WMSIC Electronic Components

DOWO P6KE62A

ModelP6KE62A
PackageDO-15
BrandDOWO
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
DOWO P6KE62A
Type
DOWO
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
DOWO
Electronic Component
P6KE62A
Electronic Component
1
Package
DO-15
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.45g
Electronic Component
1
Electronic Component
BM0264801983
Voltage
85V
Current(Ir)
1uA
Voltage(VBR)
58.9V
Electronic Component
Electronic Component
Electronic Component
2000

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

P6KE62A(东沃DOWO)单向瞬态抑制二极管产品概述

一、产品基本定位

P6KE62A是东沃(DOWO)品牌推出的单向瞬态抑制二极管(TVS),属于P6KE系列中62V等级的防护器件,采用DO-15轴向塑料封装。该器件核心作用是快速钳位电路中的瞬态过压(如雷击浪涌、静电放电、开关浪涌等),具备响应速度快(纳秒级)、钳位电压稳定、漏电流小等特点,广泛适配工业控制、通信、电源等领域的低压电路防护需求。

二、核心电气参数详解

TVS管的保护性能由电气参数直接决定,P6KE62A的关键参数及实际意义如下:

  1. 反向截止电压(Vrwm):53V
    器件正常工作时可承受的最大反向直流电压,即电路无浪涌时,反向偏置下的安全电压上限。系统正常工作电压需低于此值,避免器件误击穿。
  2. 击穿电压(Vbr):58.9V(典型值)
    反向偏置下,器件进入雪崩击穿的电压。该参数为典型值(实际范围通常±10%),是判断器件是否正常导通的核心指标。
  3. 钳位电压(Vc):85V(@Ipp)
    峰值脉冲电流(Ipp)流过时,器件两端的电压被钳位至该值,是保护后端电路的关键——需确保Vc低于被保护器件的最大耐受电压(如芯片的最大输入电压)。
  4. 峰值脉冲电流(Ipp):7.06A
    10/1000μs标准浪涌波形下,器件可承受的最大峰值电流。该参数与脉冲功率直接关联,计算公式为(P_{pp}=V_c \times I_{pp})(验证:85V×7.06A≈600W,符合参数)。
  5. 峰值脉冲功率(Ppp):600W
    10/1000μs波形下的最大脉冲功率容量,是器件浪涌耐受能力的核心体现。
  6. 反向漏电流(Ir):1μA(@Vrwm)
    反向截止电压下的漏电流,该值极小,说明器件截止特性优异,对电路正常工作无明显干扰。

三、封装与物理特性

P6KE62A采用DO-15轴向塑料封装,具备以下实用特点:

  • 结构设计:轴向双引线设计,塑料外壳封装,内部为硅基PN结结构,抗机械冲击能力强;
  • 尺寸规格:标准DO-15尺寸(长度≈7.6mm,直径≈2.5mm),体积小巧,适配PCB插件或导线连接;
  • 耐环境性能:典型工作温度范围-55℃~+150℃,符合工业级宽温要求,可在恶劣环境下稳定工作。

四、典型应用场景

P6KE62A的电压等级及功率容量,使其适用于以下场景的瞬态过压保护:

  1. 低压直流电源:5V/12V/24V/48V电源输出端,抑制开关浪涌或雷击浪涌;
  2. 工业通信接口:RS485、RS232、CAN总线等接口,防止静电放电(ESD)或浪涌损坏接口芯片;
  3. 工业控制模块:PLC输入输出口、传感器模块、电机驱动电路,避免瞬态过压导致的元器件损坏;
  4. 消费电子辅助电源:充电器、智能家居设备的电源输入端,提升产品抗浪涌能力;
  5. 小型仪器仪表:万用表、示波器的输入端口,保护前端敏感电路。

五、选型与应用注意事项

为确保P6KE62A的保护效果,应用时需注意以下要点:

  1. 电压匹配:系统正常工作电压需≤53V(Vrwm),避免长期接近击穿状态;
  2. 功率裕量:实际浪涌功率需低于600W(Ppp),建议预留20%~30%余量应对极端浪涌;
  3. 极性确认:单向TVS需反向接被保护端(阴极接高压端,阳极接低压端),接反会导致保护失效;
  4. 散热设计:DO-15封装散热能力有限,若浪涌频繁,需缩短引线长度或增加散热措施;
  5. 并联扩容:单管功率不足时,可并联多个同型号器件(极性一致),提升总功率容量。

P6KE62A作为一款高性价比的单向TVS管,凭借稳定的电气参数、可靠的封装及宽适配场景,是低压电路瞬态过压保护的常用选型之一。

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