WMSIC Electronic Components

Littelfuse S6X8ESAP

ModelS6X8ESAP
PackageTO-92
BrandLittelfuse
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Littelfuse S6X8ESAP
Type
LITTELFUSE
Minimum package
2000

Technical parameters

Electronic Component
LITTELFUSE
Electronic Component
S6X8ESAP
Electronic Component
1
Package
TO-92
Electronic Component
Thyristor (SCR) / Module
Electronic Component
1g
Electronic Component
1
Electronic Component
BM0258812836
Operating Temperature
40℃~+125℃
Latching Current(Ih)
5mA
Current(It)
800mA
Electronic Component
2000
Voltage(Vtm)
1.7V
Gate Voltage(Vgt)
800mV
Gate Current(Igt)
200uA
Voltage(Vdrm)
600V

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

S6X8ESAP 可控硅(SCR)模块 — Littelfuse(力特)

一、产品概述

S6X8ESAP 是 Littelfuse 提供的一款高电压敏感门控硅(SCR)模块,采用常见的 TO-92 封装,适用于对低触发电流、高耐压和中等通态电流有要求的控制与保护场景。该器件的主要参数包括:门极触发电压 Vgt = 800 mV、门极触发电流 Igt = 200 μA、保持电流 Ih = 5 mA、断态峰值电压 Vdrm = 600 V、通态峰值电压 Vtm = 1.7 V(在 It = 800 mA 时),工作温度范围 -40 ℃ 至 +125 ℃。

二、主要特点

  • 高耐压:600 V 的断态峰值电压,适合高电压直流/交流回路的过压保护与开关控制。
  • 低触发电流:Igt = 200 μA,为“敏感门极”器件,对微弱驱动信号响应灵敏,便于用低功耗控制电路触发。
  • 低门极触发电压:Vgt = 0.8 V,降低驱动电压要求。
  • 中等通态能力:额定通态电流 It = 800 mA,通态压降 Vtm = 1.7 V,适合小功率开关与浪涌吸收场合。
  • 宽工作温度:-40 ℃ 至 +125 ℃,适用于工业环境。

三、典型应用

  • 直流/交流过压保护与浪涌吸收(配合RC或RCD吸收网络)
  • 小功率电机/负载的相位控制与调光电路
  • 检测/放电回路、触发继电器替代方案
  • 家电与工业控制中需要高耐压、低触发门极的保护单元

四、设计与使用建议

  • 门极驱动:由于 Igt 极小(200 μA),建议在门极与驱动源之间并联小电阻或RC滤波,防止噪声误触发;对抗电磁干扰可增加适当的门极电阻(数十至数百欧姆)和去耦电容。
  • 保持与关断:保持电流 Ih = 5 mA,负载或电路需保证在关断时电流降至低于 Ih 才能可靠关断;若为交流回路,零交叉自然关断;直流回路需采用断流或并联阻断方案。
  • 热管理:在 It = 800 mA、Vtm = 1.7 V 条件下瞬时功耗约 1.36 W,TO-92 封装散热能力有限,建议限制连续电流或采用脉冲工作,并在必要时通过散热体或良好通风降低结温。
  • 保护电路:高压场景建议并联合适的限流元件与浪涌吸收器件(如 MOV、RC 吸收网),以防止瞬态峰值损坏。

五、封装与可靠性

  • 封装形式:TO-92,便于手工焊接与穿孔板安装,对应小体积电路布局;注意焊接温度与时长以保护器件。
  • 工作环境:-40 ℃ 至 +125 ℃ 满足常见工业温度等级要求。建议在设计中考虑温度对触发与保持特性的影响,并按厂商数据手册进行热结算与寿命评估。

六、替代与选型注意

选择替代器件时应优先匹配关键参数:Vdrm ≥ 600 V、Igt ≤ 200 μA(或相近)、Ih 相仿以及相同封装类型。若需更高连续电流或更低通态压降,可考虑更大封装或并联多只器件(并联需注意电流均衡问题)。

总结:S6X8ESAP 以其高耐压、低触发电流及宽温度范围,适合需要敏感触发与高压耐受的小功率保护与控制应用。实际设计时请结合热设计与抗干扰措施,确保可靠工作。若需详细电气曲线、封装图及焊接规范,请参阅 Littelfuse 官方数据手册。

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