# Fuse, Surface Mount, 4 A, Fast Acting, 250 VAC, 125 VDC, 10.1mm x 3mm, DRM-A Series

![Product image](https://novapart.co/image/farnell:4204764/)

**URL**: https://novapart.co/products/3-133-743/fuse-surface-mount-4-a-fast-acting-250-vac-125-vdc
**SKU**: 3-133-743
**Manufacturer**: SCHURTER
**Category**: Circuit Protection || Fuses & Fuse Accessories || Fuses || SMD Fuses
**Price**: €5.9200
**Stock**: 10+
**Lead Time**: 64 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | Lead (21-Jan-2025) |
| Fuse Current | 4A |
| Product Range | DRM-A Series |
| Fuse Case Style | 10.1mm x 3mm |
| Voltage Rating Vac | 250VAC |
| Voltage Rating Vdc | 125VDC |
| Blow Characteristic | Fast Acting |
| Breaking Capacity Current Ac | 100A |
| Breaking Capacity Current Dc | 100A |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4204764/)

DRM-A 

https://www.schurter.com /PG01_2 

## **Fuses** 

Surface Mount Fuse, 3 x 10.1 mm, Quick-Acting F, 250 VAC, 125 VDC 

## 250 VAC · 125 VDC · Quick-Acting F 

See below: **Approvals and Compliances** 

## **Description** 

- Designed for use with fuseholder FRM-A 

- Directly solderable on printed circuit boards 

- Impermeable to potting compound used to achieve hermetic seal for use in intrinsically safe applications according to ATEx and IECEx requirements. 

## **Unique Selling Proposition** 

- Defined interruption at 1.7 x rated current 

- Low melting I²t-values 

## **Applications** 

- Avionics 

- Ground Equipment 

## **References** 

Corresponding Fuseholder   FRM-A 

## **Weblinks** 

pdf data sheet, html datasheet, General Product Information, DistributorStock-Check, Detailed request for product, Microsite 

- Verified High Altitude Capability 

- Qualified for high altitude operation 

## **Technical Data** 

|**Technical Data**||||
|---|---|---|---|
|Rated Voltage|250 VAC, 125 VDC|Soldering Methods|Reflow, Wave|
|Rated current|0.5-8 A||Soldering Profile|
|Breaking Capacity|100 A-200 A|Solderability|JESD22-B102E, Method 1|
|Characteristic|Quick-Acting F|Resistance to Soldering Heat|JEDEC J-STD-020|
|Mounting|PCB,SMT|Solderability|245 °C / 3 sec acc. to IEC 60068-2-58,|
|Admissible Ambient Air Temp.|-55°C to 125°C||Test Td|
|Climatic Category<br>55/125/21 acc. to IEC 60068-1<br>Material: Housing<br>Ceramics<br>Material: Terminals<br>Copper alloy, gold-plated nickel<br>Unit Weight<br>0.3 g<br>Storage Conditions<br>0°C to 40°C, max. 70% r.h.<br>Product Marking<br>, DRM-A, Rated current, Characteri-<br>stic, Rated Voltage<br>~~(=~~||Resistance to Soldering Heat<br>260 °C / 10 sec acc. to IEC 60068-2-58,<br>Test Td<br>Moisture Sensitivity Level<br>MSL 1, J-STD-020<br>Damp heat, steady state<br>IEC 60068-2-78<br>Moisture Resistance Test<br>MIL-STD-202, Method 106<br>(acc. to EIA/IS-722, Test 4.4.3)<br>Operational Life<br>MIL-STD-202, Method 108 Condition F<br>2000h @ 0.60 x In @ 125°C<br>~~a~~||
|||Vibration, High Frequency|IEC 60068-2-6|
|||Mechanical Shock|IEC 60068-2-27|
|||High Temperature Exposure|IEC 60068-2-14|
|||Resistance to Solvents|MIL-STD-202, Method 215|



## **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. 

## **Approvals** 

The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products. Approval Reference Type: DRM-A 

**Approval Logo** 

**Certificates** 

UL Approvals 

**Certification Body Description** UL UR File Number: E41599 

Circuit Protection 

**1** 

**Fuses** 

DRM-A 

https://www.schurter.com /PG01_2 

## **Product standards** 

Product standards that are referenced 

|**Organization**|**Organization**|**Design**|**Standard**|**Description**|
|---|---|---|---|---|
|||Designed according to|UL 248-14|Low voltage fuses - Part 14: Supplemental fuses|
|**Application standards**|**Application standards**||||
|Application standards where the product can be used|Application standards where the product can be used|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**|**Compliances**||||
|The product complies with following Guide Lines|The product complies with following Guide Lines|The product complies with following Guide Lines|||
|**Identification**||**Details**|**Initiator**|**Description**|
|cE|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|UK|UKCA declaration of conformity|SCHURTER AG|The UKCA marking declares that the product complies with the applicable|
|cA|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.|



## **Application standards** 

Application standards where the product can be used 

## **Compliances** 

The product complies with following Guide Lines 

> **Dimension [mm]** ~~—~~ 10.1 mm 

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1.6 0.4 1.43<br>10.1 3<br>**----- End of picture text -----**<br>


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6.5 2<br>3.75<br>**----- End of picture text -----**<br>


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Soldering pads<br>**----- End of picture text -----**<br>


