Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
CJ CJ431 0.5% CJ431
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
12
specifications
Core information
- Product name
- CJ CJ431 0.5%
- Type
- CJ
- Minimum package
- 3000
Technical parameters
- Electronic Component
- CJ
- Electronic Component
- CJ431 0.5%
- Electronic Component
- 1
- Package
- SOT-23(SOT-23-3)
- Electronic Component
- Voltage Reference IC
- Electronic Component
- 0g
- Electronic Component
- 1
- Electronic Component
- BM69416715
- Electronic Component
- 3000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
CJ431 0.5% 产品概述
一、基本信息
CJ431是江苏长电（CJ）公司生产的一款高精度可调整基准电压源，封装类型为SOT-23（SOT-23-3），具有优秀的性能和广泛的应用场景。其标称输出电压为2.5V，用户可以通过外部电阻进行调整，从而实现不同的输出电压需求。CJ431的精度为0.5%，使其在要求高稳定性和准确性的电子电路中表现优异。
二、性能参数
- 输出电压：CJ431的标准输出电压为2.5V，用户可以根据电路要求，通过调整外部电阻配置，在一定范围内调节输出电压。
- 精度：该产品具备0.5%的输出电压误差，确保在各种工作温度和条件下提供稳定的参考电压。
- 温度漂移：CJ431具有优良的温度稳定性，温度漂移小于30 ppm/°C，这对于温度变化较大的应用尤为重要。
- 输出电流：该器件能够提供最大输出电流为100mA，适合用于多种应用场景。
- 工作温度范围：CJ431的工作温度范围为-40°C至+85°C，适用于各种环境条件下的工作需求。
三、封装与尺寸
CJ431采用SOT-23封装，封装尺寸小巧，便于在空间受限的电路设计中应用。SOT-23封装的特性，使其在PCB板上占用较少的空间，同时具有良好的热性能和电气性能。
四、应用领域
CJ431广泛应用于多种电子设备，尤其适用于电源管理、调压器、传感器与仪器仪表等领域。具体应用包括：
- 电源管理：在开关电源和线性电源中，CJ431可以作为反馈基准，用于输出电压的精准控制。
- 传感器：在环境监测、温湿度传感器等设备中，提供高稳定性电源，使信号处理更加准确。
- 通信设备：以其高精度和稳定性，广泛应用于无线通信和网络设备中，保证数据传输的质量。
- 仪器仪表：在需要高精度测量的仪器中，CJ431作为基准电压源使用，有效提高测量的准确性。
五、接线与应用电路示例
使用CJ431时，用户需要按照电路设计要求进行正确的引脚连接。通常情况下，CJ431的引脚配置包括：
- 引脚1（REF）：参考电压输出，用于外部电路连接。
- 引脚2（VKA）：接入负载电压。
- 引脚3（K）：连接到地或负载中，完成电压的调节。
在实际应用中，用户可以设计反馈网络，调节输出电压，具体电路可参考长电官方提供的应用电路示例。这些电路不仅有助于快速上手使用CJ431，还在设计过程中提供了最佳的参考。
六、总结
CJ431作为一款高精度的可调基准电压源，凭借其0.5%的高精度、优良的温度特性、方便的小型封装以及可靠的性能，在现代电子设计中得到了广泛的认可和应用。无论是在电源管理、传感器、通信设备，还是在精密仪器中，CJ431都能为工程师提供理想的解决方案，是设计高稳定电子电路时的优选元件。
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.
