WMSIC Electronic Components

RUILON RLST236A054LV

ModelRLST236A054LV
PackageSOT-23-6
BrandRUILON
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
RUILON RLST236A054LV
Type
RUILON
Minimum package
3000

Technical parameters

Electronic Component
RUILON
Electronic Component
RLST236A054LV
Electronic Component
1
Package
SOT-23-6
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.039g
Electronic Component
1
Cj- Capacitor
1.5pF
Electronic Component
BM0257712391
Voltage
10V
Electronic Component
IEC 61000-4-2
Current(Ir)
5uA
Voltage(VBR)
6V
Electronic Component
3000

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

RLST236A054LV 产品概述

一、产品简介

RLST236A054LV 是瑞隆源(RUILON)推出的一款单向(单极性)ESD保护二极管,封装为 SOT-23-6。该器件针对高速信号线与5V电源轨的电静电放电(ESD)保护进行了优化,描述信息已校验通过(校验通过!)。典型应用包括移动终端、相机模组、USB/串行与视频接口以及各种低压数字 I/O 保护场景。

二、主要电气参数

  • 极性:单向(单极)
  • 反向截止电压 Vrwm:5 V(建议用于不超过5V的工作电压轨或接口)
  • 钳位电压(Vclamp):10 V(在标准8/20μs脉冲条件下)
  • 峰值脉冲电流 Ipp:4 A @ 8/20 μs
  • 峰值脉冲功率 Ppp:48 W @ 8/20 μs
  • 击穿电压(Vbr):6 V
  • 反向电流 Ir:≤ 5 μA(在标称 Vrwm 下)
  • 结电容 Cj:约 1.5 pF(适合高速信号)
  • 防护等级:符合 IEC 61000-4-2 标准
  • 类型:ESD 抑制器

三、核心特性与优势

  • 低结电容(1.5 pF):对高速数据线(如 MIPI、USB、LVDS)影响小,能保持信号完整性。
  • 低漏电流(≤5 μA):适合电池供电与低功耗电路,减少静态损耗。
  • 有效的钳位能力:在 8/20 μs 测试波形下,能将脉冲电压钳位至约 10 V,降低下游器件受损风险。
  • 小封装(SOT-23-6):便于在空间受限的模块或接口板上布局,多通道保护更灵活。
  • 符合 IEC 61000-4-2 标准:具备系统级 ESD 抗扰性设计基础。

四、典型应用场景

  • 手机、平板及消费类电子的外部接口(耳机、USB、充电口)
  • 相机模组、摄像头信号线保护
  • 工业与汽车电子中的低压数字信号保护(须确认工作环境与温度)
  • 各类传感器与微处理器的 I/O 端口防护

五、布局与使用建议

  • 放置位置:尽可能靠近受保护的连接器或 PCB 引出点,缩短走线长度以减小感应与寄生电阻。
  • 接地处理:确保保护二极管的接地端与系统地线低阻连接,必要时使用单点大地或短回流路径。
  • 电源配合:若保护 5V 电源轨,注意 Vrwm 与系统工作电压的裕量,避免在正常工作下触及器件反向截止边界。
  • 多通道保护:SOT-23-6 可实现多路保护集成,合理安排通道分配以节省 PCB 面积。

六、选型与注意事项

  • 工作电压匹配:Vrwm 为 5 V,适用于 5 V 及以下电路;若系统存在高压瞬态或继电器冲击,应考虑额外抑制元件或更高 Vrwm 的器件。
  • 钳位电压评估:10 V 的钳位对于大多数逻辑与 I/O 芯片是保护性的,但对于对电压极为敏感的器件,应评估能否承受瞬态钳位电压或采用级联保护方案。
  • 峰值规范理解:Ipp 与 Ppp 基于 8/20 μs 波形,实际系统 ESD/浪涌波形可能不同,系统级试验仍然必要。
  • 温度与可靠性:在高温或频繁冲击环境下,关注器件的热耗散与长期可靠性。

七、可靠性与测试建议

  • 建议在整机层面进行 IEC 61000-4-2 气放电与接触放电测试,验证系统接地与器件布局的实际防护效果。
  • 对于关键接口可追加 IEC/ISO 及行业特定雷击、浪涌测试,确保在预期工况下稳定工作。

八、结论

RLST236A054LV 以其低电容、低漏电、较高脉冲吸收能力及紧凑封装,适合多种 5V 及高速数据信号的 ESD 保护需求。在设计中通过合理的布局与系统级测试,可显著降低接口处的静电损伤风险,提升产品现场可靠性。若系统存在更高能量或特殊环境要求,建议结合二级保护或选用更高规格的抑制方案。

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