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BLUE ROCKET BAT54J
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- BLUE ROCKET BAT54J
- Type
- BLUE ROCKET
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- BLUE ROCKET
- Electronic Component
- BAT54J
- Electronic Component
- 1
- Package
- SOD-323
- Electronic Component
- Schottky Diode
- Electronic Component
- 0.026g
- Electronic Component
- 1
- Electronic Component
- BM0225820703
- Current
- 200mA
- Diode
- Electronic Component
- Current(Ir)
- 2uA@25V
- (Vf)
- 800mV@100mA
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
- Voltage Rating(Vr)
- 30V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BAT54J 产品概述 — BLUE ROCKET（SOD-323）
一、概述
BAT54J（BLUE ROCKET 品牌，SOD-323 封装）为小功率肖特基整流二极管，针对低压、快速切换和空间受限的表贴应用优化。器件具有较低的正向压降与较小的结电容，适合做电源防反接、整流、钳位与高频信号整形等用途。
二、主要电气参数
- 直流反向耐压（Vrrm）：30 V
- 额定整流电流（If）：200 mA（连续）
- 非重复峰值浪涌电流（Ifsm）：600 mA
- 正向压降（Vf）：≈ 800 mV @ 100 mA
- 反向电流（Ir）：2 μA @ 25 V
- 峰值功耗（Pd）：250 mW（SOD-323 封装、良好散热条件下）
- 结电容（Ct）：约 10 pF
- 反向恢复时间（Trr）：约 5 ns
这些参数表明器件在低电压（<30V）和中低电流场合表现良好，能承受短时浪涌但需注意平均功耗限制。
三、典型应用场景
- 低压电源整流与反向保护（手机、便携设备、传感器）
- 电源回路的快速钳位与浪涌吸收
- 信号整形与快速切换电路（TTL/CMOS 接口保护、混合信号前端）
- 低功耗、高频检测与半波整流电路
四、设计与 PCB 布局建议
- 热管理：器件 Pd 仅 250 mW，持续 200 mA 时需注意导线与焊盘散热，建议加大铜箔面积、使用短宽走线或散热垫，并在必要处采用过孔引入内层大铜箔以提高散热。
- 布局：二极管靠近被保护器件放置以减少回路电感与干扰。输入输出走线尽量短且成对布线以降低寄生电阻与电感。
- 高频/高速注意：Ct≈10 pF 在高频下会影响信号带宽，设计时需评估对信号幅度与相位的影响。Trr≈5 ns 适合多数快速开关场合，但对极高速切换（ns级）仍需验证。
- 焊接工艺：兼容常规回流焊工艺，建议按元件供应商推荐的回流曲线执行以避免过热。
五、选型与可靠性提示
- 若工作电流接近 200 mA 或工作温度偏高，应留有裕量或选择更高功耗封装。
- 若系统存在频繁大浪涌，考虑 Ifsm 更高或增加限流/缓冲电路。
- 对低漏电要求更严格的场合（Ir<<2 μA），需参考更低漏电型号或增设隔离/控制措施。
六、封装与订购参考
型号示例：BAT54J — BLUE ROCKET，SOD-323 封装，散装或带卷带供货。订购时请确认完整规格书（正向特性、温度曲线、焊接规范）并索取样片验证在目标电路中的实际表现。
总结：基于所列参数，BAT54J（SOD-323）是适用于低压、中低电流、要求快速响应场合的经济型肖特基二极管，但设计中需重视其功耗与热耗散限制。
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