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Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to START499D.

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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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: Technical Documents
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STMicroelectronics RFQ AVAILABLE

START499D

RF TRANS NPN 4.5V SOT89

Part Number: START499D

Manufacturer: STMicroelectronics

Category: Bipolar RF Transistors

Package: TO-243AA

Datasheet:: START499D.pdf

Description: RF TRANS NPN 4.5V SOT89

Select Quantity Stock: 2,938

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START499D Technical Information

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Specifications

Product Attribute: Attribute Value

Part Number: START499D

Manufacturer: STMicroelectronics

Package: TO-243AA

Series: -

Package/Case: TO-243AA

Packaging: Tape & Reel (TR)

Product Status: Obsolete

Transistor Type: NPN

Voltage - Collector Emitter Breakdown (Max): 4.5V

Frequency - Transition: -

Noise Figure (dB Typ @ f): -

Gain: 13dB ~ 14dB

Power - Max: 1.7W

DC Current Gain (hFE) (Min) @ Ic, Vce: 150 @ 160mA, 3V

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

Operating Temperature: 150°C (TJ)

Grade: -

Qualification: -

Mounting Type: Surface Mount

Supplier Device Package: SOT-89

Frequently Asked Questions

1. How can I order START499D 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 START499D?

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

3. Are the stock and price of START499D 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 START499D?

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 START499D?

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.

START499D Procurement and Technical Support

START499D 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 START499D 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 START499D.

Part Number: START499D

Manufacturer: STMicroelectronics

Package: TO-243AA

Category: Bipolar RF Transistors

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Shipping Method

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Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

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