Littelfuse 60R Series User Manual
Polyfuse, Resettable ptcs, 60r series
83
Revised: July 12, 2010
POLYFUSE
®
Resettable PTCs
© 2010 Littelfuse, Inc
60R Series
Radial Leaded > 60R Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/60R.html for current information.
60R S
eries
60R Series
The 60R Series radial leaded device is designed to provide
overcurrent protection for (≤60V) applications where space
is not a concern and resettable protection
is preferred.
Electrical Characteristics
Part Number
I
hold
(A)
I
trip
(A)
V
max
(Vdc)
I
max
(A)
P
d
typ.
(W)
Maximum Time
To Trip
Resistance
Agency
Approvals
Current
(A)
Time
(Sec.)
R
min
(Ω)
R
1max
(Ω)
60R010
0.10
0.20
60
40
0.38
0.50
4.00
2.500
7.500
X
X
60R017
0.17
0.34
60
40
0.48
0.85
3.00
3.300
8.000
X
X
60R020
0.20
0.40
60
40
0.41
1.00
2.20
1.830
4.400
X
X
60R025
0.25
0.50
60
40
0.45
1.25
2.50
1.250
3.000
X
X
60R030
0.30
0.60
60
40
0.49
1.50
3.00
0.880
2.100
X
X
60R040
0.40
0.80
60
40
0.56
2.00
3.80
0.550
1.290
X
X
60R050
0.50
1.00
60
40
0.77
2.50
4.00
0.500
1.170
X
X
60R065
0.65
1.30
60
40
0.88
3.25
5.30
0.310
0.720
X
X
60R075
0.75
1.50
60
40
0.92
3.75
6.30
0.250
0.600
X
X
60R090
0.90
1.80
60
40
0.99
4.50
7.20
0.200
0.470
X
X
60R110
1.10
2.20
60
40
1.50
5.50
8.20
0.150
0.380
X
X
60R135
1.35
2.70
60
40
1.70
6.75
9.60
0.120
0.300
X
X
60R160
1.60
3.20
60
40
1.90
8.00
11.40
0.090
0.220
X
X
60R185
1.85
3.70
60
40
2.10
9.25
12.60
0.080
0.190
X
X
60R250
2.50
5.00
60
40
2.50
12.50
15.60
0.050
0.130
X
X
60R300
3.00
6.00
60
40
2.80
15.00
19.80
0.040
0.100
X
X
60R375
3.75
7.50
60
40
3.20
18.75
24.00
0.030
0.080
X
X
Description
Features
Applications
t64#IVCT QPSUT
and peripherals
t*&&&QPSUT
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t.PUPSQSPUFDUJPO
t(FOFSBMFMFDUSPOJDT
t"VUPNPUJWFBQQMJDBUJPOT
t*OEVTUSJBMDPOUSPMT
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I
hold
= Hold current: maximum current device will pass without tripping in 20°C still air.
I
trip
= Trip current: minimum current at which the device will trip in 20°C still air.
V
max
= Maximum voltage device can withstand without damage at rated current (I max)
I
max
= Maximum fault current device can withstand without damage at rated voltage (V
max
)
P
d
= Power dissipated from device when in the tripped state at 20°C still air.
R
min
= Minimum resistance of device in initial (un-soldered) state.
R
typ
= Typical resistance of device in initial (un-soldered) state.
R
1max
= Maximum resistance of device at 20°C measured one hour after tripping or reflow
soldering of 260°C for 20 sec.
Caution: Operation beyond the specified rating may result in damage and possible arcing
and flame.
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E183209
R50119318
* Effective January 1, 2010, all 60R PTC products will be manufactured Halogen Free (HF). Existing Non-Halogen Free 60R PTC products may continue to be sold, until supplies are depleted.
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epoxy polymer insulating
material meets UL 94V-0
requirements
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Free and Halogen-Free*