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JSMSEMI 1N5819W
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- JSMSEMI 1N5819W
- Type
- JSMSEMI
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- JSMSEMI
- Electronic Component
- 1N5819W
- Electronic Component
- 1
- Package
- SOD-123
- Electronic Component
- Schottky Diode
- Electronic Component
- 0.032g
- Electronic Component
- 1
- Electronic Component
- BM0223278525
- Current
- 350mA
- Diode
- Electronic Component
- Current(Ir)
- 5uA@30V
- (Vf)
- 600mV@200mA
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
- Voltage Rating(Vr)
- 40V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
产品概述：1N5819W 肖特基二极管
一、引言
1N5819W是一款由杰盛微（JSMSEMI）生产的肖特基二极管，具有卓越的电气特性，广泛应用于各种电子电路中。凭借其低正向电压降、快速开关特性和高频响应能力，该二极管特别适合用于整流、反向电流保护和电源管理等应用。
二、技术参数
- 型号：1N5819W
- 封装类型：SOD-123
- 正向电压降：600mV @ 200mA
- 反向耐压：40V
- 持续正向电流：350mA
三、肖特基二极管的特点
低正向电压降：1N5819W的正向电压降为600mV（在200mA时），这意味着它在工作时能有效降低功耗，提高电路的工作效率。这一特性使其非常适合于高频开关电源和高效直流电源设计。
快速响应时间：肖特基二极管的反向恢复时间极短，适用于开关频率较高的应用，这对于高频开关电源和AB类放大器等电路尤为重要。
较高的热稳定性：1N5819W的设计考虑了温度因素，其工作温度范围广泛，在极端条件下仍能保持良好的性能，适合各种应用环境。
小型封装：SOD-123封装使得1N5819W在电路设计中的占用空间更小，为紧凑型设计提供了便利。适用于需要节省空间的应用，例如智能手机、平板电脑等便携式设备。
四、应用场景
电源整流：在电源电路中，1N5819W可用作整流二极管，将交流电转换为直流电。其低正向电压降和高频特性使其在开关电源（SMPS）中的应用尤为普遍。
反向电流保护：在多电源系统中，1N5819W可以有效防止反向电流损坏电路。其反向耐压达到40V，能够有效隔离不必要的逆向电流，保护关键元件。
电池管理：在锂电池充电器和电池管理系统中，1N5819W常被用来防止负载逆流，确保电池安全和提升充电效率。
LED驱动：在LED驱动电路中，使用肖特基二极管可以减少能量损失，提高驱动效率，因此1N5819W也常用于LED照明产品中。
五、结论
1N5819W是一款高性能肖特基二极管，凭借其低正向电压、快速响应和小型封装，为各类电子设备提供了可靠的性能。通过其广泛的应用场景，它在电源管理、整流和保护电路中展现出优异的特性。无论是在商业电子产品还是消费类电子设备中，1N5819W都是一个不可或缺的元件，为设计师提供了极大的灵活性和设计自由度。随着对高效、低功耗产品需求的不断上涨，1N5819W的市场前景将持续看好。
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