If you have any questions, you can contact us quickly in the following ways:
Tel : 0086-13530066728
Tel : 0086-17665333363
WeChat : 17665333363
Shipping | Delivery Period | Packages will be arranged for delivery within 1-2 days from the date of all items arrive at our warehouse.In stock items can be shipped out within 24 hours.Delivery Time depends on Shipping Method and Delivery Destinations. |
Shipping Rate | Shipping rate is based on size, weight, destination of the package. Wanxindawei offers competitive shipping options through top carriers DHL, FedEx and UPS. We also offer shipping account services for customers who wish to be billed directly for shipping. | |
Shipping Methods | ||
Shipping Tracking | Once the components are delivered, the tracking number will be notified via email immediately. The tracking number also could be found in order history. | |
Returning | Returning | All returns should be made within 60 days of date of invoice and be accompanied by the original invoice number, certificate of guarantee card, parts picture and a brief explanation or test report of the reason for the return. Returns will not be accepted after 60 days. Returned merchandise must be in original packaging and in resalable condition. Parts returned due to customer error at time of quote or sale will not be accepted. Please contact customer service for a return authorization before return shipment. |
Ordering | How to Buy | Online and offline orders both are available. Please find the order process guidance from below link.: https://www.wanxindawei.com/ If you have any operation issue, please feel free to contact with our customer service. |
Payment | TT in advance (bank transfer), Western Union, Credit card , PayPal.Customer is responsible for shipping fee, bank charges, duties and taxes. |
ADM3311E 是一款三驱动器/五接收器产品,旨在完全满足 EIA-232 标准,同时采用 +2.7 至 3.6V 单电源供电。这些器件具有片上直流到直流转换器,无需双电源。该 DC-DC 转换器包含一个电压三倍器和电压逆变器,可在内部从输入 3V 电源产生稳定的 ±7.5V。内部电压监控电路不断调整振荡器频率以保持所需的输出电压电平。在空载状态下,振荡器以最低频率空闲(Green-Idle Mode ™ ),从而将功耗降至最低。这使得这些产品非常适合电池供电的便携式设备。
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