Fuses
https://www.schurter.com /PG01_2
MST 250
Subminiature Fuse, 8.5 mm, Time-Lag T, 250 VAC, 63 VDC
IEC 60127-3 · 250 VAC · Time-Lag T
Description
See below:
Approvals and Compliances
Applications
- Primary Protection on PCB
- Power Supply Adapter for e.g. laptops
- SMPS (Switching Mode Power Supply) for TV's and DVD's
- Directly solderable on printed circuit boards
- Low Breaking Capacity
References
Packaging Details
Corresponding Fuseholder
FMS (250V)
Fuse Kit
Fuse Kit MST250 / MSF 250
Weblinks
pdf datasheet, html-datasheet, General Product Information, Packaging
details, Distributor-Stock-Check, Detailed request for product
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, 63 VDC
0.05 - 6.3 A
35 A - 63 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 40 °C, max. 70% r.h.
, Type, Rated current, Rated 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
Wave
Soldering Profile
235 °C / 2 sec acc. to IEC 60068-2-20,
Test Ta
260 °C / 10 sec acc. to IEC 60068-2-20,
Test Tb
acc. to EIA/IS-722, Test 4.3.3
MIL-STD-202, Method 106E
(50 cycles in a temp./mister chamber)
Tensile load min. 9 N
(acc. to EIA/IS-722, Test 4.5.1)
acc. to EIA/IS-722, Test 4.7
>100 MΩ (between leeds and body)
MIL-STD-202, Method 213B
(Shock 50g, half sine wave, 11 ms)
Shock 20 gn, 20 min, 10-2 kHz, 12 cyc.
(acc. to EIA/IS-722, Test 4.10)
MIL-STD-202, Method 215A
UL 94V-0
(acc. to EIA/IS-722, Test 4.12)
Approvals and Compliances
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in
Details about
Approvals
Fuses
1
MST 250
Approvals
https://www.schurter.com /PG01_2
Fuses
The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.
Approval Reference Type: MST 250
Approval Logo
Certificates
VDE Approvals
VDE Approvals
UL Approvals
CQC Approvals
KTL Approvals
METI Approvals
Certification Body
VDE
VDE
UL
CQC
KTL
METI
Description
VDE Certificate Number: 40013529
VDE Certificate Number: 40002080
UL File Number: E41599
CCC Certificate Number: 2003010207100544
Korea Testing Laboratory
Japan Electrical Safety and Environment technology Laboratories
Product standards
Product standards that are referenced
Organization
Design
Designed according to
Designed according to
Standard
UL 248-14
CSA22.2 No. 248.14
Description
Low voltage fuses - Part 14: Additional fuses
Low-Voltage Fuses - Part 14: Supplemental Fuses
Application standards
Application standards where the product can be used
Organization
Design
Designed for applications acc.
Standard
IEC/UL 60950
Description
IEC 60950-1 includes the basic requirements for the safety of information
technologyequipment.
Compliances
The product complies with following Guide Lines
Identification
Details
CE declaration of conformity
Initiator
SCHURTER AG
Description
The CE marking declares that the product complies with the applicable
requirements laid down in the harmonisation of Community legislation on
its affixing in accordance with EU Regulation 765/2008.
EU Directive RoHS 2011/65/EU
The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March
2007. It is similar to the EU directive RoHS.
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.
RoHS
China RoHS
REACH
SCHURTER AG
SCHURTER AG
SCHURTER AG
Dimension [mm]
8.5 mm
ø 8.5
ø 8.5
8.5
8.5
0.5
0.5
1
+0.1
0
3.2
18.8
4.3
5.08
ø 0.64
5.08
3.2
ø 0.64
5.08
Drilling diagram
2
Fuses
Fuses
https://www.schurter.com /PG01_2
MST 250
2.75 x In min. 2.75 x In max.
400 ms
10 s
4.0 x In min.
150 ms
4.0 x In max.
3s
10.0 x In min. 10.0 x In max.
20 ms
150 ms
Pre-Arcing Time
Rated Current In
0.05 A - 6.3 A
1.5 x In min.
60 min
2.1 x In max.
