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3403.0173.11
Fuse, Surface Mount, 5 A, Slow Blow, 250 V, 125 V, 4012, UMT 250 Series
⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.
- Manufacturer: SCHURTER
- Product type: SMD Fuses
- SVHC: No SVHC (27-Jun-2018)
- Fuse Current: 5A
- Product Range: UMT 250 Series
- Fuse Case Style: 4012
- Voltage Rating VAC: 250V
- Voltage Rating VDC: 125V
- Blow Characteristic: Slow Blow
- Breaking Capacity Current AC: 100A
- Breaking Capacity Current DC: 100A
| Delivery and price | |
|---|---|
| Units per pack | 100 |
| Price | 0.677 € |
| Current stock | 1000+ |
| Lead time | 30 days |
Datasheet
UMT 250 https://www.schurter.com /PG01_2 ## **Fuses** Surface Mount Fuse, 3 x 10.1 mm, Time-Lag T, 250 VAC, 125 VDC ## IEC 60127-4 · 250 VAC · up to 250 VDC · Time-Lag T ## See below: **Approvals and Compliances** ## **Description** - High current range from 80 mA to 10 A - High breaking capacity of 200 A @ 250 VAC (IEC) - UL approval for 277 VAC and 250 VDC - Impermeable to potting compound used to achieve hermetic seal for use in intrinsically safe applications according to ATEx and IECEx requirements. ## **Unique Selling Proposition** - Compact design - Maximum breaking capacity at minimal footprint ## **Applications** - Primary protection on SMD PCBs - Medical Equipment - Battery protection ## **References** Fuse Kit Fuse Kit UMT 250 / UMZ 250 ## **Weblinks** pdf data sheet, html datasheet, General Product Information, DistributorStock-Check, Detailed request for product, Microsite - Suitable for pulse-shaped continuous currents Application Note Primary Protection in Equipmentwith further information on increased Pulse Strength and their test conditions according to international standards see Impulse Withstand Voltage ## **Technical Data** |**Technical Data**|||| |---|---|---|---| |Rated Voltage|250 VAC, up to 250 VDC|Soldering Methods|Reflow, Wave| |Rated current|0.08-10 A||Soldering Profile| |Breaking Capacity|35 A-200 A|Solderability|245 °C / 3 sec acc. to IEC 60068-2-58,| |Characteristic|Time-Lag T||Test Td| |Mounting|PCB,SMT|Resistance to Soldering Heat|260°C / 10 sec acc. to IEC 60068-2-58| |Admissible Ambient Temp.|-55°C to 125°C|Moisture Sensitivity Level|MSL 1, J-STD-020| |Climatic Category<br>Material: Housing<br>Material: Terminals<br>Unit Weight<br>Storage Conditions<br>Product Marking|55/125/21 acc. to IEC 60068-1<br>Ceramics<br>Copper alloy, tin-plated<br>0.23 g<br>0°C to 60°C, max. 70% r.h.<br>, Rated current, Voltage, Cha-<br>racteristic, Breaking Capacity<br>BYv|Moisture Sensitivity Level<br>Operational Life<br>Mechanical Shock<br>Resistance to Solvents<br>Terminal Strength<br>~~—_~~<br>~~+~~|MIL-STD-202, Method 106<br>(50 cycles in a temp./mister chamber)<br>MIL-STD-202, Method 108<br>(1000h @ 0.42*In @ 70°C)<br>MIL-STD-202, Method 213 Condition A<br>MIL-STD-202, Method 215<br>MIL-STD-202, Method 211A<br>(Deflection of board 1 mm for 1 minute)<br>~~+~~| ## **Approvals and Compliances** 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. > Circuit Protection ELSCHURTER | **1** **Fuses** UMT 250 https://www.schurter.com /PG01_2 ## **Approvals** The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products. Approval Reference Type: UMT 250 ||**Approval Logo**|**Approval Logo**|**Certificates**|**Certification Body**|**Description**| |---|---|---|---|---|---| ||||VDE Approvals|VDE|VDE Certificate Number: 40013121| ||||||| |®|||UL Approvals|UL|UL File Number: UL E300707| |cds|||UL Approvals|UL|UR File Number: UR E41599| ||||CQC Approvals|CQC|CQC