Schurter MST250 Subminiature fuse, 8.5 mm, time-lag t, 250 vac, 63 vdc Datasheet

MST 250
Fuses
https://www.schurter.com /PG01_2
Subminiature Fuse, 8.5 mm, Time-Lag T, 250 VAC, 63 VDC
IEC 60127-3 · 250 VAC · Time-Lag T
Description
- Directly solderable on printed circuit boards
- Low Breaking Capacity
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
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
Fuses
https://www.schurter.com /PG01_2
Approvals
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
Certification Body
Description
VDE Approvals
VDE
VDE Certificate Number: 40013529
VDE Approvals
VDE
VDE Certificate Number: 40002080
UL Approvals
UL
UL File Number: E41599
CQC Approvals
CQC
CCC Certificate Number: 2003010207100544
KTL Approvals
KTL
Korea Testing Laboratory
METI Approvals
METI
Japan Electrical Safety and Environment technology Laboratories
Design
Standard
Description
Designed according to
UL 248-14
Low voltage fuses - Part 14: Additional fuses
Designed according to
CSA22.2 No. 248.14
Low-Voltage Fuses - Part 14: Supplemental Fuses
Design
Standard
Description
Designed for applications acc.
IEC/UL 60950
IEC 60950-1 includes the basic requirements for the safety of information
technologyequipment.
Details
Initiator
Description
CE declaration of conformity
SCHURTER AG
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.
RoHS
SCHURTER AG
EU Directive RoHS 2011/65/EU
China RoHS
SCHURTER AG
The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March
2007. It is similar to the EU directive RoHS.
REACH
SCHURTER AG
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.
Product standards
Product standards that are referenced
Organization
Application standards
Application standards where the product can be used
Organization
Compliances
The product complies with following Guide Lines
Identification
Dimension [mm]
8.5 mm
ø 8.5
ø 0.64
0.5
8.5
+0.1
0
1
18.8
3.2
4.3
0.5
8.5
ø 8.5
5.08
3.2
5.08
ø 0.64
5.08
Drilling diagram
2
Fuses
MST 250
Fuses
https://www.schurter.com /PG01_2
Pre-Arcing Time
Rated Current In
0.05 A - 6.3 A
1.5 x In min.
2.1 x In max.
60 min
120 s
2.75 x In min. 2.75 x In max.
400 ms
10 s
4.0 x In min.
4.0 x In max.
150 ms
3s
10.0 x In min. 10.0 x In max.
20 ms
150 ms
Time-Current-Curves
100000
10000
1000
Time in Seconds
100
10
1
0.1
0.01
0.001
10
1
Multiple of Rated Current In
All Variants
Rated Current [A]
Rated Voltage [VAC]
0.05
250
0.05
250
Breaking
Capacity
Voltage Drop
1.0 In max.
[mV]
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.5 In
max. [mW]
Melting I²t
10.0 Intyp.
[A²s]
1)
550
415
155
0.03
l
l
l
l
1)
550
415
155
0.03
l
l
l
l
S
0.05
250
1)
550
415
155
0.03
l
l
l
l
0.063
250
1)
480
420
160
0.05
l
l
l
l
0.063
250
1)
480
420
160
0.05
l
l
l
l
0.063
250
1)
480
420
160
0.05
l
l
l
l
0.08
250
1)
400
360
165
0.06
l
l
l
l
0.08
250
1)
400
360
165
0.06
l
l
l
l
0.08
250
1)
400
360
165
0.06
l
l
l
l
0.1
250
1)
350
320
170
0.08
l
l
l
l
0.1
250
1)
350
320
170
0.08
l
l
l
l
0.1
250
1)
350
320
170
0.08
l
l
l
l
0.125
250
1)
300
270
180
0.12
l
l
l
l
0.125
250
1)
300
270
180
0.12
l
l
l
l
0.125
250
1)
300
270
180
0.12
l
l
l
l
0.16
250
1)
280
190
190
0.24
l
l
l
l
0.16
250
1)
280
190
190
0.24
l
l
l
l
0.16
250
1)
280
190
190
0.24
l
l
l
l
0.2
250
1)
260
150
200
0.35
l
l
l
l
0.2
250
1)
260
150
200
0.35
l
l
l
l
0.2
250
1)
260
150
200
0.35
l
l
l
l
Fuses
L
T Order Number
l
0034.6702
█
0034.6602
l
l 0034.6802
█
0034.6603
l
l
0034.6703
l 0034.6803
█
0034.6604
l
l
0034.6704
l 0034.6804
█
0034.6605
l
l
0034.6705
l 0034.6805
█
0034.6606
l
l
0034.6706
l 0034.6806
█
0034.6607
l
l
0034.6707
l 0034.6807
█
0034.6608
l
l
0034.6708
l 0034.6808
3
MST 250
Rated Current [A]
Rated Voltage [VAC]
