选型与认证

SF-1206F200-2 由 BOURNS 提供,具备 UL 认证和带卷式自动化包装,便于量产与品质追溯。选择时请核对电路最大短路电流、允许的熔断时间与 I2t 要求,确保额定电流与分断能力满足系统需求。

六、结语

SF-1206F200-2 以其 1206 紧凑封装、快速熔断特性、低 I2t 能量和 50A 分断能力,为需要快速、可靠过流保护的电子设备提供了经济且易于量产的解决方案。欲获得更详细的回流焊曲线、时间-电流特性曲线与焊盘建议,请参阅 BOURNS 官方数据手册或联系供应商获取技术支持。

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