# SMD FUSES

**URL**: https://novapart.co/products/1025HC40-RTR/smd-fuses
**SKU**: 1025HC40-RTR
**Manufacturer**: EATON / PARTNER STOCK
**Category**: Circuit Protection || Fuses & Fuse Accessories || Fuses || SMD Fuses
**Price**: €4.2600
**Stock**: 1000+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4437281/)

Effective June 2017 Supersedes February 2017 

Technical Data **10572** 

## 1025HC 

## Fast-acting, high current, surface mount ceramic tube fuses 

**==> picture [22 x 22] intentionally omitted <==**

**----- Start of picture text -----**<br>
HALOGEN<br>HF<br>FREE<br>**----- End of picture text -----**<br>


## **Applications** 

Primary and secondary circuit protection: 

- Server and desktop power supplies 

- Gaming console systems 

- Voltage Regulator Module (VRM) 

- Storage system power 

- Base station power supplies 

- Basic power supplies 

- LED and general lighting 

- Test equipment 

## **Agency information** 

- cURus Recognition file number: E19180, Guide JDYX2/JDYX8 

- PSE: JET 7042-31007-1002 (20 A to 30 A) 

## **Product description** 

- Fast-acting high current fuse 

## **Ordering** 

   - Use ordering number (see page 7 for details) 

- Compact design utilizes less board space 

- 20 A to 50 A current ratings 

- Ceramic tube, silver plated brass end cap construction 

- Halogen free and RoHS compliant 

## **Packaging suffixes** 

- -TR (20 A to 30 A: 1500 parts per 13” diameter reel, tape width 24 mm) 

   - (40 A to 50 A: 1000 parts per 13” diameter reel, tape width 24 mm) 

1025HC 

Technical Data 10572 Effective June 2017 

Fast-acting, high current, surface mount ceramic tube fuses 

## **Electrical characteristics** 

|**% of Amp Rating**||**Opening Time**|
|---|---|---|
|100||4 hours minimum|
|200||60 s maximum|



## **Product specifications** 

||||||||**Interrupting**|**Interrupting**|**Interrupting**|**Interrupting**|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
||**Current**||**Voltage**||**Voltage**||**rating at rated**||**rating at rated**||**Typical DC**||**Typical**||||||||
||**rating**||**rating**||**rating**||**volt age**||**voltage1**||**cold resistance2**||**melting3**||||||||
|**Part number4**|**(A)**||**(VAC)**||**(VDC)**||**(AAC)**||**(ADC)**||**(m**W**)**||**I2t (A2s)**||**Part marking**||**cURus**||**PSE**||
|1025HC20-R|20|||250||72||100||500||3.1||25||<PS> E JET||x||x|
|||||||||||||||||BUSS 20A|||||
|1025HC25-R|25|||250||72||100||500||2.6||50||<PS> E JET||x||x|
|||||||||||||||||BUSS 25A|||||
|1025HC30-R|30|||250||72||100||500||1.7||112||<PS> E JET||x||x|
|||||||||||||||||BUSS 30A|||||
|1025HC40-R|40|||250||72||300||500||1.3||400||BUSS 40A||x|||
|1025HC50-R|50|||250||60||300||600||1.1||600||BUSS 50A||x|||



- 1 DC interrupting rating measured at rated voltage, time constant of less than 1.0 microseconds, battery source 

- 2 Typical DC cold resistance measured at <10% of rated current at an ambient temperature of 20 °C (reference only) 

3. Typical melting I²t value is measured at 10In rated current 

4. Part number definition: 1025HCxx-R 

- 1025HC= Product code and size 

- xx= Ampere rating 

- -R= Rohs compliant 

## **Dimensions (mm)** 

## **Recommended pad layout (mm)** 

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**----- Start of picture text -----**<br>
20 A to 30 A<br>**----- End of picture text -----**<br>


**==> picture [47 x 7] intentionally omitted <==**

**----- Start of picture text -----**<br>
40 A to 50 A<br>**----- End of picture text -----**<br>


|**Rating**|**A**|**B**|**C**|
|---|---|---|---|
|20 A to 30 A|10.0 ±0.50|3.15 ±0.15|1.70 ±0.15|
|40 A to 50 A|12.4 ±0.50|4.50 ±0.15|2.70 ±0.15|



Recommended trace thickness is 3 oz. 

