1

Non resettable fuses

MSTU 250

www.schurter.com /PG01_2

Fuses

Subminiature Fuse, 8.5 mm, Time-Lag T, 250 VAC, cULus

UL 248-14 · 250VAC · Time-Lag T

Description

- Directly solderable on printed circuit boards

- Low Breaking Capacity

Standards

- UL 248-14

- CSA C22.2 no. 248.14

Approvals

- UL File Number: E41599

- CSA File Number: 51172

References

Packaging Details

Corresponding Fuseholder FMS (250V)

Weblinks

pdf-datasheet, html-datasheet, General Product Information, Packaging

details, Approvals, CE declaration of conformity, RoHS, CHINA-RoHS,

REACH, Distributor-Stock-Check, Detailed request for product

Technical Data

Rated Voltage

250 VAC

Rated current

0.063 - 10 A

Breaking Capacity

50 A

Characteristic

Time-Lag T

Mounting

PCB,THT

Admissible Ambient Air Temp. -40 °C to 85 °C

Climatic Category

40/085/21 acc. to IEC 60068-1

Material: Housing

Thermoplastic, UL 94V-0

Material: Terminals

Tin-Plated Copper

Unit Weight

0.53 g

Storage Conditions

0 °C to 40 °C, max. 70% r.h.

Product Marking

, Type, Rated current, Rated Voltage,

Characteristic, Approvals

Soldering Methods

Wave, Iron

Soldering Profile

Solderability

235 °C / 2 sec acc. to IEC 60068-2-20,

Test Ta

Resistance to Soldering Heat

260 °C / 10 sec acc. to IEC 60068-2-20,

Test Tb

Current Carrying Capacity

acc. to EIA/IS-722, Test 4.3.3

Moisture Resistance Test

MIL-STD-202, Method 106E

(50 cycles in a temp./mister chamber)

Terminal Strength

MIL-STD-202, Method 211A

(Deflection of board 1 mm for 1 minute)

Case Resistance

acc. to EIA/IS-722, Test 4.7

>100 M

Ω (between leeds and body)

Mechanical Shock

(acc. to EIA/IS-722, Test 4.9)

Vibration, High Frequency

MIL-STD-202, Method 204D

Shock 20 gn, 20 min, 10-2 kHz, 12 cyc.

Resistance to Solvents

MIL-STD-202, Method 215A

Flammability

UL 94V-0

(acc. to EIA/IS-722, Test 4.12)

Dimension

8.5 mm

ø 8.5

3.2

ø 0.64

5.08

3.2

ø 0.64

5.08

ø 8.5

1

+0.1

0

5.08

Drilling diagram