WMSIC Electronic Components

XINLUDA XL34063

ModelXL34063
PackageSOIC-8
BrandXINLUDA
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XINLUDA XL34063
Type
XINLUDA
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XINLUDA
Electronic Component
XL34063
Electronic Component
1
Package
SOIC-8
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.224g
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0228559604
Operating Temperature
0℃~+70℃@(TA)
Operating Voltage
3V~40V
Switching Frequency
100kHz
Output Current
1.5A
Output Type
Electronic Component
Output Channel Count
1

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

XL34063 产品概述

一、主要特性

XL34063 是信路达(XINLUDA)推出的一款通用 DC-DC 转换芯片,属于升压/降压/反相三种拓扑兼容的开关调节器系列。器件内置开关管、支持可调输出、单通道输出,典型工作电压范围为 3V ~ 40V,开关频率约 100kHz,额定工作环境温度 0℃ ~ +70℃(TA)。封装为 SOIC-8(SOP8_150MIL),适合通用 PCB 工艺和中小功率电源设计。

二、功能与拓扑

XL34063 支持三种典型拓扑:

  • 升压(Boost):适用于输入电压低于目标输出时的升压场合,如单节电池到较高电压。
  • 降压(Buck):输入高于输出时的降压应用。
  • 反相(Inverting):可生成与输入相反极性的负电压。 器件内置开关管并带有峰值电流限制功能(典型峰值电流限制值约 1.5A,具体以数据手册为准),通过外接电感、二极管、电容及反馈网络实现输出稳压。

三、主要规格参数

  • 输入电压 Vin:3V ~ 40V
  • 开关频率:约 100kHz(典型值)
  • 输出通道数:1 路,可调输出
  • 工作温度:0℃ ~ +70℃(TA)
  • 封装:SOIC-8(SOP8_150MIL)
  • 开关管:内置(含过流保护) 以上参数为典型设计指标,实际设计请参照器件数据手册和样片测试结果。

四、典型应用与电路要点

  • 典型应用:便携式设备供电、汽车电子(限输入电压范围内)、工业控制电源、LCD/LED 驱动(经适当设计)、电池管理模块等。
  • 外部关键元件:
    • 电感:须选择饱和电流高于器件峰值开关电流的型号,低直流电阻(DCR)可降低损耗。
    • 二极管:升压和反相电路建议使用肖特基二极管以减小导通压降和开关损耗。
    • 电容:输入侧采用低 ESR 陶瓷或铝电解并联,输出侧根据纹波和稳定性选择合适容值与类型。
    • 定时电容/反馈电阻:通过外接定时电容设定工作频率(默认约 100kHz),通过分压电阻设定目标输出电压。
  • 频率与效率权衡:提高开关频率有助于减小电感与电容体积,但会增加开关损耗、降低效率并可能增加 EMI,设计时需权衡。

五、选型与设计注意事项

  1. 热设计:SOIC-8 封装散热有限,高功耗应用需注意布局散热,增大铜箔面积或加散热片。
  2. 保护与可靠性:注意输入反向保护、过压保护与输出短路保护措施,若工作在高温/高应力环境建议选用更高温度等级器件。
  3. 布局建议:开关节点、二极管与电感应尽量靠近,输入输出滤波电容紧贴器件引脚,减少回路面积以降低 EMI。
  4. 器件参数校核:实际输出电流能力受限于峰值电流、占空比与热耗,设计前应按最坏情况计算并预留裕量。

六、封装与机械信息

XL34063 提供 SOIC-8(SOP8_150MIL)封装,适合自动贴装与常规 PCB 尺寸。封装脚位与引脚功能对应请参照信路达官方数据手册,器件外形尺寸、焊盘建议与引脚排列须以资料为准以确保可靠焊接与散热。

七、总结

XL34063 是一款功能全面、使用灵活的单通道开关稳压芯片,支持升压、降压和反相三种常见拓扑,适用于 3V~40V 输入范围的中低功率电源设计。其内置开关管和可调输出特性使电路实现较为简单,但实际设计中需重视电感、电容、肖特基二极管的选型以及布局与散热处理。欲获得最佳性能与可靠性,请结合信路达提供的数据手册和参考设计进行具体实现。

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