PFTB  Style 1
Style 1
PFTB  Style 2
Style 2
PFTB  Style 3
Style 3
PFTB  Style 1
PFTB  Style 2
PFTB  Style 3

Series

PFTB Resettable PPTC Fuse, radial leaded, 30 VDC,overcurrent protection

Radial Leaded Fuse, PPTC, 30 VDC

New_Logo Free Sample Request

24 Variants


Description

  • Radial Leaded Devices
  • Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements
  • Resettable polymer PTC thermistors for high reliability overcurrent and overtemperature protection

Unique Selling Proposition

  • Multiple sizes and shapes are available
  • Lead shape and length can be customized
  • Full range coverage of current ratings
  • Compatible with high-volume electronics assembly processes

Applications

  • Energy storage systems
  • Power supply
  • Household appliances
  • Power tools
  • Lithium-Ionen-Batterien
  • Entertainment Equipment

V max

30 VDC

Imax

40 - 100 A

I hold

0.9 - 9 A

Attachment

PCB,THT

Allowable Operation Temperature

-40 °C to 85 °C

Material: Terminals

see variants

Storage Conditions

0 °C to 40 °C, max. 70% r.h.

Product Marking

Schurter, V max code, I hold, Lot no.

Soldering Methods

Wave
Soldering Profile

Solderability

245 °C / 5 sec

Resistance to Soldering Heat

265 °C / 5 sec

Passing Aging

+85 °C, 1000 hours, Rmin < R < R1max

Humidity Aging

+85 °C, 85% r.h., 1000 hours, Rmin < R < R1max

Thermal Shock

30 min@-40 °C ~ 30 min@85 °C, 10 cycles, Rmin < R < R1max

Resistance to Solvents

MIL-STD-202, Method 215

Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in  Details about Approvals
SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF 16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER.


Approvals

The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.


Approval Reference Type: PFTB

Approval Logo Certificates Certification Body Description
Approval marks cURus UL UR File Number: E553873


Product standards

Product standards that are referenced

Organization Design Standard Description
Approval marks UL Designed according to UL 248-14 Low voltage fuses - Part 14: Supplemental fuses
Approval marks CSA_Certification_Body Designed according to CSA22.2 No. 248.14 Low-Voltage Fuses - Part 14: Supplemental Fuses


Compliances

The product complies with following Guide Lines

Identification Details Initiator Description
Approval marks CE SCHURTER AG The CE marking declares that the product complies with the applicable requirements laid down in the harmonisation of Community legislation on its affixing in accordance with EU Regulation 765/2008.
Environment_Safety RoHS_Logo_color_CMYK_tif SCHURTER AG Directive RoHS 2011/65/EU, Amendment (EU) 2015/863
Environment_Safety Halogenfree SCHURTER AG SCHURTER strives to offer our customers halogen free products.
Environment_Safety REACH SCHURTER AG On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration, Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as "REACH") entered into force.

Dimension [mm]

Style 1

Style 2

Style 3


Time-Current-Curves

Time to Trip in Seconds
Fault Current in Amperes


Dimensions PFTB Open complete table PFTB

A max [mm] B max [mm] C typ. [mm] Order Number
Symbols, Footprints, 3D-Models Free Sample

Free Sample


Please ask for free sample in order to check if the products meets your requirement for your application.
Send your delivery adress and your specific requirements.

Distributor Stock Check

Distributor Stock Check


The following links refers to the inquiry form for distributors stock information of the selected products. It allows checking for the available amount and optionally to place an order at your selected partner.
The stock availability at the distributors may also be called up separately and the desired product manually entered.
Stock Check Distributor

...
 
7.4 14 5.1 3-161-311 ...
7.4 14 5.1 3-161-312 ...
10.7 16.7 5.1 3-161-313 ...
10.7 16.7 5.1 3-161-314 ...
10.7 16.7 5.1 3-161-315 ...
10.7 16.7 5.1 3-161-316 ...
10.7 16.7 5.1 3-161-317 ...
10.7 16.7 5.1 3-161-318 ...
11 16.8 5.1 3-161-319 ...
11 16.8 5.1 3-161-320 ...
11.5 17.9 5.1 3-161-321 ...
11.5 17.9 5.1 3-161-322 ...
13 18.3 5.1 3-161-323 ...
13 18.3 5.1 3-161-324 ...
13 18.3 5.1 3-161-325 ...
13 18.3 5.1 3-161-326 ...
13 18.3 5.1 3-161-327 ...
13 18.3 5.1 3-161-328 ...
16.4 24.8 5.1 3-161-329 ...
21.3 26.4 10.2 3-161-330 ...
20.8 29.8 10.2 3-161-331 ...
20.8 29.8 10.2 3-161-332 ...
24.2 32.9 10.2 3-161-333 ...
24.2 32.9 10.2 3-161-334 ...

