PCB
TERMINAL
BLOCKS
INTER-
CONNECTION
FUSES &
FUSE-
HOLDERS
LEDs &
INDICATORS
MINIATURE
SWITCHES
LIMIT &
SAFETY
SWITCHES
CONTROL
PRODUCTS
INTERFACE
MODULES &
SUPPORTS
RELAY
BASES
ENCLOSURES
BATTERIES
TRANS-
FORMERS
FUSES & FUSEHOLDERS
ELECTRONICS & ENCLOSURES
+44 (0)1638 716101
info@camdenboss.com
www.camdenboss.com
We operate a constant improvement policy,
our products are subject to change without notice.
102
PTC Self-Resetting Fuses
• PTC - Polymer Positive
Temperature Coefcient
• Voltages from 6V to 250V
• Ratings from 0.03A to 14A
• Radial lead
• UL94-V0 rated epoxy casing
• 5mm pitch available in bulk
or ammo pack, 10mm pitch
available in bulk
• UL pending, CFPO series
TUV, approved
SPECIFICATION
Temperature rating
Maximum temperature
Typical recovery time(25°C)
Resistance at tripping point
The fuse will recover if V
2
/4R
L
<P
d
(R
L
=load resistance, V=operating voltage and P
d
=dissipation power)
Materials: Leads
Body
-40°C to +85°C
≤125°C
≤20secs after fault removed
V
2
/P
d
Tin plated copper or steel
Flame retardant epoxy UL94-V0 rated
• Select the PTC series by
maximum V
rms
• Select the part number by
the holding current I
H
• If the ambient temperature is
not 25°C, select I
H
using the
following chart
• Check the minimum trip
current I
T
and trip time t
T
against the rated
over current
Selecting a PTC
90
80
70
60
5040
30
20
10
0
-10
-20
-30-40
0
50
100
150
200
250
300
350
Temperature de-rating curves
Rated hold current (%)
Temperature º C
CFPLA
CFPM 250-900
CFPN 185-600
CFPO 160-400
CFPPA 090-380
CFPP 018-380
CFPNB
I
T
I
H
CFPL
CFPM 010-185
CFPN 005-160
CFPNA
CFPO 005-135
CFPPA 010-075
CFPP 010-120
PCB
TERMINAL
BLOCKS
INTER-
CONNECTION
FUSES &
FUSE-
HOLDERS
LEDs &
INDICATORS
MINIATURE
SWITCHES
LIMIT &
SAFETY
SWITCHES
CONTROL
PRODUCTS
INTERFACE
MODULES &
SUPPORTS
RELAY
BASES
ENCLOSURES
BATTERIES
TRANS-
FORMERS
FUSES & FUSEHOLDERS
ELECTRONICS & ENCLOSURES
+44 (0)1638 716101
info@camdenboss.com
www.camdenboss.com
We operate a constant improvement policy,
our products are subject to change without notice.
103
6V & 16V PTC Fuses
CFPLA/005
CFPLA/010
CFPLA/020
CFPLA/030
CFPL/005
CFPL/010
CFPL/020
CFPL/030
CFPL/040
CFPL/050
CFPL/070
CFPL/090
CFPL/110
CFPL/130
CFPL/160
CFPL/185
CFPL/250
CFPL/300
CFPL/400
CFPL/500
CFPL/600
CFPL/700
CFPL/900
CFPL/1100
CFPL/1200
CFPL/1400
CFPL/1600
V
rms
6V
6V
6V
6V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
16V
I
H
0.05A
0.10A
0.20A
0.30A
0.05A
0.10A
0.20A
0.30A
0.40A
0.50A
0.70A
0.90A
1.10A
1.30A
1.60A
1.85A
2.50A
3.00A
4.00A
5.00A
6.00A
7.00A
9.00A
11.00A
12.00A
14.00A
16.00A
Ω
min
13.0R
2.54R
0.78R
0.60R
20.0R
4.70R
1.40R
0.550R
0.380R
0.250R
0.140 R
0.110R
0.095R
0.075R
0.063R
0.040R
0.028R
0.024R
0.014R
0.012R
0.010R
0.008R
0.005R
0.004R
0.004R
0.003R
0.002R
Ω
max
25.0R
3.70R
2.80R
1.50R
35R
8.50R
2.50R
1.130R
0.750R
0.620R
0.350R
0.210R
0.160R
0.140 R
0.120R
0.094R
0.051R
0.042R
0.027R
0.023R
0.020R
0.018R
0.013R
0.010R
0.009R
0.008R
0.007R
I
T
0.10A
0.20A
0.40A
0.60A
0.10A
0.20A
0.40A
0.60A
0.80A
1.00A
1.40A
1.80A
2.20A
2.60A
3.20A
3.70A
