拓维进口AC30F替代群芯微光继电器QX224美林美深

拓维进口型号AC30F替代群芯微光继电器型号QX224代理商美林美深科技

在当今的电子技术领域中，光继电器作为一种关键的电子元件，凭借其高隔离、低干扰等特性，在众多应用场景中发挥着不可替代的作用。近日，宁波群芯微电子股份有限公司（以下简称“群芯微电子”）推出了一款型号为QX224的光继电器，该产品在性能上实现了多项突破，为市场带来了全新的选择。下面，就让我们一起来深入了解这款优秀的产品。
In today's electronic technology field, optical relay as a key electronic component, with its high isolation, low interference and other characteristics, plays an irreplaceable role in many application scenarios. Recently, Ningbo Qunxin Microelectronics Co., LTD. (hereinafter referred to as "Qunxin Microelectronics") launched a model QX224 optical relay, which has achieved a number of breakthroughs in performance and brought a new choice to the market. Below, let's take a closer look at this excellent product.

一、产品概述

QX224光继电器由群芯微电子精心设计，融合了红外发光二极管（LED）、光电发生器以及MOSFET等先进组件。其结构紧凑，性能稳定，具备高灵敏度、低导通电阻以及低电平关断漏电流等显著特点。同时，QX224光继电器还具备高达5000V rms的高隔离电压，以及符合AEC-Q101测试指南的严格标准，确保了其在各种复杂环境下的可靠运行。
The QX224 optical relay is designed by Group Core Microelectronics and incorporates advanced components such as infrared light emitting diodes (leds), photogenerators and MOSFETs. It has the advantages of compact structure, stable performance, high sensitivity, low on-resistance and low level turn-off leakage current. At the same time, the QX224 optical relay also has a high isolation voltage of up to 5000V rms, and complies with the strict standards of the AEC-Q101 test guide, ensuring reliable operation in a variety of complex environments

从外观上看，QX224光继电器采用了SMD8封装形式，尺寸小巧，便于集成到各种电子设备中。其引脚配置合理，确保了良好的电气连接和散热性能。此外，群芯微电子还为QX224光继电器提供了详细的封装和原理图，以及命名规则和印字信息，为用户在使用和采购过程中提供了极大的便利。
From the appearance point of view, the QX224 optical relay adopts the SMD8 package form, small size, easy to integrate into a variety of electronic devices. Its pin configuration is reasonable, ensuring good electrical connection and heat dissipation performance. In addition, Groucore Microelectronics also provides detailed packaging and schematics for the QX224 optical relay, as well as naming rules and printing information, which provides great convenience for users in the use and procurement process.

二、产品特性

常开单刀单掷结构：QX224光继电器采用常开单刀单掷（SPST）结构，这意味着在未通电状态下，其触点处于断开状态。当输入端施加适当的电压或电流时，触点将闭合，从而实现电路的导通。这种结构使得QX224光继电器在多种应用场景中能够灵活地控制电路的开关状态。
高电压控制能力：QX224光继电器能够控制高达400V的交流或直流电压，这使其在高电压电路中具有重要的应用价值。同时，其开关能力达到120mA负载，足以满足大多数电子设备的开关需求。
低电平模拟信号控制：除了能够控制高电压和大电流外，QX224光继电器还能够控制低电平模拟信号。这使得它在需要精确控制信号传输的场合中，如音频、视频信号传输等，具有显著的优势。
高灵敏度与低导通电阻：QX224光继电器具有高灵敏度特性，这意味着即使在较小的输入信号下，也能迅速响应并控制电路的开关。同时，其低导通电阻特性有助于减少能量损耗，提高电路效率。
高隔离电压：高达5000V rms的隔离电压是QX224光继电器的另一大亮点。这一特性使得它在需要高隔离度的场合中，如医疗设备、通信设备等领域，具有广泛的应用前景。
符合AEC-Q101测试指南：QX224光继电器经过严格的AEC-Q101测试指南认证，这意味着它在汽车等需要高可靠性和安全性的领域中，同样具有可靠的性能表现。
Normally open single-pole single-throw structure: The QX224 optical relay uses a normally open single-pole single-throw (SPST) structure, which means that its contacts are disconnected when it is not powered on. When the appropriate voltage or current is applied to the input, the contact will close, thus achieving the circuit's conduction. This structure enables the QX224 optical relay to flexibly control the switching state of the circuit in a variety of application scenarios.
High voltage control capability: The QX224 optical relay is capable of controlling AC or DC voltages up to 400V, which makes it an important application value in high voltage circuits. At the same time, its switching capacity reaches 120mA load, which is enough to meet the switching needs of most electronic devices.
Low level analog signal control: In addition to the ability to control high voltage and current, the QX224 optical relay can also control low level analog signals. This makes it a significant advantage in situations where precise control of signal transmission is required, such as audio and video signal transmission.
High sensitivity and low on-resistance: The QX224 optical relay has a high sensitivity characteristic, which means that it can respond quickly and control the switching of the circuit even under small input signals. At the same time, its low on-resistance characteristics help reduce energy loss and improve circuit efficiency.
High isolation voltage: The isolation voltage of up to 5000V rms is another highlight of the QX224 optical relay. This feature makes it widely used in applications requiring high isolation, such as medical equipment, communication equipment and other fields.
Compliance with AEC-Q101 Test Guidelines: The QX224 optical relay is certified according to the strict AEC-Q101 test guidelines, which means that it also has reliable performance in areas such as automotive that require high reliability and safety.

