n Single blow fuse for overcurrent protection
n EIA 2410 (6125 metric) footprint
n Ceramic tube design for high inrush fusing speed applications
n UL 248-14 listed
n Surface mount packaging for automated assembly
n RoHS compliant* and halogen free**
Electrical Characteristics
SF-2410HI-T Series – High Inrush SMD Fuses
Model
Rated
Current
(A)
Fusing Time Resistance
(Ω) Typ.***
Rated
Voltage
Interrupting
Rating
Typical
I2t (A2s)
****
Certications
cUL
E198545
SF-2410HI0375T-2 0.375
Open within
1-60 sec.
at 200 %
rated current
0.6208
125
VAC
50 A @ 125 VAC
50 A @ 125 VDC
300 A @ 32 VDC
0.4147 3
SF-2410HI050T-2 0.5 0.3462 0.495 3
SF-2410HI075T-2 0.75 0.1666 1.2632 3
SF-2410HI100T-2 1 0.1079 1.9933 3
SF-2410HI150T-2 1.5 0.057 2.82 3
SF-2410HI200T-2 2 0.0509 7.488 3
SF-2410HI250T-2 2.5 0.0317 16.771 3
SF-2410HI300T-2 3 0.0228 24.99 3
SF-2410HI350T-2 3.5 0.0196 24.908 3
SF-2410HI400T-2 4 0.015 27.056 3
SF-2410HI500T-2 5 0.0112 50.308 3
SF-2410HI700T-2 7 0.0083 100.06 3
SinglFuse™ SF-2410HI-T Series Features
 
**** Melting I2t calculated at 10 times rated current.
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
&
**HALOGEN FREE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
* RoHS Directive 2015/863, Mar 31, 2015 and Annex.
** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and
Chlorine (Cl) content is 1500 ppm or less.
“SinglFuse” is a trademark of Bourns, Inc.
Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
T
2.5A
Operating Temperature .................................................................................. 

Temperature .............................................................................................. 
Humidity........................................................................................................... 
Shelf Life............................................................................
 .........................................................................................................1
...............................................................................................Class 6
Environmental Characteristics
 ............................ E198545
Agency Recognition
SF-2410HI-T Series – High Inrush SMD Fuses
SinglFuse™ SF-2410HI-T Series Applications
How to Order
SF - 2410 HI 0375 T - 2
SinglFuse™


2410 = EIA 2410


HI = High inrush
Rated Current

Structure Type

Packaging Type
- 2 = Tape & Reel
Typical Part Marking

2.5A
T
Packaging Quantity
1,000 pieces per 7-inch reel
Construction
n Notebooks
n LCD Monitors
n LCD Backlight Inverters
n POE, POE+
n PC Servers
n Power Supplies
n Battery Protection
n White Goods
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Rated Current Part Marking
375 mA 375 mA
500 mA 500 mA
750 mA 750 mA
1 A 1 A
1.5 A 1.5 A
2 A 2 A
2.5 A 2.5 A
3 A 3 A
3.5 A 3.5 A
4 A 4 A
5 A 5 A
7 A 7 A
T
2.5A

END CAP


Reliability Testing
No. Test Test Condition Requirement Test Reference
1 


 IEC 60068-2-58
2


  IEC 60068-2-58
3
Temperature setup:









4








5 Salt spray








6 
  IEC 60127-4
7
Frequency setup: 10 ~ 55 ~ 10 Hz



 

Product Dimensions Recommended Pad Layout
2.5A
T
6.10 ± 0.20
(.240 ± .008)
1.45 ± 0.10
(.057 ± .004)
2.15 ± 0.10
(.085 ± .004)
2.60 ± 0.10
(.102 ± .004)
2.60 ± 0.10
(.102 ± .004) 1.96
(.077)
2.95
(.116)
3.15
(.124)
DIMENSIONS: MM
(INCHES) DIMENSIONS: MM
(INCHES)
3312 - 2 mm SMD Trimming Potentiometer
SF-2410HI-T Series – High Inrush SMD Fuses
Average Pre-Arcing Time vs. Current Curves Average I2t vs. t Curves
375 mA 7 A
5 A
4 A
3.5 A
3 A
2.5 A
500 mA
750 mA
1 A
1.5 A
2 A
100000
10000
1000
100
10
1
0.1
0.01
PRE-ARCING TIME (SECONDS)
0.1 100101
CURRENT (A)
1000000
100000
10000
1000
100
10
1
0.1
I2t (A2s)
0.01 0.1 1 10 100 1000 10000010000
TIME (SECONDS)
7 A
5 A
4 A
3.5 A
3 A
2.5 A
2 A
1.5 A
1 A
750 mA
500 mA
375 mA
375 mA 7 A
5 A
4 A
3.5 A
3 A
2.5 A
500 mA
750 mA
1 A
1.5 A
2 A
100000
10000
1000
100
10
1
0.1
0.01
PRE-ARCING TIME (SECONDS)
0.1 100101
CURRENT (A)
1000000
100000
10000
1000
100
10
1
0.1
I
2
t
(A2s)
0.01 0.1 1 10 100 1000 10000010000
TIME (SECONDS)
7 A
5 A
4 A
3.5 A
3 A
2.5 A
2 A
1.5 A
1 A
750 mA
500 mA
375 mA
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Solder Reow Recommendations
Solder Wave Recommendations
Prole Feature Pb-Free Assembly

smin
smax
ssminsmax



Lp 
Ramp Up Rate smaxL 
L
LL



p

p
pL 
 8 minutes max.
 
Prole Feature Pb-Free Assembly
Preheat:
smax



 
 
Temperature
Time
t 25 °C TO PEAK
TP
TL
T MAX.
S
T MIN.
25 °C
Sts
PREHEAT
tp
RAMP-UP TP
T TO
L
CRITICAL ZONE
RAMP-DOWN
tL
Temperature (°C)
Peak Temperature (Dwell Time)
Time (Sec.)
20 40
PREHEAT TIME
60 80 100 120 140 160 180 200 220 240
COOLING TIME
300
280
260
240
220
200
180
160
140
120
100
80
60
40
20
0

supplier minimum and a user maximum.
SF-2410HI-T Series – High Inrush SMD Fuses
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
SF-2410HI-T Series – High Inrush SMD Fuses
Current Rating Thermal Derating Curve
Pulse Cycle Withstand Capability
120
100
80
60
40
20
0
-60 -40 -20 0 20
25 °C
40 60 80 100 120 140
AMBIENT TEMPERATURE (°C)
DERATING (%)
NUMBER OF PULSES
100,000
10,000
1,000
100
10 % 100 %
PULSE I2t / AVERAGE MELTING I2t
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.

178 ± 1
(7 ± .039)
DIA.
1.50 ± 0.10
(.059 ± .004) DIA.
DIA.
4.00 ± 0.05
(.157 ± .002)
4.00 ± 0.10
(.157 ± .004)
2.00 ± 0.05
(.079 ± .002)
1.75 ± 0.10
(.069 ± .004)
5.50 ± 0.05
(.216 ± .002)
12.00 ± 0.20
(.472 ± .008)
1.50 ± 0.10
(.059 ± .004)
A
B
B
A
60 ± 0.50
(2.362 ± .019)
16 ± 0.5
(.630 ± .020)
2.90 ± 0.10
(.114 ± .004)
SECTION A-A
SECTION B-B
6.50 ± 0.10
(.256 ± .004)
0.25 ± 0.05
(.010 ± .002)
2.80 ± 0.10
(.110 ± .004)
SF-2410HI-T Series – High Inrush SMD Fuses
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Packaging Specications
DIMENSIONS: MM
(INCHES)
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