Recommended min-trace width is 10 mm (20 A to 30 A) and 15 mm (40 A to 50 A) 

www.eaton.com/electronics 

2 

1025HC Fast-acting, high current, surface mount ceramic tube fuses 

Technical Data 10572 Effective June 2017 

## **Packaging information (mm)** 

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**==> picture [142 x 35] intentionally omitted <==**

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Ao Bo Ko<br>20 A to 30 A 3.50 10.4 3.5<br>40 A to 50 A 4.90 12.7 4.5<br>**----- End of picture text -----**<br>


**User Direction of Feed** 

**Section A-A** 

## **Temperature derating curve** 

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**----- Start of picture text -----**<br>
1.2<br>1<br>0.8<br>0.6<br>0.4<br>0.2<br>0<br>-55 -35 -15 5 25 45 65 85 105 125<br>Temperature (°C)<br>Derating Factor<br>**----- End of picture text -----**<br>


www.eaton.com/electronics 

3 

1025HC Fast-acting, high current, surface mount ceramic tube fuses 

Technical Data 10572 Effective June 2017 

## **Time vs. current curve** 

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**----- Start of picture text -----**<br>
10000<br>1000<br>100<br>10<br>20A<br>25A<br>30A<br>1<br>40A<br>50A<br>0.1<br>0.01<br>0.001<br>10 100 1000<br>Current (A)<br>20A 25A 30A 40A 50A<br>Time (s)<br>**----- End of picture text -----**<br>


www.eaton.com/electronics 

4 

1025HC Fast-acting, high current, surface mount ceramic tube fuses 

Technical Data 10572 Effective June 2017 

## **l[2] t vs. current curve** 

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10000000<br>50A<br>40A<br>30A<br>1000000<br>25A<br>20A<br>100000<br>10000<br>20A<br>25A<br>30A<br>40A<br>50A<br>1000<br>100<br>10<br>10 100 1000<br>Current (A)<br>s)<br>2<br>t (A<br>2<br>I<br>**----- End of picture text -----**<br>


www.eaton.com/electronics 

5 

1025HC Fast-acting, high current, surface mount ceramic tube fuses 

Technical Data 10572 Effective June 2017 

## **l[2] t vs. time curve** 

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1000000<br>100000<br>10000<br>20A<br>25A<br>30A<br>1000 40A<br>50A<br>50A<br>40A<br>30A<br>100<br>25A<br>20A<br>10<br>0.0001 0.001 0.01 0.1 1 10 100 1000<br>Time (s)<br>s)<br>2<br>t (A<br>2<br>I<br>**----- End of picture text -----**<br>


www.eaton.com/electronics 

6 

1025HC Fast-acting, high current, surface mount ceramic tube fuses 

Technical Data 10572 Effective June 2017 

## **Environmental data** 

Operating temperature: - 55 °C to 125 °C (with derating) Thermal cycling: (100 cycles - 55 °C to 125 °C) Vibration: (20 g’s, 10 Hz - 2000 Hz) Board flex: 60 s, 2 mm Mechanical shock: 3000 g, 0.3 ms Termination strength: 1.8 kg, 60 s Solderability test: J-STD- 002, Method B1, G1 and D 

## **Ordering codes** 

The ordering code is the part number adding the packaging suffix. 

|**Part number**|**Ordering codes**<br>**-TR option**|
|---|---|
|1025HC20-R|1025HC20-RTR|
|1025HC25-R|1025HC25-RTR|
|1025HC30-R|1025HC30-RTR|
|1025HC40-R|1025HC40-RTR|
|1025HC50-R|1025HC50-RTR|



## **Packaging suffixes** 

- -TR (20 A to 30 A: 1500 parts per 13” diameter reel, tape width 24 mm) (40 A to 50 A: 1000 parts per 13” diameter reel, tape width 24 mm) 

www.eaton.com/electronics 

7 

1025HC Fast-acting, high current, surface mount ceramic tube fuses 

Technical Data 10572 Effective June 2017 

## **Wave solder profile** 

**==> picture [336 x 197] intentionally omitted <==**

**----- Start of picture text -----**<br>
tp<br>Tp<br>First Wave Second Wave<br>Tsmax<br>Tstyp<br>Tsmin<br>Preheat area Cool down area<br>Temperature<br>**----- End of picture text -----**<br>


