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

52 Variants

Approvals and Compliances

CAD

Microsite SMD Fuses

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

Detailed request for product

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

Details UMT-H

Technical Data

Approvals and Compliances

CAD-Drawings

Dimension

Electrical Data

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)

Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in Details about Approvals
SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF 16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER.

Approvals

The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.

Approval Reference Type: UMT-H

Certificates	Certification Body	Description
VDE Approvals	VDE	VDE Certificate Number: 40039476
UL Approvals	UL	UR File Number: E41599
CQC Approvals	CQC	CQC Certificate Number: CQC20012265448

Product standards

Product standards that are referenced

Organization	Design	Standard	Description
	Designed according to	IEC 60127-7	Miniature fuses - Part 7: Miniature fuse-links for special applications
	Designed according to	UL 248-14	Low voltage fuses - Part 14: Supplemental fuses

Application standards

Application standards where the product can be used

Organization	Design	Standard	Description
	Suitable for applications acc.	IEC/UL 62368-1	Audio/video, information and communication technology equipment - Part 1: Safety requirements

Compliances

The product complies with following Guide Lines

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.
UKCA declaration of conformity	SCHURTER AG	The UKCA marking declares that the product complies with the applicable requirements laid down in the British Amendment of Regulation (EC) 765/2008.
RoHS	SCHURTER AG	Directive RoHS 2011/65/EU, Amendment (EU) 2015/863
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.
Halogen Free	SCHURTER AG	SCHURTER strives to offer our customers halogen free products.
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.
Automotive	SCHURTER AG	AEC-Q200 is a test standard for passive components used in automotive applications. SCHURTER tests components according to the customer's agreement and is certified according to IATF 16949.

Dimension [mm]

	Soldering pads

Derating Curves


Percentage of Rating [%]
	Ambient Temperature [°C]

Pre-Arcing Time

Rated Current In	1.0 x In min.	1.25 x In min.	2.0 x In max.	2.5 x In max.	10.0 x In min.	10.0 x In max.
0.160 A - 12.5 A	-	60 min	120 s	-	10 ms	100 ms
16 A	4 h	-	120 s	-	10 ms	100 ms
20 A - 50 A	4 h	-	-	120 s	5 ms	100 ms

Time-Current-Curves


Time in Seconds
	Multiple of Rated Current In

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

Rated Current [A]	Rated Voltage [VAC]	Rated Voltage [VDC]	Order Number	...

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]

Table of Variants UMT-H

Rated Current [A]	Rated Voltage [VAC]	Rated Voltage [VDC]	Breaking Capacity	Voltage Drop 1.0 In typ. [mV]	Power Dissipation 1.25 In typ. [mW]	Melting I²t 10.0 In typ. [A²s]				Order Number	PU Packaging unit The packaging unit is the amount of parts in a standard package. Please contact SCHURTER for further assistance: Contact Form

0.16	277	250	1)	1680	410	0.055	•	•		3403.0266.11	100
0.16	277	250	1)	1680	410	0.055	•	•		3403.0266.23	1500
0.2	277	250	1)	1330	425	0.09	•	•		3403.0267.11	100
0.2	277	250	1)	1330	425	0.09	•	•		3403.0267.23	1500
0.25	277	250	1)	1120	450	0.15	•	•		3403.0268.11	100
0.25	277	250	1)	1120	450	0.15	•	•		3403.0268.23	1500
0.315	277	250	1)	880	460	0.24	•	•		3403.0269.11	100
0.315	277	250	1)	880	460	0.24	•	•		3403.0269.23	1500
0.4	277	250	1)	810	520	0.44	•	•		3403.0270.11	100
0.4	277	250	1)	810	520	0.44	•	•		3403.0270.23	1500
0.5	277	250	1)	710	550	0.62	•	•		3403.0271.11	100
0.5	277	250	1)	710	550	0.62	•	•		3403.0271.23	1500
0.63	277	250	1)	530	570	1.28	•	•		3403.0272.11	100
0.63	277	250	1)	530	570	1.28	•	•		3403.0272.23	1500
0.8	277	250	1)	450	610	2.2	•	•		3403.0273.11	100
0.8	277	250	1)	450	610	2.2	•	•		3403.0273.23	1500
1	277	250	1)	420	710	3.6	•	•		3403.0274.11	100
1	277	250	1)	420	710	3.6	•	•		3403.0274.23	1500
1.25	277	250	1)	330	735	4.05	•	•		3403.0275.11	100
1.25	277	250	1)	330	735	4.05	•	•		3403.0275.23	1500
1.6	277	250	1)	270	810	4.66	•	•		3403.0276.11	100
1.6	277	250	1)	270	810	4.66	•	•		3403.0276.23	1500
2	277	250	1)	230	850	9.6	•	•		3403.0277.11	100
2	277	250	1)	230	850	9.6	•	•		3403.0277.23	1500
2.5	277	125	2)	205	940	24	•	•	•	3403.0278.11	100
2.5	277	125	2)	205	940	24	•	•	•	3403.0278.23	1500
3.15	277	125	2)	175	990	39	•	•	•	3403.0279.11	100
3.15	277	125	2)	175	990	39	•	•	•	3403.0279.23	1500
4	277	125	2)	140	1015	52	•	•	•	3403.0280.11	100
4	277	125	2)	140	1015	52	•	•	•	3403.0280.23	1500
5	277	125	2)	115	1055	100	•	•		3403.0281.11	100
5	277	125	2)	115	1055	100	•	•		3403.0281.23	1500
6.3	277	125	2)	105	1280	190	•	•		3403.0282.11	100
6.3	277	125	2)	105	1280	190	•	•		3403.0282.23	1500
8	250	125	3)	79	1250	95	•	•		3403.0283.11	100
8	250	125	3)	79	1250	95	•	•		3403.0283.23	1500
10	250	125	3)	73	1220	180	•	•		3403.0284.11	100
10	250	125	3)	73	1220	180	•	•		3403.0284.23	1500
12.5	250	125	4)	63	1490	340	•	•		3403.0285.11	100
12.5	250	125	4)	63	1490	340	•	•		3403.0285.23	1500
16	250	125	5)	65	-	650	•	•		3403.0286.11	100
16	250	125	5)	65	-	650	•	•		3403.0286.23	1500
20	125	72	6)	76	-	445		•		3403.0287.11	100
20	125	72	6)	76	-	445		•		3403.0287.23	1500
25	125	72	6)	64	-	1170		•		3403.0288.11	100
25	125	72	6)	64	-	1170		•		3403.0288.23	1500
30	125	72	6)	64	-	1650		•		3403.0289.11	100
30	125	72	6)	64	-	1650		•		3403.0289.23	1500
40	125	72	7)	61	-	3620		•		3403.0290.11	100
40	125	72	7)	61	-	3620		•		3403.0290.23	1500
50	125	72	7)	61	-	6980		•		3403.0291.11	100
50	125	72	7)	61	-	6980		•		3403.0291.23	1500
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