## **Derating Curves** 

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**----- Start of picture text -----**<br>
140<br>130<br>Pt | ft et | Eh ET<br>120<br>Pt | ft i | hE TT<br>110<br>i | i i] | dt | ty<br>100<br>90 Reset<br>80<br>Pt pt<br>70<br>Pt | tT tT | Pr<br>60<br>Pt | td et | EE<br>50<br>Ft | tf tt | EE<br>40 Pt || fttittet 23 | cEPE tyTT<br>-60  -40  -20  0  20  40   60  80  100  120  140 160<br>Ambient Temperature [°C]<br>Percentage of Rating [%]<br>**----- End of picture text -----**<br>


**2** | E.SCHURTER | Circuit Protection 

**Fuses** https://www.schurter.com /PG01_2 

DRM-A 

## **Pre-Arcing Time** 

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||||||||||
|---|---|---|---|---|---|---|---|---|
|Rated Current In|1.0 x In min.|1.1 x In min.|1.7 x In min.|1.7 x In max.|3.0 x In min.|3.0 x In max.|10.0 x In min.|10.0 x In max.|
|0.5 A - 8 A|4 h|60 min|300 ms|60 min|35 ms|300 ms|1 ms|10 ms|

**----- End of picture text -----**<br>


## **Time-Current-Curves** 

**==> picture [210 x 256] intentionally omitted <==**

**----- Start of picture text -----**<br>
1 In [A]<br>0.5<br>0.63<br>0.75<br>1<br>1.5<br>2<br>2.5<br>3<br>4<br>0.1<br>5<br>6.3<br>8<br>VAY LAWALL<br>—\\W\\\<br>0.01<br> \\V AN<br>FENCE<br>lll<br>0.001 LUI TLE<br>0.5 5 50<br>Current in Amperes<br>Time in Seconds<br>**----- End of picture text -----**<br>


## **All Variants** 

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||||||||||
|---|---|---|---|---|---|---|---|---|
|Rated Cur-|Rated Vol-|Rated Voltage|Breaking Ca-|Voltage Drop|Power Dissipa-|Melting I²t 10.0|Packaging unit|Order Number|
|rent [A]|tage [VAC]|[VDC]|pacity|1.0 In typ. [mV]|tion 1.1 In typ.|In typ. [A²s]|
|[mW]|
|0.5|250|125|1)|830|503|0.04|100|3-133-762|
|0.5|250|125|1)|830|503|0.04|2000|3-133-763|
|0.63|250|125|1)|580|468|0.1|100|3-133-757|
|0.63|250|125|1)|580|468|0.1|2000|3-133-758|
|0.75|250|125|1)|500|494|0.11|100|3-133-755|
|0.75|250|125|1)|500|494|0.11|2000|3-133-756|
|1|250|125|1)|380|517|0.24|100|3-133-753|
|1|250|125|1)|380|517|0.24|2000|3-133-754|
|1.5|250|125|2)|290|576|1.1|100|3-133-751|
|1.5|250|125|2)|290|576|1.1|2000|3-133-752|
|2|250|125|2)|280|740|2.1|100|3-133-749|
|2|250|125|2)|280|740|2.1|2000|3-133-750|
|2.5|250|125|2)|275|941|3.1|100|3-133-747|
|2.5|250|125|2)|275|941|3.1|2000|3-133-748|
|3|250|125|2)|240|1067|4.9|100|3-133-745|
|3|250|125|2)|240|1067|4.9|2000|3-133-746|
|4|250|125|2)|135|726|6|100|3-133-743|
|4|250|125|2)|135|726|6|2000|3-133-744|
|5|250|125|2)|100|672|13.8|100|3-133-731|
|5|250|125|2)|100|672|13.8|2000|3-133-742|
|6.3|250|125|2)|105|903|20.9|100|3-133-729|
|6.3|250|125|2)|105|903|20.9|2000|3-133-730|

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Circuit Protection 

**3** 

**Fuses** 

DRM-A 

https://www.schurter.com /PG01_2 

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||||||||||
|---|---|---|---|---|---|---|---|---|
|Rated Cur-|Rated Vol-|Rated Voltage|Breaking Ca-|Voltage Drop|Power Dissipa-|Melting I²t 10.0|Packaging unit|Order Number|
|rent [A]|tage [VAC]|[VDC]|pacity|1.0 In typ. [mV]|tion 1.1 In typ.|In typ. [A²s]|
|[mW]|
|8|250|125|2)|93|978|40.1|100|3-133-472|
|8|250|125|2)|93|978|40.1|2000|3-133-471|

**----- End of picture text -----**<br>


Availability for all products can be searched real-time:https://www.schurter.com/en/Stock-Check/Stock-Check-SCHURTER 

1) UL: 100 A @ 250 VAC, cos φ >= 0.99; 100 A @ 125 VDC, tau < 0.5 ms 

1) Internal tests at 65'000 ft: 200 A @ 125 VAC, cos φ >= 0.99; 200 A @ 125 VDC, tau < 0.5 ms 

2) UL: 100 A @ 250 VAC, cos φ >= 0.99; 100 A @ 125 VDC, tau < 0.5 ms 

2) Internal tests at 65'000 ft: 100 A @ 125 VAC, cos φ >= 0.99; 100 A @ 125 VDC, tau < 0.5 m 

**Packaging Unit** acc. IEC 60286-3 Type 2a 

100 pcs in ESD-plastic bag 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 

**4** 



## Links

- [View this product on Novapart](https://novapart.co/products/3-133-743/fuse-surface-mount-4-a-fast-acting-250-vac-125-vdc)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/schurter/3-133-743/smd-fuse-fast-acting-4a-250vac/dp/4204764)
---

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