Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
HTC LM2576R-ADJ
Configuration
1 options
Configuration
Electronic Component
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HTC LM2576R-ADJ
- Type
- HTC
- Minimum package
- 800 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HTC
- Electronic Component
- LM2576R-ADJ
- Electronic Component
- 1
- Package
- TO-263-5
- Electronic Component
- DC-DC Power Supply IC
- Electronic Component
- 0g
- Electronic Component
- 1
- Type
- Electronic Component
- Synchronous
- Electronic Component
- Electronic Component
- BM0264894109
- Operating Temperature
- 40℃~+125℃@(TJ)
- Operating Voltage
- 40V
- Switching Frequency
- 52kHz
- Electronic Component
- Electronic Component
- Output Voltage
- 1.23V~37V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
LM2576R-ADJ 产品概述
一、产品简介
LM2576R-ADJ是由HTC品牌制造的一款高效降压型DC-DC电源转换芯片，具有3A的输出电流能力，并且能够在高达40V的输入电压下工作。该芯片的可调输出电压范围为1.23V到37V，使其在多种应用场合中都能灵活适应不同的电压需求。LM2576R-ADJ采用TO-263-5封装，具有良好的散热性能和高集成度，便于在Space受限的场合中使用。
二、主要特性
- 高输出电流：LM2576R-ADJ能够提供高达3A的输出电流，适合为单片机、传感器和其他低电压电源模块提供电源。
- 宽输入电压范围：工作输入电压范围为3.5V至40V，能够支持较宽范围的电源适配，为多种应用提供支持。
- 可调输出电压：用户可以根据实际需求调整输出电压，范围从1.23V到37V，适用性强。
- 高效能：该芯片采用开关电源的设计，相较于线性稳压器，实现了更高的电源转换效率，减少了热量产生，提供更好的热管理。
- TO-263-5封装：该封装类型具备良好的散热性能，并且提供了足够的引脚数量，易于电路板布局和焊接。
三、应用场合
LM2576R-ADJ广泛应用于多种电子设备和场合，主要包括：
- 开关电源：可用于AC到DC的转换器，满足不同电压需求的设备供电。
- 便携式电源管理：适用于移动设备、手持设备和嵌入式系统，为局限空间内提供高效能电源解决方案。
- 电池充电器：可以使用该芯片作为电池充电管理的核心部分，确保电池充电过程中的稳定性和安全性。
- 数字电路供电：为需要精确电压和电流的数字电路提供稳定电源，确保系统稳定运作。
- LED驱动：可用于驱动不同电压和电流需求的LED照明系统。
四、技术参数
- 输入电压范围：3.5V至40V
- 输出电压：可调1.23V至37V
- 输出电流：最大3A
- 封装类型：TO-263-5
- 转换效率：高达90%（具体取决于负载条件和输入输出电压）
五、设计示例
在实际设计中，LM2576R-ADJ的布局和旁路电容的选择至关重要。为确保稳定性和响应速度，推荐在输入和输出端使用适当的旁路电容。用户可以根据具体应用需求搭配合适的电感和二极管，以优化开关频率和输出噪声。
六、总结
总之，LM2576R-ADJ是一款集成度高、性能优越的降压型DC-DC电源芯片，不仅具备灵活的电压调节能力，还能在多种苛刻环境中稳定运行。其高效能和广泛的适用范围使其成为现代电子设计中的理想选择。无论是在便携式设备、开关电源系统，还是在LED驱动和电池管理等领域，LM2576R-ADJ都能提供可靠而稳定的电源解决方案。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
Model, package, availability, and BOM fit reviewed before quotation.
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Sourcing availability signal
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
Examples of how common component sourcing requests are organized.
Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.
The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
