Non resettable fuses
FRT 250T
www.schurter.com/pg0_2
Subminiature Fuse, 11.5 x 5 mm, Träge T
IEC 60127-4 · 250 VAC · Time-Lag T
Description
Standards
- Not recommended for new designs
- IEC 60127-4/1
- UL 248-14
- CSA C22.2 no. 248.14
Applications
References
- Primary Protection on PCB
- Power Supply Adapter for e.g. laptops
General Product Information
Time-Current Curves see last page
Corresponding Fuseholder 231819
Packaging Details
Approvals
- UL File Number: E41599
Weblinks
Approvals, RoHS, CHINA-RoHS, e-Store, SCHURTER-Stock-Check,
Distributor-Stock-Check
Technical Data
Rated Voltage
Rated Current
Breaking Capacity
Characteristic
Mounting
Admissible Ambient Air Temp.
Climatic Category
Material: Housing
Material: Terminals
Unit Weight
Storage Conditions
Product Marking
250 VAC
0.2 - 10 A
50 A - 100 A
Time-Lag T
PCB,THT
-40 °C to 85 °C
40/085/21 acc. to IEC 60068-1
Thermoplastic, UL 94V-0
Tin-Plated Copper
0.72 g
0 °C to 60 °C, max. 70% r.h.
, Current Rating, Voltage Rating,
Characteristic, Breaking Capacity, Ap-
provals
Length
11.5 mm
Soldering Methods
Solderability
Resistance to Soldering Heat
Resistance to Vibration
Wave, Iron
235 °C / 2 sec acc. to IEC 60068-2-20,
Test Ta, method 1
260 °C / 5 sec acc. to IEC 60068-2-20,
Test Tb, method 1A
acc. to IEC 60068-2-6, test Fc
Dimensions
11.5
11.5
5
1
+0.1
0
3.5
7.5
19
8
7.5
7.5
ø 0.6
Drilling Diagram
Pre-Arcing Time
Rated Current In
0.2 A - 10 A
.25 x In min. 2.0 x In max. 0.0 x In min.
60 min
120 s
10 ms
0.0 x
In max.
100 ms
Fuses
FRT 250T
www.schurter.com/pg0_2
Variants
S = Short Terminals
L = Long Terminals
T = Taped and Reeled
.
Rated Cur-
rent [A]
Rated Vol-
tage [VAC]
Breaking
Capacity
Voltage Drop
.0 In typ.
[mV]
235
180
130
130
120
100
230
155
120
120
105
95
92
90
92
93
65
63
235
180
130
130
120
100
230
155
120
120
105
95
92
90
92
93
65
63
Power Dissi-
pation .25 I
n
typ. [mW]
85
80
70
90
110
115
330
300
270
375
400
420
520
600
800
680
500
900
85
80
70
90
110
115
330
300
270
375
400
420
520
600
800
680
500
900
Melting I²t
0.0 Intyp.
[A²s]
0.1
0.2
0.3
0.49
0.53
1.13
1.5
1.6
3
4.9
7
7.3
4.7
25
32
53
87
160
0.1
0.2
0.3
0.49
0.53
1.13
1.5
1.6
3
4.9
7
7.3
4.7
25
32
53
87
160
l
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l
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l
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l
l
l
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l
l
l
l
l
l
l
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l
l
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l
l
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l
l
S
L
T
Order Number
Non resettable fuses
Distributor-Stock-Check | SCHURTER-Stock-Check | e-Store
0.2
0.25
0.315
0.4
0.5
0.63
0.8
1
1.25
1.6
2
2.5
3.15
4
5
6.3
8
10
0.2
0.25
0.315
0.4
0.5
0.63
0.8
1
1.25
1.6
2
2.5
3.15
4
5
6.3
8
10
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
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7100.1008.xx
7100.1009.xx
7100.1010.xx
7100.1011.xx
7100.1012.xx
7100.1013.xx
7100.1014.xx
7100.1015.xx
7100.1016.xx
7100.1017.xx
7100.1018.xx
7100.1019.xx
7100.1020.xx
7100.1021.xx
7100.1022.xx
7100.1023.xx
7100.1024.xx
7100.1025.xx
7100.1108.xx
7100.1109.xx
7100.1110.xx
7100.1111.xx
7100.1112.xx
7100.1113.xx
7100.1114.xx
7100.1115.xx
7100.1116.xx
7100.1117.xx
7100.1118.xx
7100.1119.xx
7100.1120.xx
7100.1121.xx
7100.1122.xx
7100.1123.xx
7100.1124.xx
7100.1125.xx
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
l l
1) UL : 35 A @ 250 VAC/DC / 10 kA @ 125 VAC, p.f. = 0.7 - 0.8
2) UL: 50 A @ 250 VAC/DC / 10 kA @ 125 VAC, p.f. = 0.7 - 0.8
3) UL: 50 A @ 250 VAC, p.f. ≥ 0.95
4) UL: 63 A @ 250 VAC, p.f. ≥ 0.95
Packaging Unit
.xx = .13 / S = Short Terminals Plastic Bag (100 pcs.)
.xx = .13 / L = Long Terminals Plastic Bag (100 pcs.)
.xx = .95 / T = Reeled Taped 36 cm Reel (500 pcs.)
.xx = .96 / T = Reeled Taped 36 cm Reel (1000 pcs.)
2
Fuses
Non resettable fuses
FRT 250T
www.schurter.com/pg0_2
Time-Current Curves
100000
10000
1000
100
Time in Seconds
10
1
0.1
0.01
0.001
1
10
Multiple of Rated Current In
The specifications, descriptions and illustrations indicated in this document are based on
Fuses
current information. All content is subject to modifications anamendments.
RF/Wirelessly
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