Resettable Fuses
www.schurter.com/pg01_1
On phase-out, not recommended for new designs
PFRX
RX
1
018 10
0T
60.0 VDC · 1.1 - 3.75 A
Description
Standards
Approvals
- PFRY is recommended as substitute
- UL 1434
- CSA C22.2 no. 0, TIL no. CA-3A
- UL File Number: E172175
Technical Data
V max
Imax
I hold
Mounting
Allowable Operation Temp.
Material: Terminals
Weight
Storage Conditions
Product Marking
PH
A
A
E
B
C
Dimensions
SE
Vibration
D
60.0 VDC
40 A
1.1 - 3.75 A
PCB,THT
-40 °C to 85 °C
Tin-Plated Copper
0.35 g
0 °C to 40 °C, max. 70% r.h.
, Type, I hold
PFRA.010 - PFRA.185
-O
UT
Applications
- Security and fire alarm systems
- Loud speakers
- Power transformers
References
Weblinks
Packaging Details
pdf-datasheet, html-datasheet, General Product Information,
Approvals, CE declaration of conformity, RoHS, CHINA-RoHS, e-Shop,
SCHURTER-Stock-Check, Distributor-Stock-Check, Detailed request for
product
Soldering Methods
Solderability
Resistance to Soldering Heat
Passing Aging
Humidity Aging
Thermal Shock
Resistance to Solvents
Flammability
Wave
235 °C / 2 sec
260 °C / 10 sec
+85 °C, 1000 Hours -> +/- 5% Typical
Resistance Change
+85 °C, 85% r.h., 1000 Hours -> +/-
5% Typical Resistance Change
MIL-STD-202, Method 107 (+125 °C to
-55 °C, 10 Cycles) -> +/- 15% Typical
Resistance Change
MIL-STD-883C, Method 2007.1, Test
Condition A
MIL-STD-202, Methode 215
UL 94V-0
1.3
C
Drilling diagram
Fuses
1
PFRX
www.schurter.com/pg01_1
Dimensions
A max
[mm]
13
14.5
16.3
17.8
21.3
24.9
28.4
Insert
depth
18
19.6
21.3
22.9
26.4
30
33.5
C min
[mm]
4.4
4.4
4.4
4.4
9.5
9.5
9.5
C max
[mm]
5.1
5.1
5.1
5.1
10.2
10.2
10.2
D min
[mm]
7.6
7.6
7.6
7.6
7.6
7.6
7.6
E max
[mm]
3.1
3.1
3.1
3.1
3.1
3.1
3.1
Ø Lead [mm]
0.81
0.81
0.81
0.81
0.81
0.81
0.81
Order Number
PFRX.110
PFRX.135
Resettable Fuses
Thermal Derating Chart Ihold [A]
-40 °C
1.71
2.09
2.48
2.87
3.88
4.65
5.81
-20 °C
1.5
1.84
2.18
2.52
3.4
4.08
5.1
0 °C
1.31
1.61
1.9
2.2
2.98
3.57
4.46
23 °C
1.1
1.35
1.6
1.85
2.5
3
3.75
40 °C
0.89
1.09
1.3
1.5
2.03
2.43
3.04
50 °C
0.79
0.97
1.15
1.33
1.8
2.7
2.16
Electrical Characteristics at 23 °C
V max [VDC]
I max [A]
I hold [A]
I trip [A]
R initial min
[Ω]
0.15
0.12
0.09
0.08
0.05
R initial max
[Ω]
0.25
0.19
0.14
0.12
0.08
60.0
60.0
60.0
60.0
60.0
60.0
60.0
40
40
40
40
40
40
40
1.1
1.35
1.6
1.85
2.5
3
3.75
2.2
2.7
3.2
3.7
5
SE
0.19
9.25
0.13
12.5
6
0.04
0.06
0.1
15
7.5
0.03
0.05
0.08
18.75
Packaging Unit
PFRX.xxx Bulk (500 pcs.)
PFRX.110.2 - PFRX.160.2
Taped 34 cm Reel (1500 pcs.)
PFRX.185.2
Taped 34 cm Reel (1000 pcs.)
PH
A
2
-O
UT
PFRX.185
PFRX.250
PFRX.300
PFRX.375
60 °C
70 °C
85 °C
Order Number
0.69
0.59
0.44
PFRX.110
0.85
0.73
0.54
PFRX.135
1.01
0.86
0.64
PFRX.160
1.17
1
0.74
PFRX.185
1.58
1.35
1
PFRX.250
1.89
1.62
1.2
PFRX.300
2.36
2.03
1.5
PFRX.375
R 1hour max
[Ω]
Max Time to
trip [A]
Max Time to
Trip [s]
Tripped
Power Dissi-
pation [W]
Order Number
0.38
5.5
8.2
1.50
PFRX.110
0.3
6.75
9.6
1.70
PFRX.135
0.22
8
11.4
1.90
PFRX.160
12.6
15.6
19.8
24
2.10
2.50
2.80
3.20
PFRX.185
PFRX.250
PFRX.300
PFRX.375
PFRX.160
Fuses