Certificate Number: CQC11012062827| |Ke|||KTL Approvals|KTL|Korea Testing Laboratory| ||||METI Approvals|METI|Japan Electrical Safety and Environment technology Laboratories| |**Product standards**|||||| |Product standards that are referenced|||||| ||**Organization**||**Design**|**Standard**|**Description**| ||||Designed according to|IEC 60127-4/2|Miniature fuses. Part 4. Universal modular fuse-links for through-hole and<br>surface mount types| ||||Designed according to|UL 248-14|Low voltage fuses - Part 14: Supplemental fuses| |@=.|@=.|@=.|Designed according to|CSA22.2 No. 248.14|Low-Voltage Fuses - Part 14: Supplemental Fuses| |**Application standards**|||||| |Application standards where the product can be used|||||| ||**Organization**||**Design**|**Standard**|**Description**| ||||Suitable for applications acc.|IEC/UL 62368-1|Audio/video, information and communication technology equipment - Part<br>1: Safety requirements| |**Compliances**|||||| |The product complies with following Guide Lines||The product complies with following Guide Lines|||| ||**Identification**||**Details**|**Initiator**|**Description**| |cE|||CE declaration of conformity|SCHURTER AG|The CE marking declares that the product complies with the applicable<br>requirements laid down in the harmonisation of Community legislation on| ||||||its affixing in accordance with EU Regulation 765/2008.| |UK|||UKCA declaration of conformity|SCHURTER AG|The UKCA marking declares that the product complies with the applicable| |cA|||||requirements laid down in the British Amendment of Regulation (EC)| ||||||765/2008.| ||||RoHS|SCHURTER AG|Directive RoHS 2011/65/EU, Amendment (EU) 2015/863| |&|||China RoHS|SCHURTER AG|The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March<br>2007. It is similar to the EU directive RoHS.| ||||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.| |V||||SCHURTER AG|Universal Modular Fuse meets the standard IEC 60127-4| |**AEC**|||Automotive|SCHURTER AG|AEC-Q200 is a test standard for passive components used in automotive| |**Q200**|||||applications. SCHURTER tests components according to the customer's| ||||||agreement and is certified according to IATF 16949.| | **2** Circuit Protection **Fuses** https://www.schurter.com /PG01_2 UMT 250 ## **Dimension [mm]** 10.1 mm **==> picture [333 x 70] intentionally omitted <==** **----- Start of picture text -----**<br> 1.6 0.4 1.43<br>6.5 2<br>10.1 3<br>3.75<br>**----- End of picture text -----**<br> **==> picture [45 x 8] intentionally omitted <==** **----- Start of picture text -----**<br> Soldering pads<br>**----- End of picture text -----**<br> ## **Derating Curves** **==> picture [223 x 141] intentionally omitted <==** **----- Start of picture text -----**<br> 140<br>120<br>100<br>80<br>60<br>23°C<br>40<br>20<br>-60 -40 -20 0 20 40 60 80 100 120<br>Ambient Temperature [°C]<br>Percentage of Rating [%]<br>**----- End of picture text -----**<br> ## **Pre-Arcing Time** **==> picture [271 x 50] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Current In 1.0 x In min. 1.25 x In min. 2.0 x In max. 10.0 x In min. 10.0 x In max.<br>0.08 A - 6.3 A - 60 min 120 s 10 ms 100 ms<br>8 A - 10 A 4 h - 120 s 10 ms 100 ms<br>**----- End of picture text -----**<br> Circuit Protection **3** **Fuses** https://www.schurter.com /PG01_2 UMT 250 ## **Time-Current-Curves** **==> picture [7 x 50] intentionally omitted <==** **----- Start of picture text -----**<br> Time in Seconds<br>**----- End of picture text -----**<br> Current in Amperes ## **Variants** |**Rated Cur-**<br>**rent [A]**<br>**Rated Vol-**<br>**tage [VAC]**<br>**Rated Vol-**<br>**tage [VDC]**<br>**Breaking**<br>**Capacity**<br>**Voltage Drop**<br>**1.0 In max.