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    KATY Electronic Technology Co., LTD KATY Electronic Technology Co., LTD

    Microsemi Corporation 2N4957

    Part No.:
    2N4957
    Manufacturer:
    Microsemi Corporation
    Category:
    Bipolar RF Transistors
    Package:
    TO-72-3 Metal Can
    Datasheet:
    KATY Electronic Technology Co., LTD2N4957.pdf
    Description:
    RF TRANS PNP 30V 30MA TO72
    Quantity:
    Payment:
    Payment
    Shipping:
    Shipping

    Product details

    • Specifications
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    Manufacturer:
    Microsemi Corporation
    Series:
    -
    Package/Case:
    TO-72-3 Metal Can
    Packaging:
    Bulk
    Product Status:
    Discontinued at Digi-Key
    Transistor Type:
    PNP
    Voltage - Collector Emitter Breakdown (Max):
    30V
    Frequency - Transition:
    -
    Noise Figure (dB Typ @ f):
    3.5dB @ 450MHz
    Gain:
    25dB
    Power - Max:
    200mW
    DC Current Gain (hFE) (Min) @ Ic, Vce:
    30 @ 5mA, 10V
    Current - Collector (Ic) (Max):
    30mA
    Operating Temperature:
    -65°C ~ 200°C (TJ)
    Grade:
    -
    Qualification:
    -
    Mounting Type:
    Through Hole
    Supplier Device Package:
    TO-72

    1. How to order 2N4957 on KATY Electronic Technology Co., LTD?

    Currently, KATY Electronic Technology Co., LTD 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 KATY Electronic Technology Co., LTD guarantee that 2N4957 is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the 2N4957. All suppliers must pass our qualification reviews before they can publish their products including 2N4957 on KATY Electronic Technology Co., LTD; we pay more attention to the channels and quality of 2N4957 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the 2N4957 price and inventory displayed accurate?

    The price and inventory of 2N4957 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 2N4957?

    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 2N4957 we delivered, we will accept the replacement or return of the 2N4957 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 2N4957.

    (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 2N4957 pin diagram, 2N4957 datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

    Image 2N4957 2N4957UB
    Part Number 2N4957 2N4957UB
    Manufacturer Microsemi Corporation Microsemi Corporation
    Series - -
    Package/Case TO-72-3 Metal Can 3-SMD, No Lead
    Packaging Bulk Bulk
    Product Status Discontinued at Digi-Key Active
    Transistor Type PNP PNP
    Voltage - Collector Emitter Breakdown (Max) 30V 30V
    Frequency - Transition - -
    Noise Figure (dB Typ @ f) 3.5dB @ 450MHz 3.5dB @ 450MHz
    Gain 25dB 25dB
    Power - Max 200mW 200mW
    DC Current Gain (hFE) (Min) @ Ic, Vce 30 @ 5mA, 10V 30 @ 5mA, 10V
    Current - Collector (Ic) (Max) 30mA 30mA
    Operating Temperature -65°C ~ 200°C (TJ) -65°C ~ 200°C (TJ)
    Grade - -
    Qualification - -
    Mounting Type Through Hole Surface Mount
    Supplier Device Package TO-72 UB
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