WMSIC Electronic Components

Littelfuse P6SMB18A

Littelfuse P6SMB18A
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Product image

ModelP6SMB18A
PackageDO-214AA
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 26+

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Technical data

Product details

20 specifications

Core information

Product name
Littelfuse P6SMB18A
Type
LITTELFUSE
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
LITTELFUSE
Electronic Component
P6SMB18A
Electronic Component
1
Package
DO-214AA
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.204g
Electronic Component
1
Electronic Component
BM0000001869
Operating Temperature
65℃~+150℃
Voltage
25.5V
Electronic Component
IEC 61000-4-4；IEC 61000-4-2
Current(Ir)
1uA

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

P6SMB18A 产品概述

产品介绍

P6SMB18A 是一款高性能的瞬态电压抑制器（TVS），专为保护敏感电子设备免受瞬态电压和电流冲击的影响而设计。该器件由 Littelfuse（美国力特）生产，具有出色的电压和电流处理能力，能够有效保护电路免受各种瞬态浪涌的损害。P6SMB18A 由于其广泛的适用性和优良的性能，适用于各种工业和商业电子设备。

关键规格

  • 极性：单向（Unidirectional），适合用于直流电路的瞬态保护。
  • 击穿电压：最小击穿电压为 17.1V（V_BR），确保在高于该电压的情况下开始导通，从而为负载提供保护。
  • 反向关断电压：典型值为 15.3V（V_R），这表明在正常运行条件下，器件不会产生电流泄漏。
  • 箝位电压：在峰值脉冲电流（I_pp）25.5V 时的箝位电压确保了在浪涌事件发生时，为保护电路而维持的安全电压水平。
  • 峰值脉冲电流：器件能够承受高达 24.2A 的峰值脉冲电流（10/1000μs），能够有效应对瞬态电流冲击。
  • 功率处理能力：该器件的峰值脉冲功率为 600W，能够在瞬态事件下提供强大的保护能力。
  • 工作温度范围：适用的工作温度范围为 -55°C 至 150°C，使其能够在极端环境条件下稳定运行。
  • 封装类型：采用 SMB（DO-214AA）封装，适合表面贴装。

应用场景

P6SMB18A 的设计使其在广泛的应用场合中表现出色，以下是一些典型应用场景：

  1. 电源线路保护：可以有效保护电源线路免受雷电、静电和电磁干扰等瞬态脉冲的影响，特别适用于通信设备和计算机电源。
  2. 电子消费类产品：在手机、平板电脑和其他消费类电子产品中，为内部电路提供过压保护，确保长时间稳定运行。
  3. 工业自动化设备：在工业应用中，保护传感器、PLC（可编程逻辑控制器）和其他控制电路，防止外部浪涌对设备造成损害。
  4. 汽车电子系统：由于其适应高温和极端环境的能力，P6SMB18A 也非常适合用于汽车电子产品中的过压保护。

对比分析

与其他同类产品相比，P6SMB18A 以其较低的反向关断电压和较高的箝位电压，提供了相对优越的电流保护能力。其设计考虑了瞬态电压抑制器在不同工作环境中的表现，使其在工业、消费和汽车领域均具备较高的可靠性与灵活性。

结论

P6SMB18A 是一款高效、可靠的瞬态电压抑制器，凭借其出色的电气特性和广泛的应用范围，成为保护电子设备的理想选择。其在高性能要求和极端环境条件下的表现，展示了 Littelfuse 在瞬态电压抑制技术领域的专业能力。无论是开发新产品还是进行系统保护，P6SMB18A 都能为设计师提供优越的解决方案。

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