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PFST Datasheet(PDF) 2 Page - Schurter Inc.

Part # PFST
Description  Axial leaded PTC-Fuses
PDF  2 Pages
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Manufacturer  SCHURTER [Schurter Inc.]
Direct Link  http://www.schurterinc.com
Logo SCHURTER - Schurter Inc.

PFST Datasheet(HTML) 2 Page - Schurter Inc.

  PFST Datasheet HTML 1Page - Schurter Inc. PFST Datasheet HTML 2Page - Schurter Inc.  
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FUSES / SICHERUNGEN
PFST
Resettable fuses
www.schurter.com
33
Type / Typ
Vmax
Imax
Ihold
Itrip
Initial
1 Hour (R1) Post-
Max. Time
Tripped Power
Resistance /
Trip Resistance /
to trip at 23 °C /
Dissipation /
Amperes /
Ohms at 23 °C /
Ohms at 23 °C /
Seconds at 23 °C/
Watts at 23 °C /
Ampere at 23 °C
VA
Hold
Trip
min.
max.
R1 max.
PFST.120
15
100
1.20
2.7
0.085
0.160
0.22
5.0
1.2
PFST.120.S
15
100
1.20
2.7
0.085
0.160
0.22
5.0
1.2
PFST.150
15
100
1.50
3.00
0.05
0.09
0.11
5.0
1.30
PFST.175
15
100
1.75
3.8
0.05
0.09
0.120
4.0
1.5
PFST.175.S
15
100
1.75
3.8
0.05
0.09
0.120
4.0
1.5
PFST.200
30
100
2.00
4.4
0.03
0.06
0.080
4.0
1.90
PFST.350
30
100
3.50
6.3
0.017
0.031
0.040
3.0*
2.50
PFST.420
30
100
4.20
7.6
0.012
0.024
0.040
6.0*
2.90
Electrical Characteristics
Packaging
All models packaged in bulk, 500 pieces each.
Packaged loose; optional slotted leads (.S) available for 1.20 A and 1.75 A ratings
Type / Typ
A
B
C
D
F
Material
min.
max.
min.
max.
min.
max.
mn.
max.
min.
max.
PFST.120
19.9
22.1
4.9
5.2
0.6
1.0
5.5
7.5
3.9
4.1
nickel
PFST.120.S
19.9
22.1
4.9
5.2
0.6
1.0
5.5
7.5
3.9
4.1
nickel
PFST.150
20.9
23.1
10.2
11.8
0.6
1.0
4.1
5.5
4.8
5.5
nickel
PFST.175
20.9
23.1
4.9
5.2
0.6
1.0
4.1
5.5
3.9
4.1
nickel
PFST.175.S
20.9
23.1
4.9
5.2
0.6
1.0
4.1
5.5
3.9
4.1
nickel
PFST.200
21.3
23.4
10.2
11.0
0.5
1.1
5.0
7.6
4.8
5.4
nickel
PFST.350
28.4
31.8
13.0
13.5
0.5
1.1
6.3
8.9
6.0
6.6
nickel
PFST.420
30.6
32.4
13.0
13.5
0.5
1.1
5.0
7.5
6.0
6.7
nickel
Dimensions
Dimension
Thermal Derating Chart - Ihold (Amps)
Type / Typ
Ambient Operating Temperature
–40 ˚C
–20 ˚C
0 ˚C
23 ˚C
40 ˚C
50 ˚C
60 ˚C
70 ˚C
85 ˚C
PFST.120
1.9
1.7
1.5
1.2
1.0
0.9
0.8
0.7
0.5
PFST.120.S
1.9
1.7
1.5
1.2
1.0
0.9
0.8
0.7
0.5
PFST.150
2.2
2.0
1.8
1.5
1.3
1.1
1.0
0.9
0.7
PFST.175
2.5
2.3
2.0
1.7
1.5
1.3
1.2
1.1
0.9
PFST.175.S
2.5
2.3
2.0
1.7
1.5
1.3
1.2
1.1
0.9
PFST.200
3.2
2.8
2.5
2.0
1.7
1.6
1.4
1.2
0.9
PFST.350
5.4
4.8
4.3
3.5
3.0
2.8
2.5
2.2
1.7
PFST.420
6.4
5.7
5.1
4.2
3.6
3.3
3.0
2.6
2.1
How To Order
PF
ST
. xxx . x
PTC-Fuse
Style
ST = Axial Leaded “Strap” Component
Hold Current, Ihold
120-420 (1.20 mA - 4.20 A)
Slotted Lead Option



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