Can I request technical information for 2N4957UB?

Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to 2N4957UB.

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2N4957UB Microsemi Corporation product image

SOURCING SUPPORT

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Contact our sourcing team for current stock, batch information, lead time, technical documents, alternative parts and volume pricing.

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Alternative Part Sourcing Request compatible or replacement parts when stock is limited.

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Supplier review and component quality inspection support.

: Technical Documents
Datasheet and specification confirmation for engineers.

: One-Stop BOM Sourcing
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Microsemi Corporation RFQ AVAILABLE

2N4957UB

RF TRANS PNP 30V 30MA UB

Part Number: 2N4957UB

Manufacturer: Microsemi Corporation

Category: Bipolar RF Transistors

Package: 3-SMD, No Lead

Datasheet:: 2N4957UB.pdf

Description: RF TRANS PNP 30V 30MA UB

Select Quantity Stock: 8,018

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TECHNICAL RESOURCES

2N4957UB Technical Information

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Specifications

Product Attribute: Attribute Value

Part Number: 2N4957UB

Manufacturer: Microsemi Corporation

Package: 3-SMD, No Lead

Series: -

Package/Case: 3-SMD, No Lead

Packaging: Bulk

Product Status: Active

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: Surface Mount

Supplier Device Package: UB

Frequently Asked Questions

1. How can I order 2N4957UB from Haishengye Electronics?

Submit an RFQ directly on this page with your required quantity, target price and delivery requirements. Our sales team will review the request and provide a quotation.

2. How does Haishengye Electronics verify the quality of 2N4957UB?

We work with qualified suppliers and review sourcing channels, traceability, packaging and product condition before shipment.

3. Are the stock and price of 2N4957UB updated in real time?

Electronic component inventory and prices may change frequently. Displayed values are references, and final stock and pricing will be confirmed in the quotation.

4. Which payment methods are supported?

Wire Transfer, PayPal, Alipay, WeChat, Credit Card, Western Union, MoneyGram and Escrow may be supported depending on the order and destination.

5. How is international shipping arranged?

International shipping may be arranged through DHL, UPS, FedEx, TNT and other logistics channels. Tracking information will be provided after shipment.

6. What is the return or replacement process for 2N4957UB?

Contact our sales team within the agreed period if there are quantity differences, incorrect items or clear external defects. Products should remain unused and in their original packaging.

7. Can I request technical support for 2N4957UB?

Yes. Contact our team for datasheets, package details, product specifications, alternative parts and sourcing assistance.

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Packaging and Shipping Protection

Step 1 Product Inspection

Step 2 Casing & Dry Pipe

Step 3 Anti-static Bags

Step 4 Inner Carton

Step 5 Shipping Label

Step 6 International Delivery

Packaging may be adjusted according to product type, quantity, moisture sensitivity and destination requirements.

2N4957UB Procurement and Technical Support

2N4957UB is manufactured by Microsemi Corporation. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing 2N4957UB and related electronic components for prototype development, maintenance, NPI, production preparation and one-stop BOM procurement.

Submit an RFQ to request the latest stock, price, lead time, batch information, alternative parts, package confirmation or technical documents for 2N4957UB.

Part Number: 2N4957UB

Manufacturer: Microsemi Corporation

Package: 3-SMD, No Lead

Category: Bipolar RF Transistors

Submit BOM RFQ Contact Sales

Payment Method

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Transaction fees are charged according to the selected bank or payment system rules.

Shipping Method

DHL

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UPS

TNT

Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

Lead Time

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