PRF21BB471QB5RA Murata, PRF21BB471QB5RA Datasheet - Page 33

• Manufacturer Part Number: PRF21BB471QB5RA
• Description: Thermistors - PTC 470 Ohm 50% 32volts
• Manufacturer: Murata
• Type: PTCr

Specifications of PRF21BB471QB5RA

• Resistance: 470 Ohms
• Tolerance: 50 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 20 C to + 130 C
• Dimensions: 1.25 mm W x 2 mm L x 0.9 mm H
• Voltage: 32 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

!Note
Protective Threshold Current Range
Operating Time (Typical Curve)
Continued from the preceding page.
• 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 review our product specifications or consult the approval sheet for product specifications before ordering.
300
200
100
500
400
300
200
100
0
0
100
100
0.1
0.1
10
10
1
1
0.01
0.1
-20
-20
Hold current
Hold current
PTGL09AS7R6K6B51B0
PTGL07AS150K6B51B0
PTGL04AS560K6B51B0
PTGL07AS150K6B51B0
0
0
Protective threshold
Protective threshold
Ambient Temperature ( C)
Ambient Temperature ( C)
Overcurrent (A)
Overcurrent (A)
20
20
0.1
- 30 C
- 10 C
1
25 C
60 C
85 C
current
current
Ambient Temp.
Trip current
40
40
Trip current
- 30 C
- 10 C
25 C
60 C
85 C
Ambient Temp.
60
60
1
10
80
80
700
600
500
400
300
200
100
400
300
200
100
0
0
100
100
0.1
0.1
10
10
1
1
0.1
0.1
-20
-20
Hold current
Hold current
PTGL12AS4R7K6B51B0
PTGL09AS120K6B51B0
PTGL05AS270K6B51B0
PTGL09AS120K6B51B0
0
0
Protective threshold
Protective threshold
Ambient Temperature ( C)
Ambient Temperature ( C)
- 30 C
- 10 C
25 C
60 C
85 C
Overcurrent (A)
Overcurrent (A)
20
20
1
1
Ambient Temp.
- 30 C
- 10 C
25 C
60 C
85 C
Continued on the following page.
current
current
Ambient Temp.
40
40
Trip current
Trip current
60
60
10
10
80
80
31
Apr.25,2011
R90E.pdf
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