Image not available
Illustrative purposes only
3403.0269.23
Fuse, Surface Mount, 315 mA, Slow Blow, 250 VAC, 250 VDC, 15.4mm x 5.4mm, UMT-H
⚠️ 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
- Fuse Current:315mA; Product Range:UMT-H Series; Voltage Rating VAC:277VAC; Voltage Rating V DC:250VDC; Blow Characteristic:Time Delay; Fuse Case Style:SMD; Breaking Capacity Current AC:1.5k
- SVHC: No SVHC (17-Dec-2015)
- Fuse Current: 315mA
- Product Range: UMT-H
- Fuse Case Style: 15.4mm x 5.4mm
- Voltage Rating VAC: 250VAC
- Voltage Rating VDC: 250VDC
- Blow Characteristic: Slow Blow
- Breaking Capacity Current AC: 1.5kA
- Breaking Capacity Current DC: 1.5kA
| Delivery and price | |
|---|---|
| Units per pack | 15000 |
| Price | 0.948 € |
| Current stock | 10+ |
| Lead time | 30 days |
Datasheet
**Fuses** https://www.schurter.com /PG01_2 UMT-H Surface Mount Fuse, 5.3 x 16 mm, Time-Lag T, 277 VAC / 250 VDC, Breaking Capacity 1500 A SMD fuse UMT-H ## UL 248-14 · 277 VAC · 250 VDC · Time-Lag T See below: **Approvals and Compliances** ## **Description** - 26 rated currents from 160 mA to 50 A - Square design: 5.3 x 16 - Impermeable to potting compound used to achieve hermetic seal for use in intrinsically safe applications according to ATEx and IECEx requirements. ## **Unique Selling Proposition** - High breaking capacity up to 1500 A - High rated voltages up to 277 VAC / 250 VDC - Compact design - Suitable for pulse-shaped continuous currents ## **Applications** - Primary protection on SMD PCBs - Sensors - Power supplies - Intrinsically Safe - Illumination - Battery protection ## **References** Fuse Kit Fuse Kit UMT-H ## **Weblinks** pdf data sheet, html datasheet, General Product Information, DistributorStock-Check, Detailed request for product, Microsite, Video 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|250-277 VAC, 72-250 VDC|Soldering Methods|Reflow| |Rated current|0.16-50 A||Soldering Profile| |Breaking Capacity|100-1500 A|Solderability|245°C / 3 sec acc. to IEC 60068-2-58| |Characteristic|Time-Lag T|Resistance to Soldering Heat|260°C / 10 sec acc. to IEC 60068-2-58| |Mounting|PCB,SMT|Moisture Sensitivity Level|MSL 1, J-STD-020| |Admissible Ambient Air Temp.|-55°C to 125°C|Moisture Resistance Test|MIL-STD-202, Method 106| |Climatic Category|55/125/21 acc. to IEC 60068-1||(acc. to EIA/IS-722, Test 4.4.3)| |Material: Housing|Ceramics|Operational Life|1000h @ 0.60 x In @ 70°C| |Material: Terminals|Ni/Sn-Plated Copper Alloy||(acc. to EIA/IS-722, Test 4.4.1)| |Unit Weight|1.42 g|Mechanical Shock|MIL-STD-202, Method 213 Condition A| |Storage Conditions<br>Product Marking|0°C to 40°C, max. 70% r.h.<br>, Rated current, Voltage, Characteri-<br>stic, Breaking Capacity, Approvals<br>El|Resistance to Solvents<br>MIL-STD-202, Method 215<br>(EIA-722, 4.11)<br>Terminal Strength<br>(Deflection of board 1 mm for 1 minute)<br>(acc. to EIA/IS-722, Test 4.5.5)<br>~~a~~|| ## **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 **1** **Fuses** UMT-H 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-H ||**Approval Logo**|**Approval Logo**|**Approval Logo**|**Certificates**|**Certification Body**|**Description**| |---|---|---|---|---|---|---| |||||VDE Approvals|VDE|VDE Certificate Number: 40039476| |||||UL Approvals|UL|UR File Number:| |||||CQC Approvals|CQC|CQC Certificate Number: CQC20012265448| |**Product standards**||||||| |Product standards that are referenced||||||| ||**Organization**|||**Design**|**Standard**|**Description**| |||||Designed according to|IEC 60127-7|Miniature fuses - Part 7: Miniature fuse-links for special applications| |||||Designed according to|UL 248-14|Low voltage fuses - Part 14: Additional fuses| |**Application standards**||||||| |Application standards where the product can be used||||||| ||**Organization**|||**Design**|**Standard**|**Description**| |||||Designed 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.