WMSIC Electronic Components

TECH PUBLIC BV03CW

ModelBV03CW
PackageSOD-323
BrandTECH PUBLIC
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
TECH PUBLIC BV03CW
Type
TECH PUBLIC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TECH PUBLIC
Electronic Component
BV03CW
Electronic Component
1
Package
SOD-323
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.028g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
1pF
Electronic Component
BM0227776289
Operating Temperature
55℃~+125℃
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.

BV03CW 产品概述

一、概述

BV03CW 是台舟电子(TECH PUBLIC)推出的一款单路瞬态抑制二极管(TVS),封装为 SOD-323,专为 3.3V 工作电压系统的瞬态过压保护设计。器件在 8/20µs 浪涌脉冲下可承受高达 250W 的峰值脉冲能量,具有低结电容和宽工作温度范围,适合对速度和可靠性有要求的接口与电源防护场合。

二、主要参数

  • 反向截止电压(Vrwm):3.3V(适配 3.3V 系统)
  • 击穿电压(Vbr):6V(典型)
  • 钳位电压:约 16V(8/20µs 测试条件下)
  • 峰值脉冲功率(Ppp):250W(8/20µs)
  • 反向电流(Ir):≤200nA(在指定 Vrwm 下)
  • 结电容(Cj):≈1pF(适合高速信号线)
  • 通道数:单路;工作温度:-55℃ ~ +125℃
  • 防护等级:符合 IEC 61000-4-2(ESD)与 IEC 61000-4-4(EFT)

三、应用场景

BV03CW 适用于 3.3V 数字接口和控制信号的瞬态保护,例如微控制器 I/O、串口(UART)、I2C/SPI、射频前端控制线、视频/数据接口入口以及工业控制和通信设备的外部接口。低结电容特性使其对高速数据线干扰最小,适合要求信号完整性的场合。

四、封装与安装

SOD-323 小型贴片封装,体积小、引脚短,便于放置于连接器或受保护引脚附近以减小回路电感。推荐 PCB 布局:保护器件尽量靠近受保护引脚布置,走短而粗的接地回路,接地面采用完整地平面以提高瞬态能量散逸能力。

五、使用建议与注意事项

  • BV03CW 为瞬态抑制器件,禁止长时间在钳位状态下连续导通或作为稳压器使用。
  • 选型时确保 Vrwm 与实际工作电压匹配(3.3V 系统推荐),以避免误触发或不足保护。
  • 在高能脉冲场合注意散热和 PCB 散热设计,必要时使用多个器件并联或增加外部限流元件以分散能量。
  • 对高速差分线若对称性敏感,应评估器件对信号延迟与失真影响,尽管 1pF 的结电容已较低,但仍需验证系统级性能。

六、认证与可靠性

器件满足 IEC 61000-4-2(静电放电)与 IEC 61000-4-4(快速瞬态脉冲)防护等级,额定工作温度 -55℃ 至 +125℃,适应较宽温区的工业环境。具体可靠性数据(如循环寿命、ESD 等级数值)建议参考厂商详细资料或样片测试报告。

七、包装与储存

SOD-323 小体积适用于自动贴片生产线。存储时应遵循一般半导体防潮、防静电规定,避免高温高湿环境,按厂商建议的保质期和回流焊工艺参数操作。

八、总结

BV03CW 以其 3.3V 工况匹配、250W 峰值脉冲承受能力、低结电容及小型封装,适合对接口保护、信号完整性和可靠性有综合要求的消费、工业和通信设备。选用时注意布局、热管理与工作状态限制,以获得最佳防护效果与长期可靠性。若需进一步电气特性曲线、封装尺寸或应用参考电路,请向供应商索取完整数据手册。

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