5.00A
6.00A
8.00A
10.00A
12.00A
14.00A
18.00A
22.00A
24.00A
28.00A
32.00A
I
max
1A
3A
5A
5A
1A
3A
5A
5A
10A
10A
20A
100A
100A
100A
100A
100A
100A
100A
100A
100A
100A
100A
100A
100A
100A
100A
100A
t
T
3.1/0. 25se c
3.1/0.50sec
3.1/1.0 0se c
3.1/1.50sec
3.1/0. 25se c
3.1/0.50sec
3.2/1.00sec
3.5/1.50sec
3.2/2.00sec
3.0/2.50sec
3.0/3.50sec
2.8/4.50sec
3.0/5.50sec
3.0/6.50sec
3.2/8.00sec
3.8/9.25sec
4.3/12.5sec
4.8/15.00sec
5.0/20.00sec
5.7/25.00sec
6.3/30.00sec
8.0/35.00sec
9.6/45.00sec
10.8/55.0sec
13.0/60.0sec
15.0/70.0sec
18.0/80.0sec
A
3.10mm
3.10mm
3.10mm
3.40mm
5.20mm
5.20mm
5.20mm
5.20mm
5.20mm
5.20mm
5.20mm
6.50mm
7.00mm
7.80mm
8.20mm
8.80mm
9.80mm
10.30mm
10.00mm
10.00mm
12.00mm
13.50mm
14.50mm
19.00mm
20.50mm
23.00mm
28.00mm
B
6.40mm
6.40mm
6.40mm
6.70mm
10.50mm
10.50mm
10.50mm
10.50mm
10.50mm
10.50mm
10.50mm
11. 50 mm
12.20mm
12.80mm
13.20mm
13.80mm
14.80mm
15.30mm
18.80mm
10.50mm
18.80mm
21.50mm
24.00mm
26.50mm
27.00 mm
31.00mm
35.00mm
C
2.30mm
2.30mm
2.30mm
2.30mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
D
3.0mm
3.0mm
3.0mm
3.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
10.0mm
10.0mm
10.0mm
10.0mm
E
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
0.90mm
1.00mm
1.00mm
1.40mm
1.40mm
1.40mm
1.40mm
1.40mm
1.40mm
1.40mm
1.40mm
1.40mm
1.70mm
1.70mm
30V PTC Fuses
CFPM/010
CFPM/015
CFPM/030
CFPM/040
CFPM/050
CFPM/070
CFPM/090
CFPM/110
CFPM/135
CFPM/160
CFPM/185
CFPM/250
CFPM/300
CFPM/400
CFPM/500
CFPM/600
CFPM/700
CFPM/800
CFPM/900
V
rms
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
30V
I
H
0.10A
0.15A
0.30A
0.40A
0.50A
0.70A
0.90A
1.10A
1.35A
1.60A
1.85A
2.50A
3.00A
4.00A
5.00A
6.00A
7.00A
8.00A
9.00A
Ω
min
4.500R
2.500R
0.550R
0.380R
0.240R
0.13 5R
0.120R
0.095R
0.068R
0.065R
0.045R
0.025R
0.020R
0.014R
0.012R
0.008R
0.007R
0.006R
0.006R
Ω
max
8.500R
4.780R
1.100R
0.750R
0.580R
0.310R
0.210R
0.160R
0.140 R
0.125R
0.095R
0.062R
0.042R
0.032R
0.028R
0.023R
0.020R
0.013R
0.012R
I
T
0.20A
0.30A
0.60A
0.80A
1.00A
1.40A
1.80A
2.20A
2.70A
3.20A
3.70A
5.00A
6.00A
8.00A
10.00A
12.00A
14.00A
16.00A
18.00A
I
max
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
40A
t
T
3.6/0.50sec
3.3/0.75sec
3.1/1.50sec
3.0/2.00sec
2.8/2.50sec
3.0/3.50sec
3.0/4.50sec
3.2/5.50sec
3.5/6.75sec
3.8/8.00sec
4.0/9.25sec
5.2/12.50sec
6.4/15.00sec
7.3/20.00sec
7.8/25 .00 sec
9.0/30.00sec
12.5/35.00sec
13.7/40.00sec
15.5/45.00sec
A
5.20mm
5.20mm
5.20mm
5.20mm
5.20mm
6.50mm
7.00mm
7.80mm
9.00mm
9.80mm
11.00 mm
11. 50 mm
13.00mm
16.00mm
19.00mm
21.50mm
22.50mm
24.80mm
25.50mm
B
10.30mm
10.30mm
10.30mm
10.30mm
10.30mm
11. 50 mm
13.50mm
14.20mm
16.00mm
16.50mm
17.0 0mm
17.3 0m m
17.8 0mm
20.50mm
22.50mm
25.00mm
25.50mm
27.50 mm
28.00mm
C
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.50mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
2.80mm
3.00mm
3.00mm
D
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
5.0mm
10.0mm
10.0mm
10.0mm
10.0mm
10.0mm
10.0mm
E
0.9mm
0.9mm
0.9mm
0.9mm
0.9mm
0.9mm
1.10mm
1.10mm
1.10mm
1.10mm
1.10mm
1.30mm
1.30mm
1.30mm
1.30mm
1.30mm
1.30mm
1.50mm
1.50mm