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CJ ESDBL3V3D5
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- CJ ESDBL3V3D5
- Type
- CJ
- Minimum package
- 8000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- CJ
- Electronic Component
- ESDBL3V3D5
- Electronic Component
- 1
- Package
- SOD-523
- Electronic Component
- Electronic Component
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.012g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 15pF
- Electronic Component
- BM0235662494
- Operating Temperature
- 55℃~+150℃
- Voltage
- 10V
- Electronic Component
- IEC 61000-4-2
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESDBL3V3D5 TVS二极管产品概述
一、产品简介与定位
ESDBL3V3D5 是 CJ（江苏长电/长晶）推出的一款单路双向瞬态电压抑制（TVS）二极管，封装为小型 SOD-523，专为 3.3V 工作电压的接口与电源线提供 ESD 及浪涌保护。器件类型为 ESD 防护元件，满足 IEC 61000-4-2 静电放电防护要求，适合移动设备、消费电子、通信模块及各种接口保护应用。
二、主要电气参数（关键指标）
- 极性：双向（适用于有正负瞬态的信号线）
- 反向截止电压 Vrwm：3.3V（推荐用于 3.3V 系统）
- 击穿电压 Vbr：6V（典型）
- 钳位电压 Vclamp：10V（在 8/20µs 浪涌条件下）
- 峰值脉冲电流 Ipp：7A @ 8/20µs
- 峰值脉冲功率 Ppp：70W @ 8/20µs
- 反向电流 Ir：400nA（低漏电流，有利于节能与高阻抗电路）
- 结电容 Cj：15pF（中等电容，适合多数数字信号线）
- 通道数：单路
- 工作温度：-55℃ ～ +150℃
- 封装：SOD-523（极小尺寸，便于贴片布局）
三、应用场景与性能优势
该器件适用于 3.3V 电源轨、GPIO、串行总线、差分/单端信号线、射频模块接口等场景。双向结构能有效钳制正负方向的瞬态电压；较低的漏电流保证在待机或低功耗模式下对系统影响最小；15pF 的结电容在多数控制与通信线路上不会引入明显失真，但对超高速差分接口（例如多吉比以太网或高速串行链路）需按具体带宽评估。
四、封装与使用建议
SOD-523 小封装便于在空间受限的板级保护中使用，建议将器件尽可能靠近需保护的接口或连接器放置，以缩短走线和降低寄生电感。焊接时按厂家推荐的回流曲线操作，避免过热导致器件性能退化。对于频繁遭受高能量浪涌的应用，可串联限流电阻或配合更高能量等级的浪涌抑制器使用。
五、选型要点与注意事项
- 若目标线路对信号完整性要求极高，应关注 Cj 的影响，必要时选用更低电容的 TVS 器件或在系统上测量时序与抖动。
- 3.3V 系统选型时，Vrwm 与系统最大工作电压需匹配，避免误触发或无法有效钳制。
- 对于长期可靠性，关注器件在高温与高湿环境下的老化特性及封装可靠性。
- 参考应用：消费电子接口、工业控制信号线、通信模块外部引脚、板级 ESD 测试点等。
总结：ESDBL3V3D5 以其小封装、双向保护、低漏电与中等结电容，在 3.3V 系统的板级 ESD/浪涌防护中提供了平衡的性能与成本，是常见的通用级保护选择。
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