三、应用领域

凭借上述卓越的性能特点，QX224光继电器在多个领域展现出了广泛的应用前景。

通讯产品：在个人电脑、笔记本电脑等通讯产品中，QX224光继电器可用于控制信号的传输和电路的开关，确保设备间的稳定通信。
调制解调器/传感器：在调制解调器、传感器等设备中，QX224光继电器可用于实现信号的精确控制和传输，提高设备的性能和稳定性。
移动电话/安全设备：在移动电话、安全监控等设备中，QX224光继电器可用于控制电路的开关，确保设备的正常运行和安全性。
测量和测试设备：在测量和测试设备中，QX224光继电器可用于实现信号的切换和传输，提高设备的测量精度和测试效率。
工厂自动化设备：在工厂自动化设备中，QX224光继电器可用于控制各种机械部件的开关和运转，提高设备的生产效率和自动化水平。
高速检验机器：在高速检验机器中，QX224光继电器可用于实现快速、精确的电路切换和信号传输，提高设备的检验速度和准确性。
Communication products: In personal computers, laptops and other communication products, QX224 optical relays can be used to control signal transmission and circuit switching to ensure stable communication between devices.
Modems/Sensors: In modems, sensors and other devices, QX224 optical relays can be used to achieve precise control and transmission of signals, improving the performance and stability of the device.
Mobile phones/security equipment: In mobile phones, security monitoring and other equipment, the QX224 optical relay can be used to control the switching of the circuit to ensure the normal operation and safety of the equipment.
Measurement and test equipment: In the measurement and test equipment, the QX224 optical relay can be used to realize the switch and transmission of signals, improving the measurement accuracy and test efficiency of the equipment.

四、详细参数与性能曲线

为了更好地了解QX224光继电器的性能特点，我们来看看它的详细参数和性能曲线。

在极限参数方面，QX224光继电器的发射端LED正向电流可达50mA，反向电压为5V。同时，其接收端负载电压（AC峰值）可达400V，持续负载电流为0.12A，峰值负载电流为0.3A。这些参数确保了QX224光继电器在各种复杂环境下的稳定工作。

在产品特性参数方面，QX224光继电器的LED开启电流、关断电流、正向压降等参数均经过精心设计和测试。其导通电阻在常温下可达1320Ω以下，在125℃高温下也不超过2150Ω。同时，其关断漏电流在400V负载电压下小于1000nA，确保了电路的稳定性和可靠性。

此外，QX224光继电器的传输特性、开启时间和关断时间等性能也经过了严格的测试和验证。其开启时间小于2000us，关断时间小于1000us，确保了信号的快速传输和电路的迅速响应。

在性能曲线方面，QX224光继电器提供了包括负载电流与环境温度关系、导通电阻与环境温度关系、开启时间与环境温度关系等在内的多项性能曲线。这些曲线直观地展示了QX224光继电器在不同环境下的性能表现，为用户在使用过程中提供了重要的参考依据。
In order to better understand the performance characteristics of the QX224 optical relay, let's look at its detailed parameters and performance curves.
In terms of limiting parameters, the forward LED current of the transmitting end of the QX224 optical relay can reach 50mA and the reverse voltage is 5V. At the same time, the load voltage (peak AC) at the receiving end can reach 400V, the continuous load current is 0.12A, and the peak load current is 0.3A. These parameters ensure the stable operation of QX224 optical relays in various complex environments.

五、封装与焊接信息

QX224光继电器采用SMD8封装形式，尺寸小巧且易于集成。其推荐焊盘布局和回流焊、波峰焊温度曲线等信息也均被详细列出，为用户在使用过程中提供了极大的便利。

在回流焊过程中，建议预热温度为150-200℃，预热时间为60-120s，升温速率为3℃/s左右。液相线温度为217℃，时间高于液相线的时间为60-150s。峰值温度为260℃，在峰值温度与（峰值温度-5）℃之间的时间为30s左右。降温速率为6℃/s左右。同时，请注意回流焊次数不应超过三次，以确保元件的可靠性和稳定性。

在波峰焊和手工烙铁焊接过程中，也需要注意相应的温度和时间控制，以避免对元件造成损害。