0.25
250
0.25
250
Fuses
https://www.schurter.com /PG01_2
Breaking
Capacity
Voltage Drop
1.0 In max.
[mV]
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.5 In
max. [mW]
Melting I²t
10.0 Intyp.
[A²s]
S
1)
240
120
220
0.6
l
l
l
l
1)
240
120
220
0.6
l
l
l
l
0.25
250
1)
240
120
220
0.6
l
l
l
l
0.315
250
1)
220
120
250
0.8
l
l
l
l
0.315
250
1)
220
120
250
0.8
l
l
l
l
0.315
250
1)
220
120
250
0.8
l
l
l
l
0.4
250
1)
200
110
280
1.1
l
l
l
l
0.4
250
1)
200
110
280
1.1
l
l
l
l
0.4
250
1)
200
110
280
1.1
l
l
l
l
0.5
250
1)
190
100
310
2.5
l
l
l
l
0.5
250
1)
190
100
310
2.5
l
l
l
l
0.5
250
1)
190
100
310
2.5
l
l
l
l
0.63
250
1)
180
90
360
4
l
l
l
l
0.63
250
1)
180
90
360
4
l
l
l
l
0.63
250
1)
180
90
360
4
l
l
l
l
0.8
250
1)
160
80
430
8
l
l
l
l
0.8
250
1)
160
80
430
8
l
l
l
l
0.8
250
1)
160
80
430
8
l
l
l
l
1
250
1)
140
70
500
12
l
l
l
l
l
1
250
1)
140
70
500
12
l
l
l
l
l
1
250
1)
140
70
500
12
l
l
l
l
l
1.25
250
1)
130
70
600
15
l
l
l
l
l
1.25
250
1)
130
70
600
15
l
l
l
l
l
1.25
250
1)
130
70
600
15
l
l
l
l
l
1.6
250
1)
120
60
730
30
l
l
l
l
l
1.6
250
1)
120
60
730
30
l
l
l
l
l
1.6
250
1)
120
60
730
30
l
l
l
l
l
2
250
1)
100
60
870
34
l
l
l
l
l
2
250
1)
100
60
870
34
l
l
l
l
l
2
250
1)
100
60
870
34
l
l
l
l
l
2.5
250
1)
100
50
1000
55
l
l
l
l
l
2.5
250
1)
100
50
1000
55
l
l
l
l
l
2.5
250
1)
100
50
1000
55
l
l
l
l
l
3.15
250
1)
100
50
1200
76
l
l
l
l
l
3.15
250
1)
100
50
1200
76
l
l
l
l
l
3.15
250
1)
100
50
1200
76
l
l
l
l
l
4
250
2)
100
50
1400
80
l
l
l
l
l
4
250
2)
100
50
1400
80
l
l
l
l
l
4
250
2)
100
50
1400
80
l
l
l
l
l
5
250
3)
-
50
-
230
l
l
l
l
5
250
3)
-
50
-
230
l
l
l
l
5
250
3)
-
50
-
230
l
l
l
l
6.3
250
3)
-
45
-
360
l
l
l
6.3
250
3)
-
45
-
360
l
l
l
6.3
250
3)
-
45
-
360
l
l
l
█ Most Popular.
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
L
T Order Number
l
0034.6709
0034.6609
l
█
l 0034.6809
0034.6610
l
l
█
0034.6710
l 0034.6810
0034.6611
l
l
█
0034.6711
l 0034.6811
l
l
l
l
l
l
0034.6612
█
0034.6712
█
l 0034.6812
█
0034.6613
█
0034.6713
l 0034.6813
█
0034.6614
█
0034.6714
l 0034.6814
0034.6615
l
l
l
l
█
0034.6715
l 0034.6815
█
0034.6616
█
0034.6716
l 0034.6816
0034.6617
l
l
█
0034.6717
l 0034.6817
0034.6618
l
l
l
l
█
0034.6718
l 0034.6818
█
0034.6619
█
0034.6719
l 0034.6819
0034.6620
l
l
█
0034.6720
l 0034.6820
0034.6621
l
l
█
0034.6721
l 0034.6821
0034.6622
l
l
█
0034.6722
l 0034.6822
0034.6623
l
l
0034.6723
l 0034.6823
█
MST 250
Fuses
https://www.schurter.com /PG01_2
Rated Current [A]
Rated Voltage [VAC]
Breaking
Capacity
Voltage Drop
1.0 In max.
[mV]
Voltage Drop
1.0 In typ.
[mV]
Power Dissipation 1.5 In
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
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
26.02.2018
Packaging Unit
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
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