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XLSEMI XL1509A-5.0E1 XL1509A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- XLSEMI XL1509A-5.0E1
- Type
- SOP-8
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- XLSEMI
- Electronic Component
- XL1509A-5.0E1
- Electronic Component
- 1
- Package
- SOP-8
- Electronic Component
- DC-DC Power Supply IC
- Electronic Component
- 0.118g
- Electronic Component
- 1
- Features
- Electronic Component
- Type
- Electronic Component
- Synchronous
- Electronic Component
- Electronic Component
- BM0264549849
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 4.5V~50V
- Switching Frequency
- 135kHz~165kHz
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
XL1509A-5.0E1 产品概述
一、概述
XL1509A-5.0E1 是一款高压、 高效的降压型 DC-DC 开关稳压器，输出固定 5.0V，最大输出电流 2A，工作输入电压范围宽达 4.5V～50V。芯片内置开关管与环路补偿模块，恒定开关频率 150kHz（典型，规格范围 135kHz～165kHz），支持最大占空比 100%，适用于对电压转换稳定性、效率与体积有较高要求的应用场景。封装为 SOP-8，品牌 XLSEMI（芯龙）。
二、主要规格亮点
- 输入电压：4.5V～50V
- 输出电压：固定 5.0V
- 输出电流：最大 2A
- 开关频率：典型 150kHz（135kHz～165kHz）
- 静态电流（Iq）：1.3mA（典型）
- 同步整流：否（需要外接肖特基二极管作为续流元件）
- 保护特性：过流保护（OCP）
- 工作温度：-40℃～+125℃
- 封装：SOP-8
三、功能与优势
内置高电压开关管与环路补偿，减少外部无源元件数量与调试工作量，降低 BOM 成本并节省 PCB 面积。低静态电流有利于轻载效率，恒定 150kHz 的开关频率在体积和效率间取得良好平衡。支持大占空比输出，适合输入接近或高于输出电压的应用。
四、典型应用
- 工业供电与分配电源
- 汽车电子周边（需配合满足车规的外围器件）
- LED 驱动与通信设备电源
- 电池供电或多节电池降压场合
- 单板和模块化电源点负载（Point-of-Load）
五、设计与使用建议
- 由于为非同步整流器，请选用低压降肖特基二极管以提高效率并降低发热。
- 推荐使用低 ESR 输入/输出电容和合理的电感值以保证环路稳定与低纹波。
- 注意散热与布板：功率损耗主要由开关管与二极管产生，应保证良好散热路径及短回路环路以降低 EMI。
- 利用芯片内置补偿可简化外部补偿网络，但在特殊负载动态下仍建议进行实测与必要的外围调整。
XL1509A-5.0E1 以其宽输入电压范围、高集成度与良好效率，适合在空间受限且需稳定 5V 输出的多种电源设计中作为可靠的降压转换解决方案。
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