WMSIC Electronic Components

XINLUDA XL331

ModelXL331
PackageSOP-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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XINLUDA XL331
Type
XINLUDA
Minimum package
2500 圆盘

Technical parameters

Electronic Component
15mW
Electronic Component
Electronic Component
Electronic Component
XINLUDA
Electronic Component
XL331
Electronic Component
1
Package
SOP-8
Electronic Component
V / Fand F / VConversion IC
Electronic Component
0.2g
Frequency
100kHz
Linear
±0.03%
Electronic Component
1
Features
Reference;; Output;; Frequency
Electronic Component
BM0265849647
Operating Temperature
0℃~+70℃
Operating Voltage
4V~40V
Electronic Component
50ppm/℃

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

XL331 电压频率转换芯片产品概述

一、产品定位与核心功能

XL331是信路达(XINLUDA)推出的V/F型电压频率转换芯片,属于高精度模拟信号转换器件,核心功能是将输入的模拟电压信号线性转换为对应的频率信号。该芯片针对中等精度、宽电压范围的信号转换需求设计,兼顾性能与成本,适用于工业控制、数据采集、传感器调理等多个领域,是替代进口同类型芯片的高性价比选择。

二、关键性能参数解析

XL331的核心参数直接决定了其应用场景的适配性,以下是关键参数的实际意义:

1. 宽电压工作范围(4V~40V)

覆盖了从低功耗(如电池供电3.7V升压后)到工业级(24V、36V)的常见电源电压,无需额外设计复杂稳压电路,能适配不同设备的供电环境(如小型手持设备与工业PLC系统)。

2. 100kHz频率特性

支持最大100kHz的频率输出,满足中等带宽的信号转换需求(如常见传感器响应频率、低速数据传输),避免高频干扰带来的额外屏蔽/滤波成本。

3. 高线性度(±0.03%)

线性度是V/F转换的核心精度指标,±0.03%意味着输入电压与输出频率的对应偏差极小——例如输入10V时,输出频率偏差不超过0.003V对应的频率值,能保证信号转换准确性,减少后续校准成本。

4. 温度稳定性(50ppm/℃)

环境温度变化1℃时,输出频率变化率仅为50ppm(0.005%),能适应0℃~+70℃的温度波动,适合户外、车间等温差场景(无需额外温控措施)。

5. 低功耗(15mW)

静态功耗仅15mW,远低于同类型芯片平均水平,适合电池供电的便携式设备(如手持检测仪器),有效延长续航时间。

6. 输入失调参数

  • 输入失调电压(Vos=15mV):零输入时的等效电压偏差,高精度应用中可通过外部电位器简单校准;
  • 输入偏置电流(Ib=350nA):输入端口静态电流,对高阻抗输入信号影响小;
  • 输入失调电流(Ios=130nA):偏置电流差值,进一步降低零位偏移影响。

三、封装与工作环境

XL331采用SOP-8表面贴装封装,体积小巧(约5mm×6mm),适合小型化电路设计(如PCB板空间有限的设备);工作温度范围为0℃~+70℃,属于商业级温度标准,能满足大多数工业、消费电子场景的环境需求(极端低温/高温需搭配散热/保温措施)。

四、典型应用场景

XL331的参数特性使其适配多个实用场景:

  1. 传感器信号调理:将压力、温度、流量传感器输出的0~5V模拟电压转换为频率信号,利用频率抗干扰强的特点实现远距离传输(如车间内传感器数据传输);
  2. 数据采集系统:配合计数器模块,将模拟电压转换为数字频率,实现高精度测量(如电压值精准采集);
  3. 工业控制:电机转速监测、阀门开度检测等场景中,将模拟信号转换为频率信号,便于PLC等控制器识别;
  4. 便携式设备:低功耗特性适用于手持检测仪器(如电池供电的电压频率转换器),无需频繁充电。

五、设计注意事项

  1. 高精度应用(如医疗检测)需对输入失调电压校准(外部电位器实现);
  2. 电源输入需添加滤波电容(10μF电解+0.1μF陶瓷),避免纹波影响输出稳定性;
  3. 温度超过70℃时,需增加散热片或降低功耗,避免性能下降。

XL331凭借宽电压、高线性、低功耗等优势,成为中等精度V/F转换场景的高性价比选择,能满足大多数工业与消费电子领域的信号转换需求。

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