SCHURTER 00347103

MSTU 250
Non resettable fuses
www.schurter.com/pg01_2
Subminiature Fuse, 8.5 mm, Time-Lag T, 250 VAC, cULus
UL 248-14 · 250 VAC · Time-Lag T
Description
References
-Directly solderable on printed circuit boards
-Low Breaking Capacity
General Product Information
Packaging Details
Corresponding Fuseholder FMS (250V) Standards
Weblinks
-UL 248-14
-CSA C22.2 no. 248.14
Approvals, RoHS, CHINA-RoHS, e-Store, Distributor-Stock-Check,
Accessories, Product Change Notification (PCN)
Approvals
-UL File Number: E41599
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
0.063 - 10 A
50 A
Time-Lag T
PCB,THT
-55 °C to 125 °C
55/125/21 acc. to IEC 60068-1
Thermoplastic, UL 94V-0
Tin-Plated Copper
0.53 g
0 °C to 60 °C, max. 70% r.h.
, Type, Current, Voltage, Characteristic, Approvals
Soldering Methods
Solderability
Resistance to Soldering Heat
Current Carrying Capacity
Moisture Resistance Test
Terminal Strength
Case Resistance
Mechanical Shock
Vibration, High Frequency
Resistance to Solvents
Flammability
Dimensions
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 EIA/IS-722, Test 4.3.3
MIL-STD-202, Method 106E
(50 cycles in a temp./mister chamber)
MIL-STD-202, Method 211A
(Deflection of board 1 mm for 1 minute)
acc. to EIA/IS-722, Test 4.7
>100 MΩ (between leeds and body)
MIL-STD-202, Method 213B
(Shock 50gn, half sine wave, 11 ms)
MIL-STD-202, Method 204D
(Shock 20 gn, 20 min, 10-2 kHz, 12
cyc.)
MIL-STD-202, Method 215A
min. UL 94V-1
(acc. to EIA/IS-722, Test 4.12)
8.5 mm
ø 8.5
0.5
8.5
+0.1
0
1
18.8
3.2
4.3
0.5
8.5
ø 8.5
5.08
ø 0.64
5.08
3.2
ø 0.64
5.08
Drilling diagram
Fuses
MSTU 250
Non resettable fuses
www.schurter.com/pg01_2
Pre-Arcing Time
Rated Current In
0.063 A - 10 A
1.0 x In min. 2.0 x In max.
4h
60 s
Variants
S = Short Terminals
L = Long Terminals
T = Taped and Reeled
.
Rated Current [A]
Rated Voltage [VAC]
0.063
250
0.08
250
0.1
Breaking
Capacity
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.0 In
typ. [mW]
Melting I²t
10.0 Intyp.
[A²s]
S
L
T
Order Number
1)
544
37
0.0176
l
l
l
0034.7103
1)
413
38
0.0313
l
l
l
0034.7104
250
1)
318
35
0.0456
l
l
l
0034.7105
0.125
250
1)
289
40
0.0567
l
l
l
0034.7106
0.16
250
1)
219
38
0.0692
l
l
l
0034.7107
0.2
250
1)
262
60
0.133
l
l
l
0034.7108
0.25
250
1)
202
55
0.258
l
l
l
0034.7109
0.315
250
1)
168
49
0.361
l
l
l
0034.7110
0.4
250
1)
159
69
0.528
l
l
l
0034.7111
0.5
250
1)
143
78
0.898
l
l
l
0034.7112
0.63
250
1)
124
85
2.24
l
l
l
0034.7113
0.8
250
1)
114
98
4.05
l
l
l
0034.7114
1
250
1)
100
107
6.85
l
l
l
0034.7115
1.25
250
1)
94
127
7.93
l
l
l
0034.7116
1.6
250
1)
85
145
17.5
