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KUU SMBJ150A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- KUU SMBJ150A
- Type
- KUU
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- KUU
- Electronic Component
- SMBJ150A
- Electronic Component
- 1
- Package
- SMB
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.18g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Electronic Component
- BM0264548726
- Operating Temperature
- 55℃~+150℃
- Voltage
- 243V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 167V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SMBJ150A 产品概述
一、产品简介
SMBJ150A 是 KUU 品牌的一款单向瞬态电压抑制二极管（TVS），采用 SMB 塑料封装并使用玻璃钝化芯片结工艺。该器件专为保护电源线和信号线免受瞬态过电压冲击设计，在 10/1000μs 波形下具有 600W 的峰值脉冲功率能力，适用于需要中高压抑制的应用场景。
二、主要特性
- 单向极性，便于直流电源线保护。
- 反向截止电压（Vrwm）150V，适合高压直流系统保护。
- 钳位电压典型 243V，提供良好的过压限制能力。
- 峰值脉冲功率 Ppp = 600W（10/1000μs），峰值脉冲电流 Ipp = 2.5A。
- 击穿电压 VBR = 167V，低齐纳阻抗，钳位性能稳定。
- 典型反向漏电流 Ir ≤ 1 μA（在规定测试条件下）。
- 响应速度快，通常从 0V 到最小击穿电压小于 1.0 ps（快速浪涌吸收）。
- 工作温度范围宽：-55℃ ~ +150℃。
- 保证高温焊接：265℃，10 秒。
三、电气参数（主要规格）
- 极性：单向
- 反向截止电压 Vrwm：150V
- 击穿电压 VBR：167V
- 钳位电压 Vc（典型）：243V
- 峰值脉冲电流 Ipp：2.5A
- 峰值脉冲功率 Ppp：600W（10/1000μs）
- 反向电流 Ir：≤1 μA（典型）
- 通道数：单路
- 工作温度：-55℃ ~ +150℃
- 封装：SMB（塑料，玻璃钝化芯片结）
四、典型应用
- 工业电源和配电保护（高压直流或直流总线）
- 通信设备和基站的电源防护
- 逆变器、驱动器等电力电子设备的输入保护
- 仪器仪表、安防设备、UPS 等对瞬态抑制有要求的系统
五、封装与可靠性
SMB 塑料封装便于手工/波峰焊与回流焊接，玻璃钝化芯片结提高了长期稳定性和抗湿性能。器件通过高温焊接测试（265℃/10s）保证在常见回流工艺下的可靠性。工作温度范围宽，适合苛刻环境使用。
六、使用建议与注意事项
- 放置位置：尽量靠近需保护的端口或电源输入端，最短的引线/走线可降低串联电感并提高抑制效果。
- 热量管理：在重复或高能量冲击场合考虑合适的散热与并联/串联配置或配合熔丝限制能量。
- 极性注意：为单向器件，接法应确保在正常工作电压下为反向偏置状态。
- PCB 布局：建议宽铜箔连接、短走线并避免形成环路，必要时增加阻抗元件以限制过冲。
- 安规与认证：如用于汽车等特殊领域，请确认是否需要额外资格认证（如 AEC-Q101）。
七、品牌与封装信息
- 品牌：KUU
- 型号：SMBJ150A
- 封装：SMB（单路、单向 TVS）
SMBJ150A 以其高能量吸收能力、低齐纳阻抗和快速响应适合对中高压直流和脉冲能量有可靠抑制需求的应用。购买与设计使用时请参考 KUU 官方数据表以获取完整的测试条件和典型特性曲线。
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