Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
TECH PUBLIC PESD03V32D-LC PESD03V32D
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- TECH PUBLIC PESD03V32D-LC
- Type
- TECH PUBLIC
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- TECH PUBLIC
- Electronic Component
- PESD03V32D-LC
- Electronic Component
- 1
- Package
- SOD-323
- Electronic Component
- Electronic Component
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.027g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 1pF
- Electronic Component
- BM0226539285
- Voltage
- 16V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2
- Current(Ir)
- 200nA
- Voltage(VBR)
- 6V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
PESD03V32D-LC 产品概述
一、主要规格
PESD03V32D-LC 是 TECH PUBLIC（台舟电子）推出的一款针对 3.3V 信号线的单路双向 TVS/ESD 防护器件。关键参数如下：
- 钳位电压（Vclamp）：16 V
- 击穿电压（Vbr）：6 V
- 反向截止电压（Vrwm / Vr）：3.3 V
- 峰值脉冲功率（Ppp）：350 W @ 8/20 μs
- 防护等级：满足 IEC 61000-4-2（ESD）与 IEC 61000-4-4（EFT）
- 结电容（Cj）：约 1 pF（低电容，适合高速信号）
- 通道数：单路，极性：双向
- 反向漏电流（Ir）：200 nA
- 封装：SOD-323（小体积、适合贴片）
二、产品特性
- 低电容（≈1 pF）：对高速数据和高频信号线影响小，适合保护 3.3V 串行接口和差分信号。
- 双向设计：可在双向或交流突波场景中工作，无极性限制，适合信号线而非单向电源线。
- 高脉冲能量吸收能力：8/20 μs 突波下可承受 350 W，能有效钳位分布式浪涌和静电放电。
- 低漏电流（200 nA）：在待机或低功耗设备中对系统影响小。
- 小型 SOD-323 封装：节省 PCB 面积，便于自动贴装。
三、典型应用
适用于需要对 3.3V 信号线进行瞬态抑制的场合，例如：
- MCU、FPGA 的 I/O 保护
- 串行接口（UART、I2C、SPI）、GPIO 线防护
- 通讯模块和射频前端的接口保护
- 移动设备、物联网终端、工业控制器的外部端口保护
四、封装与安装建议
- 封装：SOD-323，采用贴片工艺，适合回流焊装配。
- 布局建议：将器件尽量靠近被保护的接口或连接器放置，输入线与器件引脚之间走线尽可能短且直；器件地端应与系统地（GND）通过低阻抗路径连接，必要时在附近布置多个地焊盘或过孔以改善回路。
- 热与机械：SOD-323 为小功率封装，长时间高能冲击会产生热量，应在系统设计中确保有足够散热与安全裕量。
五、选型与使用注意事项
- 确认工作电压：Vrwm = 3.3 V，应高于或等于被保护信号的正常工作电压；若保护电源线或更高电压信号，需选择 Vrwm 更高的型号或单向器件。
- 钳位能力：16 V 的钳位电压在强烈浪涌时能限制电压幅度，但部分敏感器件仍可能受损，系统级保护建议与限流元件（阻抗、熔断器）结合使用。
- 极性匹配：该器件为双向，如在直流电源线路（单向）中使用，需评估是否更合适选择单向 TVS。
- 可靠性评估：在关键应用中建议做实际的 ESD/浪涌试验验证，并关注回流焊工艺对器件的耐温要求（参见厂商封装与焊接说明）。
PESD03V32D-LC 以其低电容、双向保护与较高脉冲功率，适合在 3.3V 信号接口处提供有效的瞬态抑制，是追求小体积、高速信号兼容保护设计的常用选择。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
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.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
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.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
