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!Note
R01E.pdf
06.1.25
Markets & Applications of Overheat Sensing
<Set PTC Used>
Power Supply
<Function of PRF>
Overheat Sensing of FET
<Competitive Device>
PRF
PC Server
Temperature Fuse
Overheat Sensing of Power Supply
Overheat Sensing for Inverter Module of Backlight
Overheat Sensing of FET
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LCD
AC Adapter
Overheat Sensing of Case
TV Game
DC-DC Converter
AC Adapter
AC Adapter
Dimmer
Overheat Sensing of FET
Overheat Sensing of FET
Temperature Fuse
Video Camera
Lighting
Overheat Sensing of PCB
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Overheat Sensing of Power Tr
Temperature Fuse
Power Supply
Car Audio
DC-DC Converter
AMP
Overheat Sensing of FET
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Overheat Sensing of Power Hybrid IC
Overheat Sensing of Case
NTC Thermistor
LCD
AMP
Overheat Sensing for Inverter of Backlight
Overheat Sensing of Power Hybrid IC
Overheat Sensing of Power Hybrid IC
Current Limitation & Overheat Sensing of Driver IC
Overheat Sensing of Driver IC
Audio
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Air Conditioner
DC Brushless Motor
DC Brushless Motor
DC Brushless Motor
Lamp
Refrigerator
PPC/Printer
Overheat Sensing of Driver IC
Copy Machine
Overheat Sensing of Lamp Starter Circuit
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PRG18/ 21 Series Chip POSISTORr for Overcurrent Prevention
Chip THERMISTORS prevent failure of apparatus due
to excess current.
1. 0603 and 0805 light weight
Load
2. High gain simplifies circuit design
3. Free of contact noise and problems
4. Pb free plated terminations.
5. Sturdy construction resists mechanical
vibration and shock.
PTC
PTC
PRG Series Characteristics
Ratings - Lead Free Terminations
Resistance
Part Number
Maximum
Voltage
Maximum
Current
Non-operating
Current (at +60°C)
Operating
Current (at -10°C)
(at +25°C)
PRG21BC0R2MM1RA
PRG21BC4R7MM1RA
PRG21BC6R8MM1RA
PRG21BB150MB1RK
PRG21BB220MB1RK
PRG18BB330MB1RB
PRG18BB470MB1RB
PRG18BB101MB1RB
PRG18BB221MB1RB
PRG18BB471MB1RB
0.20 ohm ±20%
4.7 ohm ±20%
6.8 ohm ±20%
15 ohm ±20%
22 ohm ±20%
33 ohm ±20%
47 ohm ±20%
100 ohm ±20%
220 ohm ±20%
470 ohm ±20%
6VDC
10A
5A
500mA
100mA
80mA
40mA
30mA
25mA
20mA
15mA
10mA
7mA
2000mA
400mA
320mA
140mA
110mA
85mA
20VDC
3.5A
1.6A
20VDC
1.1A
350mA
300mA
200mA
90mA
40mA
75mA
24VDC
55mA
35mA
25mA
MURATA [ muRata ]