| |||||Halogen Free|SCHURTER AG|SCHURTER strives to offer our customers halogen free products.| |||||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.| |**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.| ## **Dimension [mm]** Soldering pads **==> picture [135 x 74] intentionally omitted <==** **----- Start of picture text -----**<br> 3.2 >10 2.8 0.4 Ø 2.25<br>15.4 5.35<br>&<br>R0.35<br>R 0.7<br>**----- End of picture text -----**<br> 10 3.75 Ite Circuit Protection **2** **Fuses** https://www.schurter.com /PG01_2 UMT-H ## **Derating Curves** **==> picture [221 x 121] intentionally omitted <==** **----- Start of picture text -----**<br> 140<br>120<br>100<br>20 A - 50 A<br>80<br>60<br>23°C<br>40<br>160 mA - 16 A<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 [314 x 63] 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. 2.5 x In max. 10.0 x In min. 10.0 x In max.<br>0.160 A - 12.5 A - 60 min 120 s - 10 ms 100 ms<br>16 A 4 h - 120 s - 10 ms 100 ms<br>20 A - 50 A 4 h - - 120 s 5 ms 100 ms<br>**----- End of picture text -----**<br> ## **Time-Current-Curves** **==> picture [216 x 260] intentionally omitted <==** **----- Start of picture text -----**<br> 100000<br>10000<br>1000<br>100<br>10<br>1<br>0.1<br>0.01<br>0.001<br>1 10<br>Multiple of Rated Current In<br>Time in Seconds<br>**----- End of picture text -----**<br> ## **All Variants** **==> picture [420 x 112] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Cur- Rated Vol- Rated Vol- Breaking Voltage Drop Power Dissi- Melting I²t Order Number<br>rent [A] tage [VAC] tage [VDC] Capacity 1.0 In typ. pation 1.25 In 10.0 In typ.<br>[mV] typ. [mW] [A²s]<br>0.16 277 250 1) 1680 410 0.055 l l 3403.0266.11 █<br>0.16 277 250 1) 1680 410 0.055 l l 3403.0266.23<br>0.2 277 250 1) 1330 425 0.09 l l 3403.0267.11<br>0.2 277 250 1) 1330 425 0.09 l l 3403.0267.23<br>0.25 277 250 1) 1120 450 0.15 l l 3403.0268.11<br>0.25 277 250 1) 1120 450 0.15 l l 3403.0268.23<br>**----- End of picture text -----**<br> Circuit Protection **3** **Fuses** https://www.schurter.com /PG01_2 UMT-H **==> picture [420 x 622] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Cur- Rated Vol- Rated Vol- Breaking Voltage Drop Power Dissi- Melting I²t Order Number<br>rent [A] tage [VAC] tage [VDC] Capacity 1.0 In typ. pation 1.25 In 10.0 In typ.<br>[mV] typ. [mW] [A²s]<br>0.315 277 250 1) 880 460 0.24 l l 3403.0269.11<br>0.315 277 250 1) 880 460 0.24 l l 3403.0269.23<br>0.4 277 250 1) 810 520 0.44 l l 3403.0270.11<br>0.4 277 250 1) 810 520 0.44 l l 3403.0270.23<br>0.5 277 250 1) 710 550 0.62 l l 3403.0271.11<br>0.5 277 250 1) 710 550 0.62 l l 3403.0271.23<br>0.63 277 250 1) 530 570 1.28 l l 3403.0272.11<br>0.63 277 250 1) 530 570 1.28 l l 3403.0272.23<br>0.8 277 250 1) 450 610 2.2 l l 3403.0273.11<br>0.8 277 250 1) 450 610 2.2 l l 3403.0273.23<br>1 277 250 1) 420 710 3.6 l l 3403.0274.11 █<br>1 277 250 1) 420 710 3.6 l l 3403.0274.23<br>1.25 277 250 1) 330 735 4.05 l l 3403.0275.11<br>1.25 277 250 1) 330 735 4.05 l l 3403.0275.23<br>1.6 277 250 1) 270 810 4.66 l l 3403.0276.11<br>1.6 277 250 1) 270 810 4.66 l l 3403.0276.23<br>2 277 250 1) 230 850 9.6 l l 3403.0277.11 █<br>2 277 250 1) 230 850 9.6 l l 