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CERAMIC PTC THERMISTORS:GENERAL HEATING APPLICATIONS


MODEL NOMENCLATURE  
PH20A24014721
PH:
Heating thermistor
2:
Rated Voltage=220-240V
O:
Switching Temp=240C
A:
Rectangular shaped
240:
Length=24.0mm
147:
Width=14.7mm
21:
Thickness=2.1mm

UL RATING PARAMETERS
PTC
Shape
Rated
Volt.
(V)
Max
Volt.
(V)
Min
R25C
()
Max
Ir
(A)
Max
ISS
(A)
TSW

(C)
Max
TSURF
(C)
Rectangular
100-240
240
100
10
3
30-250
280
Disk
100-240
240
100
10
3
30-250
280
Ring
100-240
240
100
10
3
30-250
280



Available PTC dimensions (mm)
Rectangular
Disk
Ring
24.014.7t
5.0t
14.5ѣX4.3t
23.014.7t
6.0t
22.0ѣX13.4t
28.010.6t
7.0t
 
28.013.4t
8.0t
 
23.013.0t
9.4t
 
34.56.2t
10.0t
 
16.514.0t
12.0t
 
4.93.9t
13.4t
 
 
22.0t
 

SPECIAL THERMISTOR MODELS
Model No.
VR(V)
TSURF(C)
VW/S(V/min)
Dimension(mm)
Thermistor applications
PH2IB08000025
220
2005
480/3
X8.02.5
Heaters (HS21D3C01) for insect repellant
PH1GA05004016
120
1705
360/3
5.04.01.6
Heat source for re-settable thermostat
PA56A09809815
6
705
12/3
9.89.81.5
Heating buttons for flexible heating liner

Model No.
VR(V)
TSW(C)
R25J()
Dimension(mm)
Thermistor applications
PSDA3002R0N11
12
1305
230H
30.06.21.1
Sensor for detecting changes in liquid level
PBCB049300N26
240
1205
30030H
X4.92.6
Pre-heater (BPC300NH1)
for fluorescent lamp coil



When placing an order, please provide specification parameters as indicated in the standard model list.

Note 1:The table provides standard PTC thermistors currently in production.

Note 2:For thermistors of non-standard dimensions, please send specific inquiries to our sales department.

Note 3:Unit price for the standard unit is set according to the purchase volume. Please ask for direct quotations.
Non-standard unit quotations are usually provided after the fabrication of the prototype.


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