STMicroelectronics BUL138
- Part No.:
- BUL138
- Manufacturer:
- STMicroelectronics
- Category:
- Single Bipolar Transistors
- Package:
- TO-220-3
- Datasheet:
-
BUL138.pdf
- Description:
- TRANS NPN 400V 5A TO-220
- Quantity:
- Payment:

- Shipping:

Inventory:68
Please send an inquiry. Send us your inquiry, and we will respond immediately.
BUL138 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- -
- Package/Case:
- TO-220-3
- Packaging:
- Tube
- Product Status:
- Obsolete
- Transistor Type:
- NPN
- Current - Collector (Ic) (Max):
- 5 A
- Voltage - Collector Emitter Breakdown (Max):
- 400 V
- Vce Saturation (Max) @ Ib, Ic:
- 700mV @ 1A, 5A
- Current - Collector Cutoff (Max):
- 250µA
- DC Current Gain (hFE) (Min) @ Ic, Vce:
- 8 @ 2A, 5V
- Power - Max:
- 80 W
- Frequency - Transition:
- -
- Operating Temperature:
- 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- TO-220
BUL138 FAQ
1.How can I place an order for BUL138 through Aetrix?
Please submit a Request for Quotation (RFQ) for BUL138 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 BUL138 reliable?
The price and inventory of BUL138 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BUL138 is usually 5 days.
3.What payment methods are accepted for BUL138?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BUL138 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BUL138?
BUL138 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BUL138 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 BUL138?
For technical support, including BUL138 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BUL138 requirements.
6.How does Aetrix verify that BUL138 is sourced from the original manufacturer or authorized distributors?
All BUL138 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 BUL138 meets industry standards.
7.What is the process for return or replacement of BUL138?
All BUL138 units undergo pre-shipment inspection (PSI). If there is an issue with BUL138, 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 BUL138 part is unused and in its original packaging.
Return procedure for BUL138:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
BUL138 Tags

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