Brochure

© 2017 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/03/17
Radial Lead Fuses
TR5
®
> Time-Lag Fuse > 372 Series
Average Time Current CurvesTemperature Re-rating Curve
0
20
40
60
80
100
120
140
-40-20 020406
08
0
AMBIENTTEMPERATURE (°C)
PERCENT OF RATING
23°C
Electrical Characteristics
Amp
Code
Rated
Current
Voltage
Rating
Breaking
Capacity
Nominal
Cold
Resistance
(Ohms)
Voltage
Drop
1.0×I
N
max. (mV)
Power
Dissipation
1.5×I
N
max. (mW)
Melting
Integral
10×I
N
min. (A
2
s)
Agency Approvals
0040 40mA 250V
35A@250VAC
10.1650 900 90 0.0090
X
0050 50mA 250V 6.4950 500 70 0.0108
X X X X X
0063 63mA 250V 3.8000 400 80 0.0278
X X X X X
0080 80mA 250V 2.8750 370 10 0 0.0384
X X X X X
0100 100mA 250V 1.7030 300 110 0.0800
X X X X X
0125 125mA 250V 1.3500 260 120 0.1094
X X X X X
0160 160mA 250V 0.7780 200 130 0.1792
X X X X X
0200 200mA 250V 0.5750 170 140 0.3120
X X X X X
0250 250mA 250V 0.4000 150 150 0.4938
X X X X X
0315 315mA 250V 0.2760 140 160 0.3969
X X X X X
0400 400mA 250V 0.2050 130 170 1.4080
X X X X X
0500 500mA 250V 0.1550 125 180 2.0000
X X X X X
0630 630mA 250V 0.1150 120 200 3.0958
X X X X X
0800 800mA 250V 0.1000 110 220 5.7600
X X X X X
110 0 1.00A 250V 0.0790 110 360 7.5000
X X X X X X
112 5 1.25A 250V 0.0550 95 450 13.7500
X X X X X X
116 0 1.60A 250V 0.0420 95 450 19.9680
X X X X X X
1200 2.00A 250V 0.0300 85 600 30.0000
X X X X X X
1250 2.50A 250V 0.0220 80 700 35.0000
X X X X X X
1315 3.15A 250V 0.0173 80 110 0 77.3955
X X X X X X
1400 4.00A 250V 40A / 250 VAC 0.0129 75 1200 126.4000
X X X X X X
1500 5.00A 250V
50A / 250 VAC
0.0094 80 1300 115.0000
X X X X CQC X
1630 6.30A
*
250V 0.0070 58 1250 138.9150
X X X CQC X
1 Per UL, approved breaking capacity is 50 A at 250 V.
* Conducting path min. 0.2 mm
2
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