Name: SRP350F
Brand: Littelfuse Inc.
SKU: SRP350F
Availability: InStock
Rating: 5 (104 reviews)

SRP350F

For Reference Only

Part Number	SRP350F
Manufacturer	Littelfuse Inc.
Description	POLYSWITCH STRAP 3.50A HOLD
Datasheet	SRP350F Datasheet SRP350F Specifications
Package	Strap
ECAD
In Stock	297,726 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jul 1 - Jul 6 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # SRP350F (PTC Resettable Fuses) is manufactured by Littelfuse Inc. and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For SRP350F specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SRP350F with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SRP350F.

SRP350F Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - PTC Resettable Fuses
Package	Strap
ECAD
Series	PolySwitch?, SRP
Type	Polymeric
Voltage - Max	30V
Current - Max	100A
Current - Hold (Ih) (Max)	3.5A
Current - Trip (It)	6.3A
Time to Trip	3s
Resistance - Initial (Ri) (Min)	17 mOhms
Resistance - Post Trip (R1) (Max)	50 mOhms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 85°C
Ratings	-
Mounting Type	User Defined
Package / Case	Strap
Size / Dimension	1.185" L x 0.522" W (30.10mm x 13.25mm)
Height - Seated (Max)	-
Thickness (Max)	0.043" (1.10mm)
Lead Spacing	-

SRP350F Datasheet

SRP350F Reviews

Fletc*****uarez

March 30, 2023

★ ★ ★ ★ ★

EXACTLY what I was looking for -- one piece with a low forward voltage drop to isolate some DC power sources. They work fantastic!

Stev*****hatri

March 28, 2023

★ ★ ★ ★ ★

I have used 2 of the 10 units so far and they work fine.

Adl*****House

March 24, 2023

★ ★ ★ ★ ★

They are great as I need, I give 5 stars.

Whi*****y Dey

February 19, 2023

★ ★ ★ ★ ★

Reasonable prices, fast shipping, and the best customer service I've ever experienced! Absolutely will share it to my friends.

Write a Review

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SRP350F Packaging

SRP350F FAQ

1. How to order SRP350F on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that SRP350F is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SRP350F. All suppliers must pass our qualification reviews before they can publish their products including SRP350F on Heisener; we pay more attention to the channels and quality of SRP350F products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SRP350F price and inventory displayed accurate?

The price and inventory of SRP350F fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of SRP350F?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SRP350F we delivered, we will accept the replacement or return of the SRP350F only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of SRP350F.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as SRP350F pin diagram, SRP350F datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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SRP350F Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

SRP350F

D# V36:1790_16264322

Littelfuse Inc

PTC Resettable Fuse 3.5A(hold) 6.3A(trip) 30V 100A 1.9W 3s 0.017Ohm SMD Solder Pad 31.8 X 13.5 X 1.1mm Bag

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SRP350F

D# SRP350F

TE Connectivity

PTC Resettable Fuse 100A 30V Bulk - Bag (Alt: SRP350F)

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

RASR-350(CROSS: SRP350F)

OptiFuse

5000

Part Number

Manufacturer

Description

Stock

SRP350F

TE Connectivity

POLYSWITCH STRAP 3.50A HOLD

22766

Part Number

Manufacturer

Description

Stock

SRP350F

D# SRP350F-ND

Littelfuse Inc

PTC RESET FUSE 30V 3.5A STRAP

31595

Part Number

Manufacturer

Description

Stock

SRP350F.

D# 2786710

Littelfuse Inc

FUSE, RESETTABLE PTC, 30VDC, 3.5A, STRAP

RoHS: Compliant

Min Qty: 1

Container: Each

SRP350F

D# 1345978RL

Littelfuse Inc

POLYSWITCH, STRAP, 3.5A

RoHS: Compliant

Min Qty: 1

Container: Reel

Part Number

Manufacturer

Description

Stock

SRP350F

Littelfuse Inc

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

SRP350F

D# 42M2589

Littelfuse Inc

POLYSWITCH, STRAP, 3.5A, Thermistor Mounting:Strap, Product Range:PolySwitch SRP Series, Holding Current:3.5A, Tripping Current:6.3A, Voltage Rating:30VDC, Operating Temperature Min:-40°C, Operating Temperature Max:85°C, Automotive RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

Part Number

Manufacturer

Description

Stock

SRP350F

D# NS-SRP350F

TE Connectivity

OEM/CM ONLY

20626

Part Number	Manufacturer	Description	Stock
SRP350F RF1673000	TE/	OEM/CM ONLY	516
RF1673000 SRP350F	TE/	OEM/CM ONLY	516
SRP350F	TE Connectivity	OEM/CM ONLY	1914

Part Number

Manufacturer

Description

Stock

RF1673-000

Littelfuse Inc

Resettable Fuses - PPTC 30V 3.5A-HD 100A MAX

pbFree: Pb-Free

SRP350F

Littelfuse Inc

Resettable Fuses - PPTC SRP350F

pbFree: Pb-Free

Part Number

Manufacturer

Description

Stock

SRP350F.

D# 2786710

Littelfuse Inc

FUSE, RESETTABLE PTC, 30VDC, 3.5A, STRAP

RoHS: Compliant

Min Qty: 1

Container: Each

SRP350F

D# 1345978RL

Littelfuse Inc

POLYSWITCH, STRAP, 3.5A

RoHS: Compliant

Min Qty: 1

Container: Reel

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SRP350F

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