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UMT-H  SMD fuse UMT-H
SMD fuse UMT-H

Series: UMT-H

Surface Mount Fuse, 5.3 x 16 mm, Time-Lag T, 277 VAC / 250 VDC, Breaking Capacity 1500 A

New_Logo Free Sample Request

52 Variants


Description

  • 26 rated currents from 160 mA to 50 A
  • Square design: 5.3 x 16
  • Impermeable to potting compound used to achieve hermetic seal for use in intrinsically safe applications according to ATEx and IECEx requirements.

Unique Selling Proposition

  • High breaking capacity up to 1500 A
  • High rated voltages up to 277 VAC / 250 VDC
  • Compact design
  • Suitable for pulse-shaped continuous currents

Applications

  • Primary protection on SMD PCBs
  • Sensors
  • Power supplies
  • Intrinsically Safe
  • Illumination
  • Battery protection

Application Note Primary Protection in Equipmentwith further information on increased   Pulse Strength and their test conditions according to international standards see   Impulse Withstand Voltage

Rated Voltage

250 - 277 VAC, 72 - 250 VDC

Rated current

0.16 - 50 A

Breaking Capacity

100-1500 A

Characteristic

Time-Lag T

Mounting

PCB,SMT

Admissible Ambient Temp.

-55 °C to 125 °C

Climatic Category

55/125/21 acc. to IEC 60068-1

Material: Housing

Ceramics

Material: Terminals

Ni/Sn-Plated Copper Alloy

Unit Weight

1.42 g

Storage Conditions

0 °C to 40 °C, max. 70% r.h.

Product Marking

Schurter_Prüfzeichen, Rated current, Voltage, Characteristic, Breaking Capacity, Approvals

Soldering Methods

Reflow
Soldering Profile

Solderability

245 °C / 3 sec acc. to IEC 60068-2-58

Resistance to Soldering Heat

260 °C / 10 sec acc. to IEC 60068-2-58

Moisture Sensitivity Level

MSL 1, J-STD-020 

Moisture Sensitivity Level

MIL-STD-202, Method 106
(acc. to EIA/IS-722, Test 4.4.3)

Operational Life

1000h @ 0.60 x In @ 70°C
(acc. to EIA/IS-722, Test 4.4.1)

Mechanical Shock

MIL-STD-202, Method 213 Condition A

Resistance to Solvents

MIL-STD-202, Method 215
(EIA-722, 4.11)

Terminal Strength

(Deflection of board 1 mm for 1 minute)
(acc. to EIA/IS-722, Test 4.5.5)

010010230000000094

Short Table of Variants UMT-H Open complete table UMT-H

Rated Current [A] Rated Voltage [VAC] Rated Voltage [VDC] Order Number Free Sample

Free Sample


Please ask for free sample in order to check if the products meets your requirement for your application.
Send your delivery adress and your specific requirements.

Distributor Stock Check

Distributor Stock Check


The following links refers to the inquiry form for distributors stock information of the selected products. It allows checking for the available amount and optionally to place an order at your selected partner.
The stock availability at the distributors may also be called up separately and the desired product manually entered.
Stock Check Distributor

...



 
0.16 277 250 3403.0266.11 ...
0.16 277 250 3403.0266.23   ...
0.2 277 250 3403.0267.11 ...
0.2 277 250 3403.0267.23   ...
0.25 277 250 3403.0268.11 ...
0.25 277 250 3403.0268.23   ...
0.315 277 250 3403.0269.11 ...
0.315 277 250 3403.0269.23   ...
0.4 277 250 3403.0270.11 ...
0.4 277 250 3403.0270.23   ...
0.5 277 250 3403.0271.11 ...
0.5 277 250 3403.0271.23   ...
0.63 277 250 3403.0272.11 ...
0.63 277 250 3403.0272.23   ...
0.8 277 250 3403.0273.11 ...
0.8 277 250 3403.0273.23   ...
1 277 250 3403.0274.11 ...
1 277 250 3403.0274.23   ...
1.25 277 250 3403.0275.11 ...
1.25 277 250 3403.0275.23   ...
1.6 277 250 3403.0276.11 ...
1.6 277 250 3403.0276.23   ...
2 277 250 3403.0277.11 ...
2 277 250 3403.0277.23   ...
2.5 277 125 3403.0278.11 ...
2.5 277 125 3403.0278.23   ...
3.15 277 125 3403.0279.11 ...
3.15 277 125 3403.0279.23   ...
4 277 125 3403.0280.11 ...
4 277 125 3403.0280.23   ...
5 277 125 3403.0281.11 ...
5 277 125 3403.0281.23   ...
6.3 277 125 3403.0282.11 ...
6.3 277 125 3403.0282.23   ...
8 250 125 3403.0283.11 ...
8 250 125 3403.0283.23   ...
10 250 125 3403.0284.11 ...
10 250 125 3403.0284.23   ...
12.5 250 125 3403.0285.11 ...
12.5 250 125 3403.0285.23   ...
16 250 125 3403.0286.11 ...
16 250 125 3403.0286.23   ...
20 125 72 3403.0287.11 ...
20 125 72 3403.0287.23   ...
25 125 72 3403.0288.11 ...
25 125 72 3403.0288.23   ...
30 125 72 3403.0289.11 ...
30 125 72 3403.0289.23   ...
40 125 72 3403.0290.11 ...
40 125 72 3403.0290.23   ...
50 125 72 3403.0291.11 ...
50 125 72 3403.0291.23   ...

1) UL = 1500 A @ 277 VAC, resistive / 1500 A @ 250 VDC

1) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 250 VDC

2) UL = 1500 A @ 277 VAC, resistive / 1500 A @ 125 VDC

2) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC

3) UL = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC

3) IEC = 1500 A @ 250 VAC, resistive / 1500 A @ 125 VDC

4) UL = 1000 A @ 250 VAC, resistive / 1000 A @ 125 VDC

4) IEC = 1000 A @ 250 VAC, resistive / 1000 A @ 125 VDC

5) UL = 500 A @ 250 VAC, resistive / 500 A @ 125 VDC

5) IEC = 500 A @ 250 VAC, resistive / 500 A @ 125 VDC

6) UL = 100 A @ 250 VAC, resistive / 500 A @ 125 VAC, resistive / 500 A @ 72 VDC

7) UL = 500 A @ 125 VAC, resistive / 500 A @ 72 VDC

____________________________________________________________________________

All measurements are carried out on a test board according to IEC 60127 with the following tracks:

125 mA to 5 A: Track width 5.0 mm, Cu layer 35 µm

6.3 A to 8 A: Track width 7.5 mm, Cu layer 70 µm

10 A, 12.5 A: Track width 7.5 mm, Cu layer 140 µm

16 A, 20 A: Track width 10 mm, Cu layer 140 µm

25 A: Track width 15 mm, Cu layer 140 µm

30 A to 50 A: Track width 20 mm, Cu layer 210 µm

Packaging Unit
acc. IEC 60286-3 Type 2a
.xx = .11 100 pcs in ESD-plastic bag
.xx = .23 1500 pcs. in tape [W: 24mm and P1: 8mm] on reel [A: 33cm]

010010230000000094

21.11.2024
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