WMSIC Electronic Components

ElecSuper S8050

ModelS8050
PackageSOT-23
BrandElec Super
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Elec Super S8050
Type
ELECSUPER
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ELECSUPER
Electronic Component
S8050
Electronic Component
1
Package
SOT-23
Electronic Component
1 NPN
Electronic Component
Transistor(BJT)
Electronic Component
0.03g
Electronic Component
1
Electronic Component
BM0230661614
Transistor Type
NPN
Frequency(f T)
150MHz
Power Dissipation(Pd)
300mW
Electronic Component
Electronic Component
Electronic Component
3000
Collector Current(Ic)
500mA

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

S8050 产品概述

S8050 是一款面向通用开关与低频放大的 NPN 晶体管,ElecSuper(静芯微)以 SOT-23 小封装形式发布,兼顾体积与性能,适用于便携设备与密集 PCB 布局场景。该器件在 25V 的集电极—射极耐压范围内,能够提供高达 500mA 的瞬间集电极电流,直流电流增益 (hFE) 典型值为 120,特征频率 (fT) 达 150MHz,适合在中高频切换与宽带信号放大场合使用。

一、主要电气参数概览

  • 晶体管类型:NPN
  • 最大集电极电流 Ic:500mA
  • 集电极-射极击穿电压 Vceo:25V
  • 最大耗散功率 Pd:300mW(在规定环境温度与散热条件下)
  • 直流电流增益 hFE:120(典型)
  • 特征频率 fT:150MHz(典型)
  • 集电极截止电流 Icbo:100nA(典型、在规定偏置下)
  • 集电极饱和电压 VCE(sat):600mV(典型、在测试条件下)
  • 射基击穿电压 Vebo:5V
  • 封装:SOT-23
  • 品牌:ElecSuper(静芯微)

注:以上为典型和最大额定值,实际设计时应参照完整规格书中的测试条件和典型曲线进行评估。

二、产品特点与优势

  • 小尺寸封装(SOT-23),便于表面贴装,适合空间受限的设计。
  • 低噪声、较高 hFE,使其在信号放大初级级或驱动级表现良好,能够减小基极偏置电流需求。
  • fT 达 150MHz,支持高于音频的宽带信号处理与快速开关应用。
  • 500mA 峰值集电极电流能力满足常见的小电流负载驱动(如 LED 阵列、低压继电器驱动等)。
  • 低 Icbo(100nA)和合理的 VCE(sat)(约 600mV)平衡了静态漏电与饱和损耗,适合低功耗应用的切换场合。

三、典型应用场景

  • 通用开关元件:用于低压逻辑电平控制的小功率开关。
  • 低频前级放大:音频与传感器信号的前置放大。
  • 驱动电路:驱动小功率继电器、继电器线圈、单色 LED 阵列或作为多级放大器的中间驱动级。
  • 电平转换与缓冲:在 TTL/CMOS 与外设之间做电平隔离与驱动缓冲。
  • 高频开关与宽带放大:在要求较高开关速度或中高频信号放大(VHF 较低端)场合可取得良好性能(需参考频率响应曲线)。

四、设计与注意事项

  • 散热与耗散能力:封装 Pd 为 300mW,SOT-23 自身散热能力有限;在连续大电流工作时应通过 PCB 铜箔热沉、良好通风及适当电流限制来避免过热和热失效。尽量避免长时间在额定最大值工作。
  • 饱和损耗与驱动要求:VCE(sat) 典型为 600mV,开关饱和时会产生较大功耗。设计开关驱动时需保证基极驱动电流足够,以缩短开关时间并降低饱和压降,但同时需注意基极极限电压 Vebo(5V)与基极过流保护。
  • hFE 随电流与温度变化:直流电流增益在不同 Ic 与温度下会显著变化,精密放大器设计应考虑负反馈或选用恒流偏置电路以稳定工作点。
  • ESD 与可靠性:SOT-23 器件对静电敏感,建议在生产与调试过程中采取常规静电防护措施(如接地腕带、离子风枪等)。

五、封装与引脚说明(示例)

  • 封装:SOT-23,3 引脚小外形,适合自动贴装与波峰/回流焊工艺。
  • 常见引脚排列(请以生产商实际数据手册为准):1—基极(B),2—射极(E),3—集电极(C)。在设计布线时务必参考 ElecSuper 官方封装和引脚定义。

六、选型与替代建议

选择 S8050 时,应综合考虑电压、最大集电极电流、功耗与封装散热能力。如果电流或功率需求高于该器件额定,应选用更大封装(如 TO-92、SOT-223)或专用功率晶体管;若对频率响应有更高要求,可选用 fT 更高的射频晶体管。对于低饱和压降要求的开关应用,也可以选择低 VCE(sat) 的专用深饱和或肖特基补偿器件。

总结:ElecSuper(静芯微)S8050 是一款面向通用开关与放大应用的 NPN 小功率晶体管,SOT-23 封装使其适合现代小型化电路设计。合理的散热设计与恰当的偏置电路可以使其在嵌入式、消费电子及工业控制等多种场景中稳定工作。有关详尽的测试条件、极限值与典型曲线,请参考 ElecSuper 官方完整规格书。

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