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PFST.175.S [SCHURTER]

PTC Resettable Fuse, Surface Mount;
PFST.175.S
型号： PFST.175.S
厂家： SCHURTER INC.    SCHURTER INC.
描述：

PTC Resettable Fuse, Surface Mount

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FUSES / SICHERUNGEN  
PFST  
Resettable fuses  
Typical Time to Trip at 23 ˚C  
Axial leaded  
PTC-Fuses  
Type PFST  
Fully compatible with cur-  
rent industry standards  
10  
1
Weldable nickel terminals  
Very low internal resistance  
Available in lead-free  
version  
0.1  
Agency recognition:  
UL, CSA, TÜV  
0.01  
0.001  
50  
75  
100  
1
10  
100  
Fault current (A)  
Standard Style / Standard-Ausführung  
“S” Style  
0.5 X 4.0  
A
A
F
B
F
B
D
E
D
E
C
C
Terminal material: Quarter hard nickel  
Applications  
Typical Part Marking  
•
Rechargable battery pack  
protection  
Layout may vary ern  
•
Cellular phones  
Part identification  
Lot No (T=Taiwan)  
Manufacturer’s  
Trademark /  
ST120  
6180T  
Date Code (Last  
Digit of Year and  
Julian Date)  
Environmental Characteristics  
Operating/Storage Temperature / Einsatz/Lagertemp.  
–40 °C to +85 °C  
Maximum Device Surface Temperature in Tripped State / 125°C  
Passive Aging / passive Alterung  
Humidity Aging / Feuchtigkeitsalterung  
Thermal Shock *) Thermischer Schock  
Vibration  
+85 °C, 1000 hours / Std.  
+85 °C, 85% R.H. 1000 hours / Std. ±5% typ. resist. change  
+85 °C/–40 °C 10 times / Zyklen  
MIL-STD-883C, Method 2007.1,  
Condition A  
±5% typ. resist. change  
±10% typ. resist. change  
No change  
*) MIL-STD-202F, Method 107G  
Test Procedures And Requirements For Model PFST Series  
Test / Test  
Test Conditions / Bedingungen  
Accept/Reject Criteria  
Visual/Mech. / visuell/mech.  
Resistance / Widerstand  
Time to Trip / Trip-Zeit  
Hold Current / Haltestrom  
Trip Cycle Life / Trip-Zyklen  
Verify dimensions and materials / Kontrolle Abmess./Mat. Per PF physical description  
In still air @ 23 °C / bei ruhiger Luft  
5 times Ihold, Vmax, 23 °C / unter spez. Strom  
30 min. at Ihold / bei Haltestrom  
Rmin ≤ R ≤ Rmax  
T ≤ max. time to trip (sec.)  
No trip  
Vmax, Imax, 100 cycles / Zyklen  
No arcing or burning  
No arcing or burning  
Trip Endurance / Zeit im Tripzustand Vmax, 48 hours / Stunden  
32  
www.schurter.com  
FUSES / SICHERUNGEN  
PFST  
Resettable fuses  
Electrical Characteristics  
Type / Typ  
Vmax  
Imax  
Ihold  
I
Initial  
Resistance /  
1 Hour (R1) Post-  
Trip Resistance /  
Max. Time  
to trip at 23 °C /  
Tripped Power  
Dissipation /  
trip  
Amperes /  
Ohms at 23 °C / Ohms at 23 °C /  
Seconds at 23 °C/  
Watts at 23 °C /  
Ampere at 23 °C  
V
A
Hold  
1.20  
1.20  
1.50  
1.75  
1.75  
2.00  
3.50  
4.20  
Trip  
2.7  
2.7  
3.00  
3.8  
3.8  
4.4  
6.3  
7.6  
min.  
max.  
0.160  
0.160  
0.09  
0.09  
0.09  
0.06  
0.031  
0.024  
R1 max.  
0.22  
0.22  
PFST.120  
PFST.120.S  
PFST.150  
PFST.175  
PFST.175.S  
PFST.200  
PFST.350  
PFST.420  
15  
15  
15  
15  
15  
30  
30  
30  
100  
100  
100  
100  
100  
100  
100  
100  
0.085  
0.085  
0.05  
0.05  
0.05  
0.03  
0.017  
0.012  
5.0  
5.0  
5.0  
4.0  
4.0  
4.0  
3.0*  
6.0*  
1.2  
1.2  
1.30  
1.5  
1.5  
1.90  
2.50  
2.90  
0.11  
0.120  
0.120  
0.080  
0.040  
0.040  
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  
Dimensions  
Type / Typ  
A
B
C
D
F
Material  
min.  
19.9  
19.9  
20.9  
20.9  
20.9  
21.3  
28.4  
30.6  
max.  
22.1  
22.1  
23.1  
23.1  
23.1  
23.4  
31.8  
32.4  
min.  
4.9  
4.9  
10.2  
4.9  
4.9  
10.2  
13.0  
13.0  
max.  
5.2  
5.2  
11.8  
5.2  
5.2  
11.0  
13.5  
13.5  
min.  
0.6  
0.6  
0.6  
0.6  
0.6  
0.5  
0.5  
0.5  
max.  
1.0  
1.0  
1.0  
1.0  
1.0  
1.1  
1.1  
1.1  
mn.  
5.5  
5.5  
4.1  
4.1  
4.1  
5.0  
6.3  
5.0  
max.  
min.  
3.9  
3.9  
4.8  
3.9  
3.9  
4.8  
6.0  
6.0  
max.  
PFST.120  
PFST.120.S  
PFST.150  
PFST.175  
PFST.175.S  
PFST.200  
PFST.350  
PFST.420  
7.5  
7.5  
5.5  
5.5  
5.5  
7.6  
8.9  
7.5  
4.1  
4.1  
5.5  
4.1  
4.1  
5.4  
6.6  
6.7  
nickel  
nickel  
nickel  
nickel  
nickel  
nickel  
nickel  
nickel  
Dimension  
How To Order  
PTC-Fuse  
PF  
ST . xxx . x  
Style  
ST = Axial Leaded “Strap” Component  
Hold Current, Ihold  
120-420 (1.20 mA - 4.20 A)  
Slotted Lead Option  
Thermal Derating Chart - Ihold (Amps)  
Ambient Operating Temperature  
Type / Typ  
–40 ˚C  
1.9  
1.9  
2.2  
2.5  
2.5  
3.2  
5.4  
6.4  
–20 ˚C  
1.7  
1.7  
2.0  
2.3  
2.3  
2.8  
4.8  
5.7  
0 ˚C  
1.5  
1.5  
1.8  
2.0  
2.0  
2.5  
4.3  
5.1  
23 ˚C  
1.2  
1.2  
1.5  
1.7  
1.7  
2.0  
3.5  
4.2  
40 ˚C  
50 ˚C  
0.9  
0.9  
1.1  
1.3  
1.3  
1.6  
2.8  
3.3  
60 ˚C  
70 ˚C  
0.7  
0.7  
0.9  
1.1  
1.1  
1.2  
2.2  
2.6  
85 ˚C  
PFST.120  
PFST.120.S  
PFST.150  
PFST.175  
PFST.175.S  
PFST.200  
PFST.350  
PFST.420  
1.0  
1.0  
1.3  
1.5  
1.5  
1.7  
3.0  
3.6  
0.8  
0.8  
1.0  
1.2  
1.2  
1.4  
2.5  
3.0  
0.5  
0.5  
0.7  
0.9  
0.9  
0.9  
1.7  
2.1  
33  
www.schurter.com  

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