Littelfuse Inc. BBRF550S
- Part No.:
- BBRF550S
- Manufacturer:
- Littelfuse Inc.
- Category:
- PTC Resettable Fuses
- Package:
- Radial, Disc
- Datasheet:
-
BBRF550S.pdf
- Description:
- PTC RESET FUSE 99V 550MA RADIAL
- Quantity:
- Payment:

- Shipping:

Inventory:3,740
Please send an inquiry. Send us your inquiry, and we will respond immediately.
BBRF550S Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Littelfuse Inc.
- Package/Case:
- Radial, Disc
- Series:
- PolySwitch®
- Packaging:
- Bulk
- Product Status:
- Obsolete
- Type:
- Polymeric
- Voltage - Max:
- 99V
- Current - Hold (Ih) (Max):
- 550 mA
- Current - Trip (It):
- 1.1 A
- Current - Max:
- 20 A
- Time to Trip:
- 60 s
- Resistance - Initial (Ri) (Min):
- 800 mOhms
- Resistance - Post Trip (R1) (Max):
- 1.95 Ohms
- Resistance - 25°C (Typ):
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Ratings:
- -
- Mounting Type:
- Through Hole
- Size / Dimension:
- 0.429" Dia x 0.142" T (10.90mm x 3.60mm)
- Height - Seated (Max):
- 0.567" (14.40mm)
- Thickness (Max):
- -
- Lead Spacing:
- 0.200" (5.08mm)
BBRF550S FAQ
1.How can I place an order for BBRF550S through Aetrix?
Please submit a Request for Quotation (RFQ) for BBRF550S 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 BBRF550S reliable?
The price and inventory of BBRF550S are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BBRF550S is usually 5 days.
3.What payment methods are accepted for BBRF550S?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BBRF550S transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BBRF550S?
BBRF550S orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BBRF550S 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 BBRF550S?
For technical support, including BBRF550S datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BBRF550S requirements.
6.How does Aetrix verify that BBRF550S is sourced from the original manufacturer or authorized distributors?
All BBRF550S 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 BBRF550S meets industry standards.
7.What is the process for return or replacement of BBRF550S?
All BBRF550S units undergo pre-shipment inspection (PSI). If there is an issue with BBRF550S, 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 BBRF550S part is unused and in its original packaging.
Return procedure for BBRF550S:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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