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HomeProductsCircuit ProtectionPTC Resettable FusesSRP175SF
SRP175SF Image
Image may be representation.
See specifications for product details.

SRP175SF - Littelfuse Inc.

Manufacturer Part Number
SRP175SF
Manufacturer
Littelfuse
Allelco Part Number
32D-SRP175SF
ECAD Model
Parts Description
PTC RESET FUSE 15V 1.75A STRAP
Detailed Description
Package
Strap
Data sheet
PolySwitch, Strap Battery Catalog.pdf
RoHs Status
ROHS3 Compliant
In stock: 5170

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Quantity

Specifications

SRP175SF Tech Specifications
Littelfuse Inc. - SRP175SF technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - SRP175SF

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Max 15V  
Type Polymeric  
Time to Trip 5 s  
Thickness (Max) 0.039" (1.00mm)  
Size / Dimension 0.866" L x 0.199" W (22.00mm x 5.05mm)  
Series PolySwitch®, SRP  
Resistance - Post Trip (R1) (Max) 120 mOhms  
Resistance - Initial (Ri) (Min) 50 mOhms  
Ratings -  
Product Attribute Attribute Value  
Package / Case Strap  
Package Bulk  
Operating Temperature -40°C ~ 85°C  
Mounting Type User Defined  
Lead Spacing -  
Height - Seated (Max) -  
Current - Trip (It) 3.8 A  
Current - Max 100 A  
Current - Hold (Ih) (Max) 1.75 A  
Approval Agency CSA, TUV, UL  

Parts Introduction

Manufacturer Part Number

SRP175SF

Manufacturer

Littelfuse

Introduction

The SRP175SF is a polymeric positive temperature coefficient (PTC) resettable fuse from Littelfuse. It is designed to provide overcurrent protection in a wide range of electronic applications. This compact and reliable device offers fast trip times, low resistance, and a wide operating temperature range.

Product Features and Performance

Polymeric PTC resettable fuse design

Voltage rating up to 15V

Hold current of 1.75A

Trip current of 3.8A

Maximum current of 100A

Time to trip of 5 seconds

Initial resistance of 50 mOhms

Post-trip resistance of 120 mOhms

Operating temperature range of -40°C to 85°C

Product Advantages

Compact and space-saving design

Fast trip times for effective overcurrent protection

Low resistance for minimal power loss

Wide operating temperature range for versatile applications

Resettable design for easy recovery after fault conditions

Key Reasons to Choose This Product

Reliable overcurrent protection for sensitive electronic circuits

Robust design for long-lasting performance

Easy integration into a wide range of applications

Cost-effective solution for circuit protection needs

Backed by Littelfuse's reputation for quality and safety

Quality and Safety Features

Certified to CSA, TUV, and UL safety standards

Durable construction for reliable performance

Rigorous testing and quality control processes

Compatibility

Suitable for a wide range of electronic applications, including consumer electronics, industrial equipment, and automotive systems.

Application Areas

Consumer electronics

Industrial equipment

Automotive systems

Power supplies

Telecommunications equipment

Household appliances

Product Lifecycle

The SRP175SF is an active and currently available product. There are no indications that this model is nearing discontinuation. Customers should contact our website's sales team for information on any equivalent or alternative models that may be available.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. SRP175SF

Product Attribute SRP175SF SRP175F SRP1265A-6R8M SRP1770TA-150M
Part Number SRP175SF SRP175F SRP1265A-6R8M SRP1770TA-150M
Manufacturer Littelfuse Inc. Littelfuse Inc. Bourns Inc. Bourns Inc.
Height - Seated (Max) - - 0.252" (6.40mm) 0.276' (7.00mm)
Size / Dimension 0.866" L x 0.199" W (22.00mm x 5.05mm) 0.866" L x 0.199" W (22.00mm x 5.05mm) 0.531" L x 0.492" W (13.50mm x 12.50mm) 0.665' L x 0.665' W (16.90mm x 16.90mm)
Mounting Type User Defined User Defined Surface Mount Surface Mount
Resistance - Initial (Ri) (Min) 50 mOhms 50 mOhms - -
Lead Spacing - - - -
Thickness (Max) 0.039" (1.00mm) 0.039" (1.00mm) - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 150°C -40°C ~ 150°C
Package Bulk Bulk Tape & Reel (TR) Tape & Reel (TR)
Voltage - Max 15V 15V - -
Current - Hold (Ih) (Max) 1.75 A 1.75 A - -
Type Polymeric Polymeric Drum Core, Wirewound Drum Core, Wirewound
Ratings - - AEC-Q200 AEC-Q200
Resistance - Post Trip (R1) (Max) 120 mOhms 120 mOhms - -
Current - Max 100 A 100 A - -
Approval Agency CSA, TUV, UL CSA, TUV, UL - -
Current - Trip (It) 3.8 A 3.8 A - -
Time to Trip 5 s 5 s - -
Package / Case Strap Strap Nonstandard Nonstandard
Series PolySwitch®, SRP PolySwitch®, SRP SRP1265A SRP1770TA

SRP175SF Datasheet PDF

Download SRP175SF pdf datasheets and Littelfuse Inc. documentation for SRP175SF - Littelfuse Inc..

Datasheets
PolySwitch, Strap Battery Catalog.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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SRP175SF Image

SRP175SF

Littelfuse Inc.
32D-SRP175SF

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