WMSIC Electronic Components

RUILON P6KE22A

ModelP6KE22A
PackageDO-15
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 P6KE22A
Type
RUILON
Minimum package
2000 盒

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
P6KE22A
Electronic Component
1
Package
DO-15
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.331g
Electronic Component
1
Electronic Component
BM0265618179
Operating Temperature
55℃~+150℃
Voltage
30.6V
Current(Ir)
1uA
Voltage(VBR)
23.1V
Electronic Component
Electronic Component

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

P6KE22A 瞬态抑制二极管(TVS)产品概述

一、产品基本信息

RUILON(瑞隆源)推出的P6KE22A是一款单向瞬态抑制二极管(TVS),属于P6KE系列防护器件,核心定位为中功率、宽温环境下的过压防护。产品采用DO-15直插封装(引脚间距2.54mm,兼容标准插件焊接工艺),型号命名逻辑清晰:

  • “P6KE”:代表峰值脉冲功率600W、封装DO-15的TVS系列;
  • “22”:标称击穿电压22V(典型值23.1V);
  • “A”:标识单向防护(仅对特定方向的瞬态过压进行抑制,反向无防护能力),适配单向脉冲干扰为主的电路场景。

二、核心电性能参数详解

P6KE22A的参数围绕“瞬态过压防护”核心需求设计,关键指标如下:

1. 电压类关键参数

  • 反向截止电压(Vrwm):18.8V
    指器件正常工作时允许施加的最大反向直流电压,此时器件处于截止状态,漏电流极小,不会影响电路正常功能。需注意:电路正常工作电压需低于此值(建议1.2~1.5倍余量),避免误击穿。
  • 击穿电压(Vbr):23.1V(典型值)
    反向击穿的起始电压,当电路出现瞬态过压超过此值时,TVS快速导通,将电压钳位在安全范围,响应时间通常<1ns。
  • 钳位电压(Vc):30.6V(8/20μs脉冲下)
    TVS导通后能钳制的最高电压,直接决定后端敏感器件的安全阈值。P6KE22A的钳位比(Vc/Vbr≈1.32)属于常规TVS的典型水平,可有效保护中高压电路中的MCU、传感器等器件。

2. 脉冲防护能力

  • 峰值脉冲电流(Ipp):20A(10/1000μs波形)
    10/1000μs是模拟雷击浪涌的标准波形(上升时间10μs,半峰值时间1000μs),20A的峰值电流能力可应对中等强度的瞬态脉冲(如设备启停感应过压、小型雷击浪涌)。
  • 峰值脉冲功率(Ppp):600W(同波形)
    器件能承受的最大瞬态功率,是P6KE系列的核心标识,覆盖多数消费电子、工业控制的防护需求。

3. 其他性能

  • 反向漏电流(Ir):1μA(Vrwm下)
    远低于常规TVS的漏电流上限(通常<10μA),可减少静态功耗,适配低功耗电路(如便携式设备)。
  • 工作温度范围:-55℃~+150℃
    符合工业级宽温要求,可在极端环境(如高温工业炉、低温户外设备)中稳定工作,无需额外温度补偿。

三、典型应用场景

P6KE22A的参数特性使其适用于中功率、宽温环境下的单向瞬态防护,典型场景包括:

  1. 工业控制电路:PLC输入输出接口、温度/压力传感器信号端的浪涌防护——宽温范围适配工业现场高低温变化,20A脉冲电流应对设备启停感应过压;
  2. 汽车电子模块:车载OBD接口、胎压监测(TPMS)传感器、车身控制单元(BCM)的电源/信号端防护——汽车级宽温(-40℃~+125℃)完全覆盖,单向防护匹配汽车电路单方向干扰;
  3. 消费电子接口:路由器、机顶盒电源端口、USB 2.0/3.0接口的静电/浪涌防护——600W功率应对常见雷击浪涌(1.2/50μs波形)和ESD脉冲;
  4. 通信设备:小型基站、无线AP的射频接口、以太网端口防护——单向防护适配单端信号传输的干扰特性。

四、选型与使用注意事项

1. 电压匹配原则

需确保Vrwm(18.8V)高于电路正常工作电压的1.2~1.5倍(如12V电路需Vrwm≥14.4V,P6KE22A满足);同时钳位电压(30.6V)需低于后端敏感器件的最大耐受电压(若后端为低电压MCU,需配合分压或多级防护)。

2. 功率/电流验证

若电路瞬态功率超过600W,需并联多个P6KE22A或选择更高功率型号(如1.5KE系列);需注意脉冲波形(10/1000μs vs 8/20μs)对参数的影响,实际应用需参考干扰波形。

3. 封装与安装

DO-15为轴向直插,焊接时引脚留2~3mm避免虚焊;器件需靠近被防护电路输入端(如电源入口、信号接口)安装,减少引线电感对防护效果的影响。

4. 极性确认

单向TVS极性不可接反:带色环端为负极(K),另一端为正极(A),使用时A接被防护端,K接地,接反则无法防护。

五、品牌与可靠性说明

RUILON(瑞隆源)是国内专注过压防护器件的制造商,P6KE22A通过RoHS 2.0、REACH环保认证,符合工业级可靠性标准(高温存储、温度循环测试)。产品采用玻璃钝化芯片工艺,具有低漏电流、高脉冲寿命(多次脉冲后性能衰减<5%)的特点,满足批量工业应用的一致性要求。

综上,P6KE22A是一款性价比高、适配性强的单向TVS,可广泛应用于工业、汽车、消费电子等领域的瞬态过压防护场景。

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