PRG18BB471MB1RB Murata, PRG18BB471MB1RB Datasheet - Page 68

• Manufacturer Part Number: PRG18BB471MB1RB
• Description: Thermistors - PTC 470 OHM 24V
• Manufacturer: Murata
• Type: PTCr
• Series: PRGr

Specifications of PRG18BB471MB1RB

• Resistance: 470 Ohms
• Tolerance: 20 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 10 C to + 60 C
• Current Rating: 60 mAmps
• Dimensions: 0.8 mm W x 1.6 mm L x 0.8 mm H
• Voltage: 24 V
• Package / Case: 0603
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

!Note
!Note
Resistance-Temperature Characteristics
Overheat Protection Circuit
Resistance-Temperature Characteristics Range (Ref. Only)
• Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this PDF catalog to prevent smoking and/or burning, etc.
This catalog has only typical specifications. Therefore, you are requested to approve our product specifications or to transact the approval sheet for product specifications before ordering.
10
10
10
10
4
3
2
20
10
10
10
10
PTH
1
4
3
2
20
0
PTF_04BH471Q2N34B0
0
R
R
1
2
20
Thermal
Connection
20
40
Temperature (˚C)
Temperature (˚C)
40
BH
BG
60
BF
BE
60
BD
BC
R
R
BB
E
L
80
80
100
100
120
120
Vcc
140
140
Example of Thermal Response Time
Overheat Sensing Circuit
Relation between resistance change and time after POSISTORr
PTFM04BE222Q2N34B0 is installed on the part heated at a constant
temperature of 90 C (3mm thick alminum sheet) is shown in the figure below.
PTH
10
10
10
10
100
4
3
2
20
80
60
40
20
0
Operating Time of POSISTORr
0
R
1
0
PTF_04BG471Q2N34B0
10
20
R
40
20
R
Temperature (˚C)
R
L1
E1
L2
Aluminum plate
T=90 C constant
60
PTFM04BE222Q2N34B0
POSISTORr
Screw
Time (sec.)
30
Continued on the following page.
80
40
R
100
E2
Load
R meter
50
120
Heater
R90E7.pdf 05.3.30
Vcc
140
60
67
10