120 s
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
All Variants
Rated Cur-
rent [A]
Rated Vol-
tage [VAC]
Breaking
Capacity
Voltage Drop
1.0 In max.
[mV]
550
550
550
480
480
480
400
400
400
350
350
350
300
300
300
280
280
280
260
260
260
Voltage Drop
1.0 In typ.
[mV]
415
415
415
420
420
420
360
360
360
320
320
320
270
270
270
190
190
190
150
150
150
Power Dissi-
pation 1.5 I
n
max. [mW]
155
155
155
160
160
160
165
165
165
170
170
170
180
180
180
190
190
190
200
200
200
Melting I²t
10.0 Intyp.
[A²s]
0.03
0.03
0.03
0.05
0.05
0.05
0.06
0.06
0.06
0.08
0.08
0.08
0.12
0.12
0.12
0.24
0.24
0.24
0.35
0.35
0.35
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S
L
T Order Number
0.05
0.05
0.05
0.063
0.063
0.063
0.08
0.08
0.08
0.1
0.1
0.1
0.125
0.125
0.125
0.16
0.16
0.16
0.2
0.2
0.2
250
250
250
250
250
250
250
250
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250
250
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0034.6602
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0034.6603
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0034.6803
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0034.6704
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0034.6804
0034.6605
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0034.6705
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0034.6805
0034.6606
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0034.6706
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0034.6806
0034.6607
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0034.6707
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0034.6807
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0034.6608
0034.6708
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0034.6808
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Fuses
3
MST 250
https://www.schurter.com /PG01_2
Fuses
Rated Cur-
rent [A]
Rated Vol-
tage [VAC]
Breaking
Capacity
Voltage Drop
1.0 In max.
[mV]
240
240
240
220
220
220
200
200
200
190
190
190
180
180
180
160
160
160
140
140
140
130
130
130
120
120
120
100
100
100
100
100
100
100
100
100
100
100
100
-
-
-
-
-
-
Voltage Drop
1.0 In typ.
[mV]
120
120
120
120
120
120
110
110
110
100
100
100
90
90
90
80
80
80
70
70
70
70
70
70
60
60
60
60
60
60
50
50
50
50
50
50
50
50
50
50
50
50
45
45
45
Power Dissi-
pation 1.5 I
n
max. [mW]
220
220
220
250
250
250
280
280
280
310
310
310
360
360
360
430
430
430
500
500
500
600
600
600
730
730
730
870
870
870
1000
1000
1000
1200
1200
1200
1400
1400
1400
-
-
-
-
-
-
Melting I²t
10.0 Intyp.
[A²s]
0.6
0.6
0.6
0.8
0.8
0.8
1.1
1.1
1.1
2.5
2.5
2.5
4
4
4
8
8
8
12
12
12
15
15
15
30
30
30
34
34
34
55
55
55
76
76
76
80
80
80
230
230
230
360
360
360
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S
L
T Order Number
0.25
0.25
0.25
0.315
0.315
0.315
0.4
0.4
0.4
0.5
0.5
0.5
0.63
0.63
0.63
0.8
0.8
0.8
1
1
1
1.25
1.25
1.25
1.6
1.6
1.6
2
2
2
2.5
2.5
2.5
3.15
3.15
3.15
4
4
4
5
5
5
6.3
6.3
6.3
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Most Popular.
250
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Availability for all products can be searched real-time:https://www.schurter.com/en/Stock-Check/Stock-Check-SCHURTER
1) IEC: 35 A @ 250 VAC
1) UL: 35 A @ 250 VAC / 50 A @ 63 VDC
2) IEC: 10 In @ 250 VAC
2) UL: 10 In @ 250 VAC / 50 A @ 63 VDC
4
Fuses
Fuses
https://www.schurter.com /PG01_2
MST 250
Rated Cur-
rent [A]
Rated Vol-
tage [VAC]
Breaking
Capacity
Voltage Drop
1.0 In max.
[mV]
Voltage Drop
1.0 In typ.
[mV]
Power Dissi-
pation 1.5 I
n
max. [mW]
Melting I²t
10.0 Intyp.
[A²s]
S
L
T Order Number
3) IEC: 10 In @ 250 VAC
3) UL: 10 In @ 250 VAC / 10 In @ 63 VDC
Packaging Unit
S=
L=
T=
Plastic Bag (100 pcs.) short 4.3 mm
Bulk (100 pcs.) long 18.8 mm
Taped 36 cm Reel (750 pcs.) long 18.8 mm
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.
Fuses
5
26.02.2018
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