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Jameco Part Number 1713571
SUBMINIA
TURE FUSES
UBMINIATURE
No. 37
3744 / TR5 ®
UL 248-14, 250 V
V,, T
lead free
T ime-Current
Time Lag (T)
Specifications
Packaging
000: Tape/Ammopack (1,000 pcs.)
041: Short Leads - Bulk (1,000 pcs.)
Characteristic
Materials
Base/Cap:
Brown Thermoplastic
Polyamide PA 6.6, UL 94 V0
Round Pins: Copper, Sn plated
Standard
UL 248-14
CSA C22.2 No. 248.14
Operating TTemperature
emperature
-40 ºC to +85 ºC (consider de-rating)
Approvals
Climatic Category
UL Listed
CSA Certified
Features
Dimensions (mm)
max. 8
0.5 min
∅ 0.6
Stock Conditions:
+10 ºC to +60 ºC
relative humidity ≤ 75 % yearly average,
without dew, maximum value for 30 days-95 %
Lead free
Reduced PCB space requirements
Direct solderable or plug-in versions
Internationally approved
Low internal resistance
Shocksafe casing
Vibration resistant
Hologen free
∅ 8.5
Vibration Resistance
24 cycles at 15 min. each (EN 60068-2-6)
10 - 60 Hz at 0.75mm amplitude
60 - 2000 Hz at 10 g acceleration
Lead Pull Strength
10 N (EN 60068-2-21)
Solderability
260 ºC, ≤ 3 s (Wave)
350 ºC, ≤ 3 s (Solder iron)
1 +0.1
L
-40 ºC/+85 ºC/21 days
(EN 60068-1,-2-1,-2-2,-78)
5.08
Soldering Heat Resistance
260 ºC, 10 s (IEC 60068-2-20)
Marking
Holes in PCB
, 374, 250 V, T, Current Rating, Approvals
Long Leads (L=18.8mm)
Short Leads (L=4.3mm)
Unit Weight
0.77 g (approx.)
Limits for Pre-arcing Time
< 60 s
Permissible continuous operating current is ≤ 70 % at ambient temperature of 23 ºC (73.4 ºF).
Rated
Amp
Voltage
Breaking
Voltage Drop Power Dissipation Melting Integral
1.0 x IN
10 x IN
Current
Code
Rating
Capacity
1.0 x IN
max. (mV)
max. (mW)
min. (A2s)
50mA
63mA
80mA
100mA
125mA
160mA
200mA
250mA
315mA
400mA
500mA
630mA
800mA
1.00A
1.25A
1.60A
2.00A
2.50A
3.15A
4.00A
5.00A
6.30A
8.00A 1
10.00A 1
0050
0063
0080
0100
0125
0160
0200
0250
0315
0400
0500
0630
0800
1100
1125
1160
1200
1250
1315
1400
1500
1630
1800
2100
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
50 A / 250 V AC
50-60 Hz
cos ϕ = 1.0
900
800
700
600
550
480
390
350
300
250
220
210
160
155
145
130
125
120
110
100
95
90
80
90
45
50
55
60
70
80
80
90
95
100
110
135
130
155
185
210
250
300
350
400
475
570
1000
1250
0.0056
0.009
0.014
0.025
0.044
0.058
0.1
0.17
0.26
0.32
0.6
0.75
0.98
2.1
3.2
4.5
7.5
14
22
36
59
110
150
280
Approvals
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
cULus
50 mA ... 10.00 A
CSA
2.0 x IN
UL
Rated Current
•
•
1 Conducting path cross-section minimum ≥ 0.2mm²
Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
Order
Information
011906
Qty.
OrderNumber
Series
374
Amp Code
Packaging
In our continuing strategy to deliver unparalleled circuit protection solutions,
technical expertise and application leadership, we proudly introduce the
WICKMANN Group and its products to the Littelfuse portfolio.
Specifications are subject
to change without notice
www.littelfuse.com
SUBMINIA
TURE FUSES
UBMINIATURE
00
0,0
10
TR5® / No. 374
I-t Characteristics
0
,00
10
(Min-Max Limit)
UL 248-14
Test value
00
1,0
10
10
Time (sec.)
0
1
0.1
1
0.0
1
1.5
2
3
4
5
6
7 8 9 10
15
I Fault / I Rated
Contact Littelfuse for individual I-t curves
011906
In our continuing strategy to deliver unparalleled circuit protection solutions,
technical expertise and application leadership, we proudly introduce the
WICKMANN Group and its products to the Littelfuse portfolio.
www.littelfuse.com