Packaging Unit
200 St. in ESD-plastic bag
500 St. in ESD-plastic bag
1000 St. in ESD-plastic bag
2000 pcs. in tape on reel

Thermal Derating Chart Ihold [A] PFTB Open complete table PFTB

-40 °C -20 °C 0 °C Order Number
Symbols, Footprints, 3D-Models Free Sample

Free Sample


Please ask for free sample in order to check if the products meets your requirement for your application.
Send your delivery adress and your specific requirements.

Distributor Stock Check

Distributor Stock Check


The following links refers to the inquiry form for distributors stock information of the selected products. It allows checking for the available amount and optionally to place an order at your selected partner.
The stock availability at the distributors may also be called up separately and the desired product manually entered.
Stock Check Distributor

...
 
1.4 1.22 1.07 3-161-311 ...
1.4 1.22 1.07 3-161-312 ...
1.6 1.43 1.27 3-161-313 ...
1.6 1.43 1.27 3-161-314 ...
1.75 1.56 1.39 3-161-315 ...
1.75 1.56 1.39 3-161-316 ...
1.96 1.76 1.55 3-161-317 ...
1.96 1.76 1.55 3-161-318 ...
2.32 2.08 1.84 3-161-319 ...
2.32 2.08 1.84 3-161-320 ...
2.68 2.41 2.13 3-161-321 ...
2.68 2.41 2.13 3-161-322 ...
2.9 2.6 2.3 3-161-323 ...
2.9 2.6 2.3 3-161-324 ...
3.63 3.25 2.88 3-161-325 ...
3.63 3.25 2.88 3-161-326 ...
4.35 3.9 3.45 3-161-327 ...
4.35 3.9 3.45 3-161-328 ...
5.8 5.2 4.6 3-161-329 ...
7.25 6.5 5.75 3-161-330 ...
8.7 7.8 6.9 3-161-331 ...
10.1 9.1 8.05 3-161-332 ...
11.6 10.4 9.2 3-161-333 ...
13 11.7 10.3 3-161-334 ...

Packaging Unit
200 St. in ESD-plastic bag
500 St. in ESD-plastic bag
1000 St. in ESD-plastic bag
2000 pcs. in tape on reel

Electrical Characteristics at 25 °C PFTB Open complete table PFTB

V max [VDC] I max [A] I hold [A] Order Number
Symbols, Footprints, 3D-Models Free Sample

Free Sample


Please ask for free sample in order to check if the products meets your requirement for your application.
Send your delivery adress and your specific requirements.

Distributor Stock Check

Distributor Stock Check


The following links refers to the inquiry form for distributors stock information of the selected products. It allows checking for the available amount and optionally to place an order at your selected partner.
The stock availability at the distributors may also be called up separately and the desired product manually entered.
Stock Check Distributor

...
 
30 40 0.9 3-161-311 ...
30 40 0.9 3-161-312 ...
30 40 1.1 3-161-313 ...
30 40 1.1 3-161-314 ...
30 40 1.2 3-161-315 ...
30 40 1.2 3-161-316 ...
30 40 1.35 3-161-317 ...
30 40 1.35 3-161-318 ...
30 40 1.6 3-161-319 ...
30 40 1.6 3-161-320 ...
30 40 1.85 3-161-321 ...
30 40 1.85 3-161-322 ...
30 40 2 3-161-323 ...
30 40 2 3-161-324 ...
30 40 2.5 3-161-325 ...
30 40 2.5 3-161-326 ...
30 40 3 3-161-327 ...
30 40 3 3-161-328 ...
30 40 4 3-161-329 ...
30 100 5 3-161-330 ...
30 100 6 3-161-331 ...
30 100 7 3-161-332 ...
30 100 8 3-161-333 ...
30 100 9 3-161-334 ...
V max: Maximum voltage device can withstand without damage at rated current.
I max: Maximum fault current device can withstand without damage at rated voltage.
I hold: Holding Current: maximum current at which the device will not trip in 25 °C still air.
I trip: Tripping Current minimum current at which the device will trip in 25 °C still air.
R initial min: Minimum resistance of device prior to trip at 25 °C.
R initial max: Maximum resistance of device prior to trip at 25 °C.
R 1hour max: Maximum resistance of device measured one hour after tripping at 25 °C.
T trip: Maximum time to trip(s) at assigned current.
Pd typ: Rated working power.

Packaging Unit
200 St. in ESD-plastic bag
500 St. in ESD-plastic bag
1000 St. in ESD-plastic bag
2000 pcs. in tape on reel

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16.06.2026
   
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