**Time** 

## **Reference EN 61760-1:2006** 

|**Profile Feature**|||**Standard SnPb Solder**||**Lead (Pb) Free Solder**|
|---|---|---|---|---|---|
|Preheat|• Temperature min. (Tsmin)||100 °C||100 °C|
||• Temperature typ. (Tstyp)||120 °C||120 °C|
||• Temperature max. (Tsmax)||130 °C||130 °C|
||• Time (Tsmin to Tsmax) (ts)||70 seconds||70 seconds|
|D preheat tomax Temperature|||150 °C max.||150 °C max.|
|Peak temperature (TP)*|||235 °C – 260 °C||250 °C – 260 °C|
|Time at peak temperature (tp)|||10 seconds max<br>5 seconds max each wave||10 seconds max<br>5 seconds max each wave|
|Ramp-down rate|||~ 2 K/s min||~ 2 K/s min|
||||~3.5 K/s typ||~3.5 K/s typ|
||||~5 K/s max||~5 K/s max|
|Time 25 °C to 25 °C|||4 minutes||4 minutes|



## **Manual solder** 

350 °C, 4-5 seconds (by soldering iron), generally manual, hand soldering is not recommended. 

www.eaton.com/electronics 

8 

1025HC Fast-acting, high current, surface mount ceramic tube fuses 

Technical Data 10572 Effective June 2017 

## **Solder reflow profile** 

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**----- Start of picture text -----**<br>
TP TC -5°C Table 1 - Standard SnPb Solder (Tc)<br>Max. Ramp Up Rate = 3°C/s tP Volume   Volume<br>Package   mm3   mm3<br>Max. Ramp Down Rate = 6°C/s Thickness <350 ≥ 350<br>TL <2.5mm) 235 °C 220 °C<br>Preheat t ≥2.5mm 220 °C 220 °C<br>A<br>Tsmax<br>Table 2 - Lead (Pb) Free Solder (Tc)<br>Volume   Volume   Volume<br>Tsmin Package   mm [3] mm [3] mm [3]<br>   ts Thickness <350 350 - 2000 >2000<br><1.6mm 260 °C 260 °C 260 °C<br>1.6 – 2.5mm 260 °C 250 °C 245 °C<br>>2.5mm 250 °C 245 °C 245 °C<br>25°C<br>Time 25°C to Peak  Time<br>Temperature<br>**----- End of picture text -----**<br>


|**Package**<br>**Thickness**||**Volume**<br>**mm3**<br>**<350**||**Volume**<br>**mm3**<br>**350 - 2000**|**Volume**<br>**mm3**<br>**>2000**|
|---|---|---|---|---|---|
|<1.6mm||260 °C||260 °C|260 °C|
|1.6 – 2.5mm||260 °C||250 °C|245 °C|
|>2.5mm||250 °C||245 °C|245 °C|



## **Reference JDEC J-STD-020D** 

|**Profile Feature**||**Standard SnPb Solder**||**Lead (Pb) Free Solder**|
|---|---|---|---|---|
|Preheat and Soak     • Temperature min. (Tsmin)||100 °C||150 °C|
|• Temperature max. (Tsmax)||150 °C||200 °C|
|• Time (Tsmin to Tsmax) (ts)||60-120 Seconds||60-120 Seconds|
|Average ramp up rate Tsmax to Tp||3 °C/ Second Max.||3 °C/ Second Max.|
|Liquidous temperature (Tl)||183 °C||217 °C|
|Time at liquidous (tL)||60-150 Seconds||60-150 Seconds|
|Peak package body temperature (TP)*||Table 1||Table 2|
|Time (tp)** within 5 °C of the specified classification temperature (Tc)||20 Seconds**||30 Seconds**|
|Average ramp-down rate (Tpto Tsmax)||6 °C/ Second Max.||6 °C/ Second Max.|
|Time 25 °C to Peak Temperature||6 Minutes Max.||8 Minutes Max.|



* Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum. 

** Tolerance for time at peak profile temperature (tp) is defined as a supplier minimum and a user maximum. 

Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 

Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin. 

## **Eaton** 

**Electronics Division** 1000 Eaton Boulevard Cleveland, OH 44122 United States www.eaton.com/electronics © 2017 Eaton All Rights Reserved Publication No. 10572 EE-PCN17028 June 2017 

Eaton is a registered trademark. All other trademarks are property of their respective owners. 



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- [Supplier page](https://es.farnell.com/eaton-partner-stock/1025hc40-rtr/smd-fuses/dp/4437281)
---

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