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Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to STFN42.

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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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Supplier review and component quality inspection support.

: Technical Documents
Datasheet and specification confirmation for engineers.

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STMicroelectronics RFQ AVAILABLE

STFN42

TRANS NPN 400V 1A SOT-89-3

Part Number: STFN42

Manufacturer: STMicroelectronics

Category: Single Bipolar Transistors

Package: TO-243AA

Datasheet:: STFN42.pdf

Description: TRANS NPN 400V 1A SOT-89-3

Select Quantity Stock: 7,669

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TECHNICAL RESOURCES

STFN42 Technical Information

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Specifications

Product Attribute: Attribute Value

Part Number: STFN42

Manufacturer: STMicroelectronics

Package: TO-243AA

Series: -

Package/Case: TO-243AA

Packaging: Tape & Reel (TR)

Product Status: Obsolete

Transistor Type: NPN

Current - Collector (Ic) (Max): 1 A

Voltage - Collector Emitter Breakdown (Max): 400 V

Vce Saturation (Max) @ Ib, Ic: 1.5V @ 250mA, 750mA

Current - Collector Cutoff (Max): 100µA

DC Current Gain (hFE) (Min) @ Ic, Vce: 10 @ 400mA, 5V

Power - Max: 1.4 W

Frequency - Transition: -

Operating Temperature: 150°C (TJ)

Grade: -

Qualification: -

Mounting Type: Surface Mount

Supplier Device Package: SOT-89-3

Frequently Asked Questions

1. How can I order STFN42 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 STFN42?

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

3. Are the stock and price of STFN42 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 STFN42?

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 STFN42?

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.

STFN42 Procurement and Technical Support

STFN42 is manufactured by STMicroelectronics. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing STFN42 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 STFN42.

Part Number: STFN42

Manufacturer: STMicroelectronics

Package: TO-243AA

Category: Single Bipolar Transistors

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Shipping Method

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Shipped From

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Dispatch Time

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