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JJW CP0640SC
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- JJW CP0640SC
- Type
- JJW
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- JJW
- Electronic Component
- CP0640SC
- Electronic Component
- 1
- Package
- SMB
- Electronic Component
- Thyristor Surge Suppressor (TSS)
- Electronic Component
- 0g
- Electronic Component
- 1
- Electronic Component
- Thyristor Surge Suppressor (TSS)
- Electronic Component
- BM0259704010
- Current(Idrm)
- 1uA
- Switch Voltage(Vs)
- 77V
- Capacitor(Co)
- 60pF
- Current(Ih)
- 120mA
- Voltage(Vt)
- 4V
- Current(It)
- 2.2A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
CP0640SC 产品概述
一、概述
CP0640SC 是捷捷微（JJW）推出的一款半导体放电管（TSS），封装为 SMB（DO-214AA）。器件针对脉冲过压和浪涌能量吸收设计，具有高峰值脉冲承受能力和低静态泄漏，适用于电源线、通信接口及工业设备的浪涌保护。
二、主要参数一览
- 峰值脉冲电流 Ipp (10/1000 μs)：100 A
- 开关电压 Vs：77 V
- 断态峰值电压 Vdrm：58 V
- 通态电压 Vt：4 V（导通后压降）
- 通态电流 It：2.2 A（持续导通能力）
- 维持电流 Ih：120 mA
- 漏电流 Idrm：1 μA（断态微小泄漏）
- 断态电容 Co：60 pF（对信号线影响小）
三、性能特点
- 高浪涌承受力：10/1000 μs 下峰值 100 A，能够吸收短时大能量脉冲。
- 低断态泄漏：1 μA 等级，保证待机功耗低，适合对漏电敏感的系统。
- 适中电容：60 pF，可用于多数低速数据或电源线路，且对信号完整性影响有限。
- 低导通压降：触发导通后 Vt ≈ 4 V，有利于快速钳位过压。
- SMB 封装：适合潮流量产板级保护，便于回流焊装配。
四、典型应用
- 通信基站与交换设备的直流电源浪涌保护（48 V 系统）
- 工业控制与PLC 电源防护
- 电池管理与充电设备的过压/浪涌防护
- 路由器、交换机等网络设备的线路保护
五、设计与选型建议
- 若系统工作电压接近或高于 Vdrm（58 V），需谨慎选型或留足余量；CP0640SC 适合保护低于该电压但需防止瞬态超压的场合。
- 与熔断器或限流器并用以实现更高的保护级别，避免长期大电流发热。
- 对高速差分信号线路要求更低电容时，应评估 60 pF 对信号带宽的影响。
- PCB 布局时加大器件焊盘与散热铜箔，有助于提升重复冲击下的可靠性。
六、可靠性与安装
遵循 SMB 回流焊工艺曲线，避免超温；装配前保持防潮处理。高能量脉冲后建议检查器件状态并在必要时更换以维持保护性能。
总结：CP0640SC 以其 100 A 的脉冲承受能力、低漏电与合理电容，在板级浪涌保护中提供平衡的性能表现，适合多种电源与信号防护场景。
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