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U217B

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价格:
US $8.87
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  • 封装: DIP8
  • 品牌: TFK
  • 日期代码: 005
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U217B


Manufacture:TEMIC


Description

The integrated circuit, U217B, is designed as a zero- voltage switch in bipolar technology. It is used to control resistive loads at mains by a triac in zero-crossing mode.


Features

1.Direct supply from the mains

2.Current consumption <0.5 mA

3.Very few external components

4.Full-wave drive — no DC current component in the load circuit

5.Negative output current pulse typ. 100 mA — short-circuit protected A ramp generator allows power control function by period group control, whereas full-wave logic guarantees that full mains cycles are used for load switching.

6.Simple power control

7.Ramp generator

8.Reference voltage

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    hello outsource thanks for yo...

    hello outsource
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    by olmer gomez

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    Repaired a Leister Heat Gun w...

    Repaired a Leister Heat Gun with the chip you sent me and a Power Supply from a Philips Plasma TV with the FETs. Very pleased with the service you provide. it's both cheap and reliable whilst maintaining high standards for supply of hard to get parts. Delivery is also explained quite clearly in advance in advance..
    Keep up the good work,
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  • Francisco Lopez Navas

    Hola. El pedido perfecto en ti...

    Hola. El pedido perfecto en tiempo de entrega ( tres dias ) y en perfecto estado el embalaje.
    Un poco caro los gastos de envio pero perfecto.
    Saludos.

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U217B
  • U217B
  • U217B
  • U217B
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