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Jingdao Microelectronics SS34F
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
13
specifications
Core information
- Product name
- Electronic SS34F
- Type
- Jingdao Microelectronics
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic
- Electronic Component
- SS34F
- Electronic Component
- 1
- Package
- SMAF
- Electronic Component
- 0.056g
- Electronic Component
- 1
- Electronic Component
- BM0265794242
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SS34F肖特基二极管产品概述
一、产品基本定位
SS34F是晶导微电子推出的表面贴装肖特基势垒二极管，属于快速整流型功率器件，核心针对低压大电流场景的高效整流、续流需求设计。其低正向压降、高电流容量与宽温适应性，可覆盖消费电子、电源模块、汽车辅助电路等多领域应用，是小型功率系统的可靠选择。
二、核心电性能参数详解
SS34F的参数针对性强，适配低压功率应用的核心痛点，关键参数如下：
- 正向压降（Vf）：3A持续电流下仅550mV，远低于传统硅二极管（通常≥1V），可显著降低导通损耗，减少设备发热，提升电源转换效率。
- 反向耐压（Vr）：直流反向耐压40V，满足5V/12V等低压系统的反向阻断需求，避免器件击穿。
- 整流电流（If）：持续整流电流3A，可稳定承载中等功率负载（如小型开关电源、LED驱动）的电流需求。
- 反向漏电流（Ir）：40V反向电压下漏电流仅500μA，低漏电流特性减少反向待机损耗，提升系统静态效率。
- 结温范围：-55℃至+125℃宽温覆盖，适应户外环境、汽车舱内高温等严苛场景，可靠性更高。
- 浪涌电流（Ifsm）：非重复峰值浪涌电流80A，可承受开机瞬间、负载突变等大电流冲击，保护器件与系统安全。
三、封装设计与可靠性
SS34F采用SMAF表面贴装封装，兼具小型化与可靠性：
- 紧凑尺寸：适配常规SMA封装规格，引脚布局优化，节省PCB板级空间，适合便携式设备（如充电宝、蓝牙耳机充电盒）的高密度设计。
- 散热优化：封装结构强化热传导路径，配合低Vf特性，快速散发布尔效应热量，避免局部过热。
- 制程兼容性：支持回流焊、波峰焊等常规SMT工艺，焊接良率高，适合批量生产。
- 抗机械应力：封装材料耐冲击，可承受运输、组装中的振动与碰撞，提升抗振性。
四、典型应用场景
SS34F的参数特性使其在多领域广泛适用：
- 开关电源/DC-DC转换：作为续流二极管用于5V/12V小功率电源、车载充电器，低损耗提升效率。
- 消费电子：充电宝、手机充电器、智能手表充电模块，小型化封装适配紧凑空间。
- 汽车电子：车灯控制、传感器电源等辅助电路，125℃结温满足汽车舱内高温需求。
- LED驱动：低功率LED照明驱动，低Vf减少损耗，延长LED寿命。
- 工业控制：小型工业电源、PLC辅助电源，宽温范围适应现场温度波动。
五、品牌与品质保障
SS34F由晶导微电子出品，该品牌专注功率半导体器件研发，产品符合RoHS环保标准，通过ISO9001认证，关键参数一致性好。器件经高低温循环、浪涌冲击等多轮可靠性测试，可满足工业级与消费级市场的品质要求。
SS34F凭借低损耗、高可靠、小型化等优势，成为低压功率系统中肖特基二极管的高性价比选择。
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