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YANGJIE GBU2508
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
13
specifications
Core information
- Product name
- YANGJIE GBU2508
- Type
- GBU
- Minimum package
- 20 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- YANGJIE
- Electronic Component
- GBU2508
- Electronic Component
- 1
- Package
- GBU
- Electronic Component
- 5.7g
- Electronic Component
- 1
- Electronic Component
- BM0230875405
- Electronic Component
- Electronic Component
- Electronic Component
- 20
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
GBU2508 产品概述
一、产品简介
GBU2508 是扬杰（YANGJIE）提供的一款单相整流桥（GBU 封装），面向通用交流整流场合。器件设计用于中高压电源一次侧整流，结构紧凑、封装可靠，适合板级安装与中小功率电源模块使用。
二、主要参数
- 正向压降 Vf：1.0V @ 12.5A（标注测量条件）
- 直流反向耐压 Vr：800V
- 整流电流（平均）：3.5A
- 反向电流 Ir：≤5μA @ 800V
- 非重复峰值浪涌电流 Ifsm：300A
- 工作结温范围：-55℃ ~ +150℃（Tj）
- 类型：单相整流桥
- 封装：GBU（桥堆封装）
- 品牌：YANGJIE（扬杰）
三、参数解读与工程意义
- Vf = [email protected]：该正向压降在较高测试电流下给出，有利于评估导通功耗（Pd ≈ Vf × I）。在额定平均整流电流 3.5A 条件下实际功耗会更低，但热设计仍应按最坏情况考虑。
- Vr = 800V 与 Ir ≤5μA：高耐压且低反向漏电，适合高压整流前端，漏电小有利于待机能耗与高压隔离安全。
- Ifsm = 300A：对短时浪涌（如充电电容的峰值充电电流）有较好承受能力，但需按脉冲波形和重复频率参照厂方浪涌曲线确认使用限制。
- 工作结温宽范围提高了在极端环境下的可靠性，但器件平均载流能力依赖于散热条件，应进行降额设计。
四、典型应用
- 开关电源（SMPS）前端整流
- 适配器与充电器整流桥
- 工业电源与控制器的高压整流
- 灯具驱动、电机驱动电路等需承受冲击电流的场合
五、热管理与使用建议
- GBU 封装需良好热路径：建议在 PCB 上配合大铜箔、通孔或散热片使用，保证结温低于器件额定值以延长寿命。
- 浪涌保护：若侧重频繁充电电容或感性冲击，应加入启动限流、电阻或 NTC，或采用适当的浪涌抑制元件，避免超出 Ifsm 和重复脉冲限制。
- 考虑 Vf 与功耗：在连续 3.5A 工作时，按实际 Vf（通常低于 1.0V）计算损耗并设计散热。
- 反向耐压余量：设计时应保留足够的安全裕度以应对瞬态过压，必要时配合 TVS 或 RC 吸收电路。
六、可靠性与选型注意
- 校对数据表：上面给出的 Vf 条件（12.5A）与平均整流电流（3.5A）存在差异，选型时应以厂家完整数据表与浪涌曲线为准。
- 焊接与温度循环：遵循厂方推荐的焊接温度和回流曲线，避免热应力导致封装裂纹或引脚疲劳。
- 电路保护：为提高系统可靠性，建议在整流桥前后增加熔断、温度监测与过压保护机制。
总结：GBU2508 以 800V 高耐压、低反向漏电和较强浪涌承受力为主要特点，适合中高压一次侧整流应用。合理的热设计与浪涌保护是确保长期可靠工作的关键，具体电气及热参数应参考扬杰完整规格书并结合实际应用环境进行降额设计。
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