l
l
l
0034.7117
2
250
1)
80
175
28.6
l
l
l
0034.7118
2.5
250
1)
75
205
40.9
l
l
l
0034.7119
3.15
250
1)
71
240
55
l
l
l
0034.7120
4
250
1)
72
303
67.2
l
l
l
0034.7121
5
250
1)
70
376
142
l
l
l
0034.7122
6.3
250
1)
68
488
287
l
l
l
0034.7123
0034.7124
8
250
1)
50
445
422
l
l
l
10
250
1)
50
630
564
l
l
l
0.063
250
1)
544
37
0.0176
l
l
l
0034.7203
0.08
250
1)
413
38
0.0313
l
l
l
0034.7204
0.1
250
1)
318
35
0.0456
l
l
l
0034.7205
0.125
250
1)
289
40
0.0567
l
l
l
0034.7206
0.16
250
1)
219
38
0.0692
l
l
l
0034.7207
0.2
250
1)
262
60
0.133
l
l
l
0034.7208
0.25
250
1)
202
55
0.258
l
l
l
0034.7209
0.315
250
1)
168
49
0.361
l
l
l
0034.7210
0.4
250
1)
159
69
0.528
l
l
l
0034.7211
0034.7125
0.5
250
1)
143
78
0.898
l
l
l
0034.7212
0.63
250
1)
124
85
2.24
l
l
l
0034.7213
0.8
250
1)
114
98
4.05
l
l
l
0034.7214
1
250
1)
100
107
6.85
l
l
l
0034.7215
1.25
250
1)
94
127
7.93
l
l
l
0034.7216
1.6
250
1)
85
145
17.5
l
l
l
0034.7217
2
250
1)
80
175
28.6
l
l
l
0034.7218
2.5
250
1)
75
205
40.9
l
l
l
0034.7219
3.15
250
1)
71
240
55
l
l
l
0034.7220
4
250
1)
72
303
67.2
l
l
l
0034.7221
5
250
1)
70
376
142
l
l
l
0034.7222
6.3
250
1)
68
488
287
l
l
l
0034.7223
8
250
1)
50
445
422
l
l
l
0034.7224
10
250
1)
50
630
564
l
l
l
0034.7225
Fuses
MSTU 250
Non resettable fuses
www.schurter.com/pg01_2
Rated Current [A]
Rated Voltage [VAC]
0.063
250
0.08
0.1
Breaking
Capacity
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.0 In
typ. [mW]
Melting I²t
10.0 Intyp.
[A²s]
S
1)
544
37
0.0176
l
250
1)
413
38
0.0313
l
250
1)
318
35
0.0456
0.125
250
1)
289
40
0.16
250
1)
219
0.2
250
1)
0.25
250
0.315
0.4
L
T
Order Number
l
l
0034.7303
l
l
0034.7304
l
l
l
0034.7305
0.0567
l
l
l
0034.7306
38
0.0692
l
l
l
0034.7307
262
60
0.133
l
l
l
0034.7308
1)
202
55
0.258
l
l
l
0034.7309
250
1)
168
49
0.361
l
l
l
0034.7310
250
1)
159
69
0.528
l
l
l
0034.7311
0.5
250
1)
143
78
0.898
l
l
l
0034.7312
0.63
250
1)
124
85
2.24
l
l
l
0034.7313
0.8
250
1)
114
98
4.05
l
l
l
0034.7314
1
250
1)
100
107
6.85
l
l
l
0034.7315
1.25
250
1)
94
127
7.93
l
l
l
0034.7316
1.6
250
1)
85
145
17.5
l
l
l
0034.7317
2
250
1)
80
175
28.6
l
l
l
0034.7318
2.5
250
1)
75
205
40.9
l
l
l
0034.7319
3.15
250
1)
71
240
55
l
l
l
0034.7320
4
250
1)
72
303
67.2
l
l
l
0034.7321
5
250
1)
70
376
142
l
l
l
0034.7322
6.3
250
1)
68
488
287
l
l
l
0034.7323
8
250
1)
50
445
422
l
l
l
0034.7324
10
250
1)
50
630
564
l
l
l
0034.7325
1) 50 A @ 250 VAC
Packaging Unit S + L = Plastic Bag (100 pcs.)
T =
Taped 36 cm Reel (750 pcs.)
Time-Current-Curves
100000
10000
1000
Time in Seconds
100
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 and amendments.