Datasheet

Radial Lead Fuses
TR5® > Time-Lag Fuse > 374 Series
374 Series, TR5 Fuse, Time Lag
RoHS
Pb
Description
The TR5® 374 Series fuses are Time–Lag 250V rated and
designed in accordance to UL 248 –14.
Features
• Halogen free, Lead-free
and RoHS compliant
• Internationally approved
• Reduced PCB space
requirements
• Shock safe casing
• Vibration resistant
• Direct solderable or
plug–in versions
• Available from 0.050A
to 10A
Agency Approvals
Agency
Agency File Number
Ampere Range
51378
0.050A - 6.3A
E 67006
0.050A - 10A
• Low internal resistance
Applications
• Battery Chargers
• Power supplies
• Consumer Electronics
• Industrial Controllers
Electrical Characteristics
% of Ampere
Rating
Opening Time
200%
60 Seconds,
Additional Information
Datasheet
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/04/15
Resources
Samples
Radial Lead Fuses
TR5® > Time-Lag Fuse > 374 Series
Electrical Characteristics
Amp
Code
Rated
Current
Voltage
Rating
0050
0063
0080
0100
0125
0160
0200
0250
0315
0400
0500
0630
0800
1100
1125
1160
1200
1250
1315
1400
1500
1630
1800
2100
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
10.00A
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
Breaking
Capacity
[email protected]
Nominal
Cold
Resistance
(Ohms)
12.5000
7.9200
5.8500
3.8400
2.9000
1.8300
1.2000
0.7600
0.5450
0.3510
0.2600
0.1700
0.1250
0.1050
0.0800
0.0540
0.0395
0.0300
0.0227
0.0170
0.0122
0.0094
0.0060
0.0050
Voltage
Drop
1.0×IN
max. (mV)
900
800
700
600
550
480
390
350
300
250
220
210
160
155
145
130
125
120
110
100
95
90
80
90
Power
Dissipation
1.0×IN
max. (mW)
45
50
55
60
70
80
80
90
95
100
110
135
130
155
185
210
250
300
350
400
475
570
1000
1250
Melting
Integral
10×IN
max. (A2s)
0.011
0.015
0.025
0.039
0.052
0.083
0.146
0.313
0.298
0.552
0.875
1.191
2.112
3.100
4.453
6.272
11.800
18.125
29.966
56.000
87.500
144.869
220.800
430.000
Agency Approvals
®
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Notes:
1) 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
2) Resistance is measured at 10% of rated current, 25ºC.
Temperature Re-rating Curve
100000
120
100
10000
80
60
1000
40
23°C
20
0
-40
-20
0
20
40
60
80
AMBIENT TEMPERATURE (°C)
Note:
1. Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
TIME IN SECONDS
PERCENT OF RATING
1.60A
2.00A
2.50A
3.15A
4.00A
5.00A
6.30A
8.00A
10.00A
140
0.250A
0.315A
0.400A
0.500A
0.630A
0.800A
1.00A
1.25A
0.050A
0.063A
0.080A
0.100A
0.125A
0.160A
0.200A
Average Time Current Curves
100
10
1
0.100
0.010
0.001
0.02
0.100
1
10
100
CURRENT IN AMPERES
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/04/15
Radial Lead Fuses
TR5® > Time-Lag Fuse > 374 Series
Soldering Parameters - Wave Soldering
Recommended Process Parameters:
280
Wave Parameter
260
240
Lead-Free Recommendation
Preheat:
220
(Depends on Flux Activation Temperature)
200
180
160
140
120
100
60
40
(Typical Industry Recommendation)
Temperature Minimum:
100°C
Temperature Maximum:
Preheat Time:
150°C
60-180 seconds
Solder Pot Temperature:
260°C Maximum
Solder Dwell Time:
2-5 seconds
80
Recommended Hand-Solder Parameters:
Solder Iron Temperature: 350°C +/- 5°C
Heating Time: 5 seconds max.
240
230
220
210
200
190
180
170
160
150
140
130
120
110
90
100
80
70
60
50
40
30
0
0
20
20
10
Temperature (°C) - Measured on bottom side of board
300
Time (Seconds)
Cooling Time
Preheat Time
Dwell Time
Note: These devices are not recommended for IR or
Convection Reflow process.
Product Characteristics
Base/Cap: Brown Thermoplastic
Polyamide PA 6.6, UL 94 V-0
Round Pins: Copper, Tin-plated
Materials
Lead Pull Strength
10 N (IEC 60068-2-21)
Solderability
260ºC, ≤ 3s. (Wave)
350ºC, ≤ 1s. (Soldering Iron)
Soldering Heat
Resistance
260ºC, 10s. (IEC 60068-2-20)
350ºC, 3s. (Soldering Iron)
Operating Temperature
Climatic Category
Stock Conditions
Vibration Resistance
-40ºC to +85ºC (consider de-rating)
-40ºC/+85ºC/21 days
(IEC 60068-1,-2-1,-2-2,-2-78)
+10ºC to +60ºC
RH ≤ 75% yearly average, without
dew, maximum value for 30 days95%
24 cycles at 15 min. each
(IEC 60068-2-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10G’s acceleration
Part Numbering System
Dimensions
374 xxxx 0000
Series
5.08
Amp Code
0.5 min
∅ 0.6
Refer to Amp Code column of
Electrical Characteristics Table
1 +0.1
L
max. 8
∅ 8.5
Packaging Code
0000 Tape/Ammopack (1,000 pcs.)
0410 Short Leads - Bulk (1,000 pcs.)
0430 Short Leads - Bulk (200 pcs.)
Löcher in der Leiterplatte
in PCB
HolesHoles
in the printed
circuit board
Long Leads (L=18.8mm)
Short Leads (L=4.3mm)
Packaging
Packaging Option
Packaging Specification
Quantity
Quantity &
Packaging Code
Taping Width
N/A
N/A
N/A
1,000
1,000
200
0000
0410
0430
N/A
N/A
N/A
374 Series
Tape & Ammopack
Short Leads
Short Leads
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/04/15