Can I request technical information for TR250-145?

Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to TR250-145.

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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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Alternative Part Sourcing Request compatible or replacement parts when stock is limited.

Quality & Packaging Check Confirm product condition, packaging type and shipment protection before dispatch.

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Supplier review and component quality inspection support.

: Technical Documents
Datasheet and specification confirmation for engineers.

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Littelfuse Inc. RFQ AVAILABLE

TR250-145

PTC RESET FUSE 250V 145MA RADIAL

Part Number: TR250-145

Manufacturer: Littelfuse Inc.

Category: PTC Resettable Fuses

Package: Radial, Disc

Datasheet:: TR250-145.pdf

Description: PTC RESET FUSE 250V 145MA RADIAL

Select Quantity Stock: 5,297

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TECHNICAL RESOURCES

TR250-145 Technical Information

Specifications
FAQ
Hot Sale
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Specifications

Product Attribute: Attribute Value

Part Number: TR250-145

Manufacturer: Littelfuse Inc.

Package: Radial, Disc

Package/Case: Radial, Disc

Series: PolySwitch®

Packaging: Bulk

Product Status: Obsolete

Type: Polymeric

Voltage - Max: 250V (60V Int)

Current - Hold (Ih) (Max): 145 mA

Current - Trip (It): -

Current - Max: 3 A

Time to Trip: 2.5 s

Resistance - Initial (Ri) (Min): 3 Ohms

Resistance - Post Trip (R1) (Max): 14 Ohms

Resistance - 25°C (Typ): -

Operating Temperature: -40°C ~ 85°C

Grade: -

Qualification: -

Ratings: -

Mounting Type: Through Hole

Size / Dimension: 0.256" L x 0.181" W (6.50mm x 4.60mm)

Height - Seated (Max): 0.433" (11.00mm)

Thickness (Max): -

Lead Spacing: 0.197" (5.00mm)

Frequently Asked Questions

1. How can I order TR250-145 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 TR250-145?

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

3. Are the stock and price of TR250-145 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 TR250-145?

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 TR250-145?

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.

TR250-145 Procurement and Technical Support

TR250-145 is manufactured by Littelfuse Inc.. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing TR250-145 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 TR250-145.

Part Number: TR250-145

Manufacturer: Littelfuse Inc.

Package: Radial, Disc

Category: PTC Resettable Fuses

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Payment Method

PayPal Bank Transfer VISA Mastercard Western Union

Transaction fees are charged according to the selected bank or payment system rules.

Shipping Method

DHL

FedEx

UPS

TNT

Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

Lead Time

Shipping Fee

Calculated according to destination and parcel weight

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