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370 Series Datasheet

Littelfuse Inc.

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Datasheet

© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/17/18
Radial Lead Fuses
TR5® > Fast-Acting Fuse > 370 Series
370 Series, TR5 Fuse, Fast Acting
Agency Approvals
Agency Certificate Number Ampere Range
98941
40021074
40005316
0.100A - 5A
0.050A - 0.080A
6.3A
40024532 0.040A
1718753 0.050A - 6.3A
E67006 0.040A - 6.3A
PS
EJET1896-31007-2002 1A - 5A
2007010207240347 0.050A - 5A
Features
Electrical Characteristics
Reduced PCB space
requirements
Direct solderable or
plug-in versions
Internationally approved
Low internal resistance
Shock safe casing
Vibration resistant
Lead-free, Halogen free
and RoHS compliant
Available from 0.040A
to 6.3A
% of Ampere
Rating Opening Time
150% 1 Hour, Min.
210% 30 Minutes, Max.
275% 10 ms, Min. ; 3 Sec., Max.
400% 3 ms, Min. ; 300 ms, Max.
1000% 20 ms, Max.
Applications
Pb
RoHS
The 370 Series are sub-miniature TR5® fuses, fast acting
type, 250V rated fuses, designed in accordance to IEC
60127-3.
Battery Chargers
Consumer Electronics
Power supplies
Industrial Controllers
Description
PS
E
Application testing is strongly recommended.
Additional Information
Datasheet Samples
Resources
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/17/18
Radial Lead Fuses
TR5® > Fast-Acting Fuse > 370 Series
Average Time Current CurvesTemperature Re-rating Curve
Electrical Characteristics
Amp
Code Rated
Current Voltage
Rating Breaking
Capacity
Nominal
Cold
Resistance
(Ohms)
Voltage Drop
1.0×IN
max. (mV)
Power
Dissipation
1.5×IN
max. (mW)
Melting
Integral
10×IN
max. (A2s)
Agency Approvals
PS
E
0040 40mA 250V
35A @
250VAC
6.0000 900 100 0.0002 X - - X - -
0050 50mA 250V 4.0224 320 80 0.0004 - X X X - X
0063 63mA 250V 2.6740 350 100 0.0005 - X X X - X
0080 80mA 250V 2.0000 370 120 0.0014 - X X X - X
0100 100mA 250V 4.6100 600 130 0.0038 - X X X - X
0125 125mA 250V 3.2400 550 172 0.0066 - X X X - X
0160 160mA 250V 2.2520 500 165 0.0140 - X X X - X
0200 200mA 250V 1.6900 465 190 0.0300 - X X X - X
0250 250mA 250V 1.3420 400 250 0.0510 - X X X - X
0315 315mA 250V 0.9300 380 250 0.1000 - X X X - X
0400 400mA 250V 0.1610 120 135 0.0250 - X X X - X
0500 500mA 250V 0.1210 120 155 0.0420 - X X X - X
0630 630mA 250V 0.0920 115 200 0.0760 - X X X - X
0800 800mA 250V 0.0760 120 310 0.1200 - X X X - X
1100 1.00A 250V 0.0676 110 310 0.2000 - X X X X X
1125 1.25A 250V 0.0518 100 360 0.3100 - X X X X X
1160 1.60A 250V 0.0420 100 600 0.5300 - X X X X X
1200 2.00A 250V 0.0325 85 500 0.9800 - X X X X X
1250 2.50A 250V 0.0246 80 660 1.8000 - X X X X X
1315 3.15A 250V 0.0184 90 950 3.1000 - X X X X X
1400 4.00A 250V 40A / 250VAC 0.0129 80 920 6.7000 - X X X X X
1500 5.00A 250V 50A / 250VAC 0.0105 80 1000 12.0000 - X X X X X
1630 6.30A* 250V 63A / 250VAC 0.0073 70 1200 24.0000 - X X X - -
1 Per UL, approved breaking capacity is 50 A at 250 V.
* Conducting path min. 0.2 mm2
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.
CURRENT IN AMPERES
TIME IN SECONDS
0.001
0.010
0.100
1
10
100
1000
10000
100000
0.100 1 10 1000.02
0.040A
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
CURRENT IN AMPERES
TIME IN SECONDS
0.001
0.010
0.100
1
10
100
1000
10000
100000
0.100 1 10 1000.02
0.040A
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
0
20
40
60
80
100
120
140
-40-20 020406080
AMBIENTTEMPERATURE(°C)
PERCENT OF RATING
23°C
Note
1. Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/17/18
Radial Lead Fuses
TR5® > Fast-Acting Fuse > 370 Series
Materials Base/Cap: Brown Thermoplastic
Polyamide PA 6.6, UL 94 V-0
Round Pins: Copper, Tin-plated
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)
Product Characteristics
Operating
Temperature -40ºC to +85ºC (consider de-rating)
Climatic Category -40ºC to +85ºC/21 days
(IEC 60068-1,-2-1,-2-2,-2-78)
Stock Conditions +10ºC to +60ºC
RH ≤ 75% yearly average, without dew,
maximum value for 30 days-95%
Vibration Resistance
24 cycles at 15 min. each
(IEC 60068-2-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10G acceleration
Soldering Parameters - Wave Soldering
Dwell Time
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
Time (Seconds)
Temperature (°C) - Measured on bottom side of board
Cooling Time
Preheat Time
Wave Parameter Lead-Free Recommendation
Preheat:
(Depends on Flux Activation Temperature) (Typical Industry Recommendation)
Temperature Minimum: 100°C
Temperature Maximum: 150°C
Preheat Time: 60-180 Seconds
Solder Pot Temperature: 260°C Maximum
Solder Dwell Time: 2-5 Seconds
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.
Recommended Process Parameters:
Dimensions
Holes in PCB
Part Numbering System
Packaging
8.5
0.5 min
max. 8L
0.6
5.08
Löcher in der Leiterplatte
Holes in the printed circuit board
1 +0.1
Long Leads (L=18.8mm)
Short Leads (L=4.3mm)
Packaging Option Packaging Specification Quantity Quantity &
Packaging Code Taping Width
370 Series
Tape & Ammopack N/A 1,000 0000 N/A
Short Leads N/A 1,000 0410 N/A
0000370 xxxx
Packaging Code
Amp Code
Series
0000 Tape/Ammopack (1,000 pcs.)
0410 Short Leads - Bulk (1,000 pcs.)
Refer to Amp Code column of
Electrical Characteristics Table
Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and
test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete
Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics.

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