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HXY MOSFET L7815CV-HXY
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HXY MOSFET L7815CV-HXY
- Type
- TO-220
- Minimum package
- 50 管
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- 2V@(1A)
- Electronic Component
- HXY MOSFET
- Electronic Component
- L7815CV-HXY
- Electronic Component
- 1
- Package
- TO-220
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 2.649g
- Electronic Component
- 1
- Electronic Component
- BM0227239686
- Operating Temperature
- 25℃~+125℃@(Tj)
- Operating Voltage
- 30V
- Output
- Electronic Component
- Output Voltage
- 15V
- Output Current
- 1A
- Output Type
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
L7815CV-HXY 产品概述
一、主要特性
L7815CV-HXY 为华轩阳电子（HXY MOSFET）推出的高可靠性线性稳压器（LDO），输出为固定15V、正极单通道设计。器件额定输出电流1A，静态工作电流仅约3mA，交流纹波抑制比（PSRR）在120Hz处高达70dB，低频纹波抑制能力强。封装采用工业常用的TO-220，有利于散热和 PCB 安装。
二、电气性能要点
- 输出电压：15V（固定）
- 最大工作电压/耐压：建议工作电压≤30V，器件耐压可达35V（请参照实际样片试验与厂方规范）
- 输出电流：最大1A
- 压差（Dropout）：约2V @ 1A（设计时请留足输入电压裕量）
- PSRR：70dB @ 120Hz（良好电源纹波抑制）
- 静态电流(Iq)：3mA（低功耗待机特性）
- 工作结温范围：-25℃ ~ +125℃（Tj）
三、封装与引脚定义
封装：TO-220，标准三引脚布局（正面朝向时，自左至右：输入、地、输出）。TO-220形态便于外挂散热片或直接安装到机箱接地面以提升散热性能。
四、典型应用场景
适用于工业控制模块、通信设备、测试仪器、电源模块的局部稳压供电，以及对纹波噪声敏感的模拟电路和传感器供电场合。器件简洁可靠，适合替换传统78xx系列升级使用。
五、使用与设计注意事项
- 输入电压需保证高于输出电压加上压差裕量，典型应用中保证Vin ≥ Vout + 2V + 余量（建议至少18V以上）。
- 功率耗散计算：Pd = (Vin - Vout) × Iout。例如Vin=30V、Vout=15V、Iout=1A时，Pd≈15W，必须采用合适散热片或外部冷却，否则易触及器件结温上限。
- 为保证稳压稳定性与瞬态响应，建议在输入端并联电解或钽电容（如10µF）与1µF~0.1µF陶瓷去耦；输出端并联低ESR电容（如10µF）和0.1µF陶瓷，用于抑制高频噪声与提升瞬态性能。
- 地线布局要短且粗，避免噪声回流和接地位移影响稳压精度。输入侧若有大纹波，优先在靠近器件处布置低ESR电容。
六、热管理与可靠性建议
在高压差或大电流工作条件下，TO-220 封装需配合散热片使用，并留有适当的热导膏或绝缘垫片以降低结至壳热阻。长期工作时应确保器件结温低于额定上限（Tj ≤ 125℃），并考虑环境温度、散热条件和功率循环带来的应力，以延长可靠性寿命。
七、选型与替代
L7815CV-HXY 定位为耐压较高、输出稳定、适配传统78系列安装方式的工业级稳压模块。若需更低压差、更高效率，可考虑开关稳压方案；若需更高输出电流或更低噪声，可根据应用选择并联或其它型号。选型时请结合输入电压范围、最大功耗与散热能力综合评估。
如需器件详细数据表、典型应用电路或样片测试数据，可联系华轩阳电子获取最新规格书与评估样品。
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