Datasheet - Littelfuse

Radial Lead Fuses
TR5® > Fast-Acting > 373 Series
373 Series, TR5®, Fast-Acting Fuse
Description
The TR5® 373 Series are fast–acting 250V rated fuses, that
are designed in accordance to UL 248 –14.
Features
• Reduced PCB space
requirements
• Vibration resistant
• Direct solderable or
plug-in versions
• Lead-free
• Halogen free
• Internationally approved
• Available from 50mA
to 10A
• Low internal resistance
Agency Approvals
• Shock safe casing
Agency
Agency File Number
Ampere Range
File number: E 67006
50mA - 6.3A
Certification: 51378
50mA - 6.3A
File number: E67006
8A - 10A
200%
• Battery Chargers
• Power supplies
• Consumer Electronics
• Industrial Controllers
Additional Information
Electrical Characteristics
% of Ampere
Rating
Applications
Ampere Rating
Opening Time
50mA - 6.3A
5 Seconds, Max.
8A - 10A
60 Seconds, Max.
Datasheet
Samples
Resources
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
8.00A1
10.00A1
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
50A / 250 VAC
50-60 Hz
cos ϕ = 1.0
Voltage
Drop
1.0×IN
max. (mV)
Power
Dissipation
1.0×IN
max. (mW)
1400
1300
1200
1100
1000
950
850
750
650
230
220
210
200
190
180
170
160
150
140
130
120
115
120
110
70
85
100
110
125
155
170
190
205
95
110
135
160
190
225
275
320
375
445
520
630
1000
1600
2000
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.
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Melting
Integral
10×IN
max. (A2s)
0.0001
0.00023
0.00037
0.0013
0.0019
0.004
0.0065
0.014
0.032
0.016
0.025
0.045
0.069
0.125
0.2
0.38
0.63
1.2
1.9
3.5
6.2
9.1
30
55
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
Radial Lead Fuses
TR5® > Fast-Acting > 373 Series
Average Time Current Curves
0.050A
0.063A
0.080A
0.100A
0.125A
0.160A
0.200A
0.250A
0.315A
0.400A
0.500A
0.630A
0.800A
1.00A
1.25A
1.60A
2.00A
2.50A
3.15A
4.00A
5.00A
6.30A
8.00A
10.00A
Temperature Rerating Curve
140
100000
PERCENT OF RATING
120
100
80
10000
60
23°C
40
1000
20
-40
-20
0
20
40
60
TIME IN SECONDS
0
80
AMBIENT TEMPERATURE (°C)
100
10
1
0.100
0.010
0.001
0.02
0.100
1
10
100
CURRENT IN AMPERES
Soldering Parameters - Wave Soldering
Recommended Process Parameters:
280
260
Wave Parameter
240
220
Lead-Free Recommendation
Preheat:
200
(Depends on Flux Activation Temperature)
180
160
140
120
100
80
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
Time (Seconds)
Cooling Time
Preheat Time
Dwell Time
240
230
220
210
200
190
180
170
160
150
140
130
120
110
90
100
80
70
60
50
40
30
20
0
10
20
0
Temperature (°C) - Measured on bottom side of board
300
Recommended Hand-Solder Parameters:
Solder Iron Temperature: 350° C +/- 5°C
Heating Time: 5 seconds max.
Note: These devices are not recommended for IR or
Convection Reflow process.
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Radial Lead Fuses
TR5® > Fast-Acting > 373 Series
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 (EN 60068-2-21)
Solderability
260ºC, ≤ 3s. (Wave)
350ºC, ≤ 1s. (Soldering Iron)
Soldering Heat
Resistance
260ºC, 10s. (IEC 60068-2-20)
350ºC, 3s. (Soldering Iron)
-40ºC to +85ºC (consider de-rating)
Operating Temperature
-40ºC/+85ºC/21 days
(EN 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
(EN 60068-2-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10G’s acceleration
Climatic Category
Stock Conditions
Vibration Resistance
Part Numbering System
Dimensions
∅ 8.5
Series
Amp Code
∅ 0.6
Refer to Amp Code column of
Electrical Characteristics Table
0.5 min
L
max. 8
373 xxxx 0000
Packaging Code
0000 Tape/Ammopack (1,000 pcs.)
0410 Short Leads - Bulk (1,000 pcs.)
0430 Short Leads - Bulk (200 pcs.)
1 +0.1
5.08
in PCB
LöcherHoles
in der Leiterplatte
Holes Leads
in the printed
circuit board
Long
(L=18.8mm)
Short Leads (L=4.3mm)
Packaging
Packaging Option
Packaging Specification
Quantity
Quantity &
Packaging Code
Taping Width
N/A
N/A
1,000
1,000
MX
MXE
N/A
N/A
373 Series
Bulk
Bulk
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13