Fairchild Semiconductor BD437S
- Part No.:
- BD437S
- Manufacturer:
- Fairchild Semiconductor
- Category:
- Single Bipolar Transistors
- Package:
- TO-225AA, TO-126-3
- Datasheet:
-
BD437S.pdf
- Description:
- TRANS NPN 45V 4A TO-126-3
- Quantity:
- Payment:

- Shipping:

Inventory:2,222
Please send an inquiry. Send us your inquiry, and we will respond immediately.
BD437S Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Fairchild Semiconductor
- Series:
- -
- Package/Case:
- TO-225AA, TO-126-3
- Packaging:
- Bulk
- Product Status:
- Active
- Transistor Type:
- NPN
- Current - Collector (Ic) (Max):
- 4 A
- Voltage - Collector Emitter Breakdown (Max):
- 45 V
- Vce Saturation (Max) @ Ib, Ic:
- 600mV @ 200mA, 2A
- Current - Collector Cutoff (Max):
- 100µA
- DC Current Gain (hFE) (Min) @ Ic, Vce:
- 30 @ 10mA, 5V
- Power - Max:
- 36 W
- Frequency - Transition:
- 3MHz
- Operating Temperature:
- 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- TO-126-3
BD437S FAQ
1.How can I place an order for BD437S through Aetrix?
1.Please submit a Request for Quotation (RFQ) for BD437S on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for BD437S reliable?
The price and inventory of BD437S are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BD437S is usually 5 days.
3.What payment methods are accepted for BD437S?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BD437S transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BD437S?
BD437S orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BD437S order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for BD437S?
5.For technical support, including BD437S datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BD437S requirements.
6.How does Aetrix verify that BD437S is sourced from the original manufacturer or authorized distributors?
6.All BD437S products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that BD437S meets industry standards.
7.What is the process for return or replacement of BD437S?
All BD437S units undergo pre-shipment inspection (PSI). If there is an issue with BD437S, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The BD437S part is unused and in its original packaging.
Return procedure for BD437S:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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