**<br>**[mV]**<br>**Voltage Drop**<br>**1.0 In typ.**<br>**[mV]**<br>**Power Dissi-**<br>**pation 1.25 In**<br>**max [mW]**<br>**Melting I²t**<br>**10.0 In typ.**<br>**[A²s]**<br>0.08<br>250<br>250<br>6)<br>-<br>1030<br>200<br>0.026<br>0.08<br>250<br>250<br>6)<br>-<br>1030<br>200<br>0.026<br>0.1<br>250<br>125<br>1)<br>1300<br>870<br>200<br>0.04<br>0.1<br>250<br>125<br>1)<br>1300<br>870<br>200<br>0.04<br>0.125<br>250<br>125<br>1)<br>1000<br>700<br>200<br>0.056<br>0.125<br>250<br>125<br>1)<br>1000<br>700<br>200<br>0.056<br>0.16<br>250<br>250<br>6)<br>1000<br>540<br>240<br>0.056<br>0.16<br>250<br>250<br>6)<br>1000<br>540<br>240<br>0.056<br>0.2<br>250<br>125<br>1)<br>1000<br>460<br>500<br>0.128<br>0.2<br>250<br>125<br>1)<br>1000<br>460<br>500<br>0.128<br>0.25<br>250<br>125<br>1)<br>800<br>395<br>500<br>0.2<br>0.25<br>250<br>125<br>1)<br>800<br>395<br>500<br>0.2<br>0.315<br>250<br>125<br>1)<br>750<br>343<br>500<br>0.27<br>0.315<br>250<br>125<br>1)<br>750<br>343<br>500<br>0.27<br>0.4<br>250<br>125<br>1)<br>700<br>290<br>500<br>0.4<br>0.4<br>250<br>125<br>1)<br>700<br>290<br>500<br>0.4<br>0.5<br>250<br>125<br>1)<br>600<br>257<br>500<br>0.6<br>0.5<br>250<br>125<br>1)<br>600<br>257<br>500<br>0.6<br>0.63<br>250<br>125<br>1)<br>500<br>216<br>500<br>1.11<br>0.63<br>250<br>125<br>1)<br>500<br>216<br>500<br>1.11<br>0.8<br>250<br>125<br>1)<br>400<br>190<br>500<br>1.28<br>0.8<br>250<br>125<br>1)<br>400<br>190<br>500<br>1.28<br>1<br>250<br>125<br>2)<br>300<br>164<br>500<br>2.5<br>1<br>250<br>125<br>2)<br>300<br>164<br>500<br>2.5<br>1.25<br>250<br>125<br>2)<br>300<br>138<br>1000<br>4.38<br>1.25<br>250<br>125<br>2)<br>300<br>138<br>1000<br>4.38<br>1.6<br>250<br>125<br>2)<br>300<br>124<br>1000<br>5.89<br>1.6<br>250<br>125<br>2)<br>300<br>124<br>1000<br>5.89|l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>l<br>—|**Order Number**<br>l<br>l<br>l<br>3403.0155.11<br>l<br>l<br>l<br>3403.0155.24<br>l<br>l<br>l<br>3403.0156.11<br>l<br>l<br>l<br>3403.0156.24<br>l<br>l<br>l<br>3403.0157.11<br>l<br>l<br>l<br>3403.0157.24<br>l<br>l<br>l<br>3403.0158.11<br>l<br>l<br>l<br>3403.0158.24<br>l<br>l<br>l<br>3403.0159.11<br>l<br>l<br>l<br>3403.0159.24<br>l<br>l<br>l<br>3403.0160.11<br>l<br>l<br>l<br>3403.0160.24<br>l<br>l<br>l<br>l<br>3403.0161.11<br>l<br>l<br>l<br>l<br>3403.0161.24<br>l<br>l<br>l<br>l<br>3403.0162.11<br>l<br>l<br>l<br>l<br>3403.0162.24<br>l<br>l<br>l<br>l<br>3403.0163.11<br>l<br>l<br>l<br>l<br>3403.0163.24<br>l<br>l<br>l<br>l<br>3403.0164.11<br>l<br>l<br>l<br>l<br>3403.0164.24<br>l<br>l<br>l<br>l<br>3403.0165.11<br>l<br>l<br>l<br>l<br>3403.0165.24<br>l<br>l<br>l<br>l<br>l<br>3403.0166.11<br>l<br>l<br>l<br>l<br>l<br>3403.0166.24<br>l<br>l<br>l<br>l<br>l<br>3403.0167.11<br>l<br>l<br>l<br>l<br>l<br>3403.0167.24<br>l<br>l<br>l<br>l<br>l<br>3403.0168.11<br>l<br>l<br>l<br>l<br>l<br>3403.0168.24<br>Jer| |---|---|---| Circuit Protection **4** **Fuses** https://www.schurter.com /PG01_2 UMT 250 **==> picture [509 x 239] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Cur- Rated Vol- Rated Vol- Breaking Voltage Drop Voltage Drop Power Dissi- Melting I²t Order Number<br>rent [A] tage [VAC] tage [VDC] Capacity 1.0 In max. 1.0 In typ. pation 1.25 In 10.0 In typ.