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L4981B

hot L4981B

L4981B

仅供参考

零件编号 L4981B
制造商 STMicroelectronics
描述 IC PFC CTRLR AVERAGE CURR 20DIP
数据表

L4981B 数据表
封装 20-DIP (0.300", 7.62mm)
ECAD
库存 275,652 piece(s)
单价 Request a Quote
交货时间 可立即发货
预计送达时间 七月 3 - 七月 8 (选择速递服务)
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L4981B参数

制造商STMicroelectronics
类别集成电路（IC） - PMIC - PFC（功率因数修正）
封装20-DIP (0.300", 7.62mm)
ECAD
系列-
模式Average Current
频率 - 切换100kHz
当前 - 启动100µA
电压 - 电源14.5 V ~ 19.5V
工作温度-40°C ~ 125°C
安装类型Through Hole
包/箱20-DIP (0.300", 7.62mm)
供应商设备包20-DIP

L4981B数据表

L4981B Packaging

Customized Labels
Sealing
Packing
Insepction

L4981B FAQ

  • 1. How to order L4981B on Heisener?
    Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
  • 2. How does Heisener guarantee that L4981B is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the L4981B. All suppliers must pass our qualification reviews before they can publish their products including L4981B on Heisener; we pay more attention to the channels and quality of L4981B products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the L4981B price and inventory displayed accurate?
    The price and inventory of L4981B fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
  • 4. What forms of payment are accepted?
    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
    Warm Tips: Some orders in certain payment forms may require handling fee.
  • 5. How is the shipping arranged?
    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.
    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
  • 6. What is the process for return or replacement of L4981B?
    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the L4981B we delivered, we will accept the replacement or return of the L4981B only when all of the below conditions are fulfilled:
    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
    (2)We are informed of the defect described above within 90 days after the delivery of L4981B.
    (3)The PartNo is unused and only in the original unpacked packaging.
    Two processes to return the products:
    (1)Inform us within 90 days
    (2)Obtain Requesting Return Authorizations
  • 7.How to contact us to get technical supports, such as L4981B pin diagram, L4981B datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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L4981B 保证

Service Guarantee

服务保证

我们保证100％的客户满意度。

我们经验丰富的销售团队和技术支持团队支持我们的服务以满足所有客户。

Quality Guarantee

质量保证

我们提供90天保修。

如果您收到的物品质量不合格，我们将负责您的退款或更换，但物品必须以原始状态退回。

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Quick Inquiry

L4981B

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