3403.0277.23 █<br>2.5 277 125 2) 205 940 24 l l l 3403.0278.11<br>2.5 277 125 2) 205 940 24 l l l 3403.0278.23<br>3.15 277 125 2) 175 990 39 l l l 3403.0279.11 █<br>3.15 277 125 2) 175 990 39 l l l 3403.0279.23<br>4 277 125 2) 140 1015 52 l l l 3403.0280.11 █<br>4 277 125 2) 140 1015 52 l l l 3403.0280.23 █<br>5 277 125 2) 115 1055 100 l l 3403.0281.11 █<br>5 277 125 2) 115 1055 100 l l 3403.0281.23<br>6.3 277 125 2) 105 1280 190 l l 3403.0282.11<br>6.3 277 125 2) 105 1280 190 l l 3403.0282.23<br>8 250 125 3) 79 1250 95 l l 3403.0283.11 █<br>8 250 125 3) 79 1250 95 l l 3403.0283.23<br>10 250 125 3) 73 1220 180 l l 3403.0284.11 █<br>10 250 125 3) 73 1220 180 l l 3403.0284.23<br>12.5 250 125 4) 63 1490 340 l l 3403.0285.11<br>12.5 250 125 4) 63 1490 340 l l 3403.0285.23<br>16 250 125 5) 65 - 650 l l 3403.0286.11 █<br>16 250 125 5) 65 - 650 l l 3403.0286.23<br>20 125 72 6) 76 - 445 l 3403.0287.11 █<br>20 125 72 6) 76 - 445 l 3403.0287.23<br>25 125 72 6) 64 - 1170 l 3403.0288.11<br>25 125 72 6) 64 - 1170 l 3403.0288.23<br>30 125 72 6) 64 - 1650 l 3403.0289.11<br>30 125 72 6) 64 - 1650 l 3403.0289.23<br>40 125 72 7) 61 - 3620 l 3403.0290.11 █<br>40 125 72 7) 61 - 3620 l 3403.0290.23<br>50 125 72 7) 61 - 6980 l 3403.0291.11 █<br>50 125 72 7) 61 - 6980 l 3403.0291.23<br>**----- End of picture text -----**<br> █ Most Popular. Availability for all products can be searched real-time:https://www.schurter.com/en/Stock-Check/Stock-Check-SCHURTER 1) UL = 1500 A @ 277 VAC, resistive / 1500 A @ 250 VDC 1) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 250 VDC 2) UL = 1500 A @ 277 VAC, resistive / 1500 A @ 125 VDC 2) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC Circuit Protection **4** **Fuses** https://www.schurter.com /PG01_2 UMT-H **==> picture [515 x 344] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Cur- Rated Vol- Rated Vol- Breaking Voltage Drop Power Dissi- Melting I²t Order Number<br>rent [A] tage [VAC] tage [VDC] Capacity 1.0 In typ. pation 1.25 In 10.0 In typ.<br>[mV] typ. [mW] [A²s]<br>3) UL = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC<br>3) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC<br>4) UL = 1000 A @ 250 VAC, resistive / 1000 A @ 125 VDC<br>4) IEC = 1000 A @ 250 VAC, resistive / 1000 A @ 125 VDC<br>5) UL = 500 A @ 250 VAC, resistive / 500 A @ 125 VDC<br>5) IEC = 500 A @ 250 VAC, resistive / 500 A @ 125 VDC<br>6) UL = 100 A @ 250 VAC, resistive / 500 A @ 125 VAC, resistive / 500 A @ 72 VDC<br>7) UL = 500 A @ 125 VAC, resistive / 500 A @ 72 VDC<br>____________________________________________________________________________<br>All measurements are carried out on a test board according to IEC 60127 with the following tracks:<br>125 mA to 5 A: Track width 5.0 mm, Cu layer 35 µm<br>6.3 A to 8 A: Track width 7.5 mm, Cu layer 70 µm<br>10 A, 12.5 A: Track width 7.5 mm, Cu layer 140 µm<br>16 A, 20 A: Track width 10 mm, Cu layer 140 µm<br>25 A: Track width 15 mm, Cu layer 140 µm<br>30 A to 50 A: Track width 20 mm, Cu layer 210 µm<br>Packaging Unit .xx = .11 100 pcs in ESD-plastic bag<br>acc. IEC 60286-3 Type 2a .xx = .23 1500 pcs. in tape [W: 24mm and P1: 8mm] on reel [A: 33cm]<br>**----- End of picture text -----**<br> 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.
About Novapart
Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.
Learn more →Stock Shortage Specialist
When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.
Request a quote →Compliant Alternatives
We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.
BOM Analysis service →