<br>[mV] [mV] max [mW] [A²s]<br>2 250 125 2) 300 102 1000 7.2 l l l l l l 3403.0169.11<br>2 250 125 2) 300 102 1000 7.2 l l l l l l 3403.0169.24<br>2.5 250 125 2) 300 90 1200 16.8 l l l l l l 3403.0170.11<br>2.5 250 125 2) 300 90 1200 16.8 l l l l l l 3403.0170.24<br>3.15 250 125 2) 300 95 1500 11.6 l l l l l l 3403.0171.11<br>3.15 250 125 2) 300 95 1500 11.6 l l l l l l 3403.0171.24<br>4 250 125 2) 300 78 2000 25.6 l l l l l l 3403.0172.11<br>4 250 125 2) 300 78 2000 25.6 l l l l l l 3403.0172.24<br>5 250 125 3) 300 76 2500 37.5 l l l l l 3403.0173.11<br>5 250 125 3) 300 76 2500 37.5 l l l l l 3403.0173.24<br>6.3 250 125 3) 300 71 3000 67.5 l l l l l 3403.0174.11<br>6.3 250 125 3) 300 71 3000 67.5 l l l l l 3403.0174.24<br>8 250 125 4) 220 72 3000 115 l l 3403.0175.11<br>8 250 125 4) 220 72 3000 115 l l 3403.0175.24<br>10 250 125 4) 220 73 3500 170 l l 3403.0176.11<br>10 250 125 4) 220 73 3500 170 l l 3403.0176.24<br>**----- End of picture text -----**<br> Availability for all products can be searched real-time: https://www.schurter.com/en/info-center/support-tools/stock-check-distributors 1) IEC: 200 A @ 250 VAC / 100 A @ 125 VDC 1) UL: 200 A @ 277 VAC / 100 A @ 125 VDC / 35 A @ 250 VDC / 200 A @ 63 VAC/DC 2) IEC: 200 A @ 250 VAC / 100 A @ 125 VDC 2) UL: 200 A @ 277 VAC / 100 A @ 125 VDC / 35 A @ 250 VDC / 200 A @ 63 VAC/DC 2) PSE: 100 A @ 250 VAC 3) IEC: 100 A @ 250 VAC / 100 A @ 125 VDC 3) UL: 100 A @ 250 VAC / 100 A @ 125 VDC / 35 A @ 250 VDC / 200 A @ 63 VAC/DC 3) PSE: 100 A @ 250 VAC 4) UL: 35 A @ 250 VAC / 35 A @ 125 VDC / 200 A @ 63 VAC/DC 4) PSE: 100 A @ 250 VAC 5) UL: 200 A @ 63 VAC / 200 A @ 63 VDC 6) IEC: 200 A @ 250 VAC / 100 A @ 250 VDC 6) UL: 200 A @ 277 VAC / 100 A @ 125 VDC / 35 A @ 250 VDC / 200 A @ 63 VAC/DC **==> picture [509 x 39] intentionally omitted <==** The 80 mA variant may not be to replace the 80 mA used with gold caps UMT (Au). **Packaging Unit** .xx = .11 100 pcs in ESD-plastic bag acc. IEC 60286-3 Type 2a .xx = .24 2000 pcs. in tape [W: 24mm and P1: 8mm] on reel [A: 33cm] The specifications, descriptions and illustrations indicated in this document are based on current ~~information. All content is subject to modifications and amendments. Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability and test each product selected for their own applications.~~ Circuit Protection **5**
Updated at April 27, 2026
SCHURTER is a globally recognized innovator and manufacturer of high-quality electronic components, specializing in products that ensure a safe and clean supply of power. With a strong reputation in the electronics and PCB assembly industries, the company delivers reliable solutions engineered to protect critical circuits, streamline device operation, and optimize electrical performance across diverse applications. The core of our SCHURTER portfolio revolves around comprehensive circuit protection. We carry an extensive selection of standard and resettable fuses, accompanied by robust fuse holders, to safeguard sensitive electronics against overcurrent conditions. Furthermore, our offering features high-performance thermal circuit breakers and associated accessories, providing dependable protection and rapid reset capabilities for demanding industrial and commercial environments. Beyond fundamental circuit protection, SCHURTER excels in electromagnetic compatibility (EMC) and RFI suppression technologies. Our range includes precision-engineered power line filters and common mode chokes designed to mitigate electromagnetic interference and ensure signal integrity. Accompanied by specialized components such as AC/DC LED power supplies, SCHURTER provides the meticulous engineering and durability necessary for modern, high-reliability electronic design.
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