WMSIC Electronic Components

PANJIT P4SMAJ33CA-AU_R1_000A1 P4SMAJ33CA

ModelP4SMAJ33CA-AU_R1_000A1
PackageSMA(DO-214AC)
BrandPANJIT
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
PANJIT P4SMAJ33CA-AU_R1_000A1
Type
PANJIT
Minimum package
1800 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PANJIT
Electronic Component
P4SMAJ33CA-AU_R1_000A1
Electronic Component
1
Package
SMA(DO-214AC)
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.09g
Electronic Component
1
Electronic Component
BM0230257478
Operating Temperature
55℃~+150℃
Voltage
53.3V
Current(Ir)
1uA
Voltage(VBR)
40.6V
Electronic Component
Electronic Component
Electronic Component
1800

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

P4SMAJ33CA-AU_R1_000A1 产品概述

一、产品简介

P4SMAJ33CA-AU_R1_000A1 是强茂(PANJIT)系列高能量瞬态电压抑制二极管(TVS),设计用于吸收瞬态过电压并保护敏感电子电路免受浪涌和静电放电损害。该器件在10/1000μs波形下能提供高达400W的峰值脉冲功率,适用于工业电源、通信及接口保护等应用场合。

二、主要性能参数

  • 反向截止电压 Vrwm:33 V(标称驻波电压,作为稳态工作电压参考)
  • 击穿电压 Vbr:40.6 V(典型)
  • 钳位电压 Vc:53.3 V(于指定脉冲条件下)
  • 峰值脉冲电流 Ipp:7.5 A(对应10/1000μs波形时)
  • 峰值脉冲功率 Ppp:400 W(10/1000μs)
  • 反向电流 Ir:1 μA(在 Vrwm 下的典型泄漏)
  • 工作温度范围:-55 ℃ 至 +150 ℃
  • 器件类型:TVS 二极管(瞬态抑制)
  • 品牌/封装:PANJIT,SMA(DO-214AC)表面贴装

三、典型应用场景

  • DC电源总线的浪涌保护(如24V或30V系统)
  • 通信接口与基站电源防护
  • 工业控制设备、电机驱动及配电单元的输入过压保护
  • 继电器、传感器接口和防雷保护电路

四、封装与机械信息

器件采用 SMA(DO-214AC)表面贴装封装,适配常见 PCB 贴装工艺。SMA 封装体积小、散热路径短,便于在空间受限的电路板上实现局部保护。封装上通常带有极性标记,请按数据手册与 PCB 足迹一致放置。

五、选型与设计建议

  • 若工作电压接近或低于33 V,P4SMAJ33CA 可作为稳态和浪涌保护的首选;若系统允许更低钳位电压以保护下游芯片,应考虑更低钳位等级或并联限制元件。
  • 钳位电压53.3 V 为脉冲条件下典型值,设计 PCB 与下游元件时需确保该电压下器件和周边电路承受能力。
  • 在高能脉冲环境中,建议在保护点提供低电感的回流路径,减小走线阻抗以提升保护效果。
  • 多路保护或更高能量需求时,可并联或选用更高 Ppp 等级的 TVS,但并联时需考虑均流与热分布问题。

六、可靠性与注意事项

  • 器件工作温度宽(-55 ℃ 至 +150 ℃),适合高温与苛刻工业环境,但在高温下长期使用应关注漏电流与寿命变化。
  • SMT 贴装时应遵循制造商的回流焊规范及 IPC 标准,避免过高峰值温度或过长高温暴露造成器件损伤。
  • 为保证长期可靠性,建议在设计中预留适当的热散逸空间,并避免频繁承受高能脉冲而未做热管理。

七、总结

P4SMAJ33CA-AU_R1_000A1 是一款面向中高电压直流系统与工业通信接口的高能量 TVS 器件,具备 400W/10/1000μs 的强抗浪涌能力、低漏电和宽温度范围,适用于各种需要稳健瞬态抑制的场合。最终选型与应用方案应参考完整的数据手册与实际测试结果,以确保在目标系统中的可靠性与保护效果。若需电气时序、回流曲线或封装引脚图等详细资料,请参照厂商技术手册。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.