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HomeProductsCircuit ProtectionPTC Resettable FusesVLR170F
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VLR170F - Littelfuse Inc.

Manufacturer Part Number
VLR170F
Manufacturer
Littelfuse
Allelco Part Number
32D-VLR170F
ECAD Model
Parts Description
PTC RESET FUSE 12V 1.7A STRAP
Package
Strap
Data sheet
Battery Devices Short Form Catalog.pdf
PolySwitch, Strap Battery Catalog.pdf
VLR170F Spec.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 125820

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Specifications

VLR170F Tech Specifications
Littelfuse Inc. - VLR170F technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - VLR170F

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Max 12V  
Type Polymeric  
Time to Trip 5 s  
Thickness (Max) 0.032" (0.80mm)  
Size / Dimension 0.866" L x 0.146" W (22.00mm x 3.70mm)  
Series PolySwitch®, VLR  
Resistance - Post Trip (R1) (Max) 64 mOhms  
Resistance - Initial (Ri) (Min) 18 mOhms  
Ratings -  
Product Attribute Attribute Value  
Package / Case Strap  
Package Bulk  
Operating Temperature -40°C ~ 70°C  
Mounting Type User Defined  
Lead Spacing -  
Height - Seated (Max) -  
Current - Trip (It) 4.1 A  
Current - Max 100 A  
Current - Hold (Ih) (Max) 1.7 A  
Approval Agency CSA, TUV, UL  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status
ECCN EAR99
HTSUS 8533.40.8070

Parts Introduction

Manufacturer Part Number

VLR170F

Manufacturer

Littelfuse

Introduction

The Littelfuse VLR170F is a high-performance polymeric positive temperature coefficient (PPTC) resettable fuse. It offers reliable circuit protection against overcurrent and short-circuit conditions, providing a safe and automatic reset functionality.

Product Features and Performance

Voltage rating up to 12V

Hold current of 1.7A and trip current of 4.1A

Maximum current rating of 100A

Fast response time of 5 seconds to trip

Low initial resistance of 18mOhms

Wide operating temperature range of -40°C to 70°C

Product Advantages

Automatic reset functionality for easy circuit restoration

Compact and space-saving design

Rugged construction for reliable performance

Suitable for a wide range of applications

Key Reasons to Choose This Product

Robust circuit protection against overcurrent and short-circuit

Hassle-free automatic reset for quick recovery

Reliable performance in a wide temperature range

Compact size for efficient use of PCB space

Quality and Safety Features

Approved by CSA, TUV, and UL for quality and safety

Compliant with industry standards

Compatibility

Suitable for a variety of applications, including consumer electronics, industrial equipment, and automotive systems

Application Areas

Consumer electronics

Industrial equipment

Automotive systems

Telecommunications

Power supplies

Product Lifecycle

["The Littelfuse VLR170F is an active product, with no plans for discontinuation.","There are no direct equivalent or alternative models available from Littelfuse at this time. For the latest information or to explore alternative solutions, please contact our website's sales team."]

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. VLR170F

Product Attribute VLR170F FSMD110-16-R MINISMDC075-2 RXEF075
Part Number VLR170F FSMD110-16-R MINISMDC075-2 RXEF075
Manufacturer Littelfuse Inc. RFE/Fuzetec Littelfuse Inc. Littelfuse Inc.
Mounting Type User Defined Surface Mount Surface Mount Through Hole
Height - Seated (Max) - - - 0.598" (15.20mm)
Resistance - Initial (Ri) (Min) 18 mOhms 60 mOhms 110 mOhms 250 mOhms
Time to Trip 5 s 500 ms 200 ms 6.3 s
Package / Case Strap 1812 (4532 Metric), Concave 1812 (4532 Metric), Concave Radial, Disc
Approval Agency CSA, TUV, UL cUL, TUV, UL CSA, TUV, UL CQC, CSA, TUV, UL
Type Polymeric - Polymeric Polymeric
Resistance - Post Trip (R1) (Max) 64 mOhms 180 mOhms 450 mOhms 600 mOhms
Thickness (Max) 0.032" (0.80mm) 0.035" (0.90mm) 0.024' (0.62mm) -
Lead Spacing - - - 0.199" (5.05mm)
Operating Temperature -40°C ~ 70°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Voltage - Max 12V 16V 13.2V 72V
Package Bulk Tape & Reel (TR) Tape & Reel (TR) Bag
Current - Hold (Ih) (Max) 1.7 A 1.1 A 750 mA 750 mA
Current - Max 100 A 100 A 100 A 40 A
Size / Dimension 0.866" L x 0.146" W (22.00mm x 3.70mm) 0.179" L x 0.128" W (4.55mm x 3.24mm) 0.179' L x 0.128' W (4.55mm x 3.24mm) 0.402" Dia x 0.118" T (10.20mm x 3.00mm)
Current - Trip (It) 4.1 A 2.2 A 1.5 A 1.5 A
Series PolySwitch®, VLR FSMD1812 PolySwitch®, miniSMD PolySwitch®, RXEF
Ratings - - - -

VLR170F Datasheet PDF

Download VLR170F pdf datasheets and Littelfuse Inc. documentation for VLR170F - Littelfuse Inc..

Datasheets
Battery Devices Short Form Catalog.pdf PolySwitch, Strap Battery Catalog.pdf
PCN Packaging
Mult Dev Shipping Chgs 9/Jun/2020.pdf
HTML Datasheet
VLR170F Spec.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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VLR170F

Littelfuse Inc.
32D-VLR170F

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