PRF15 View Datasheet(PDF) - Murata Manufacturing
Part Name
Description
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PRF15 Datasheet PDF : 10 Pages
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!Note • This PDF catalog is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our
sales representatives or product engineers before ordering.
R01E.pdf
06.1.25 • This PDF 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.
PRF18 Series Characteristics
Part Number
Characteristics
PRF18AS471QB1RB
AS
PRF18AR471QB1RB
AR
PRF18BA471QB1RB
BA
PRF18BB471QB1RB
BB
PRF18BC471QB1RB
BC
PRF18BD471QB1RB
BD
PRF18BE471QB1RB
BE
PRF18BF471QB1RB
BF
PRF18BG471QB1RB
BG
* Also available with tolerance ±3°C
Resistance
(at +25°C)
Sensing Temp. *
(at 4.7k ohm)
Maximum
Voltage
Maximum
Current
Operating Temp.
470 ohm ±50%
145±5°C
135±5°C
125±5°C *
115±5°C *
105±5°C *
95±5°C *
85±5°C *
75±5°C
65±5°C
32VDC
30mA
-20 to +160°C
-20 to +150°C
-20 to +140°C
-20 to +130°C
-20 to +120°C
-20 to +110°C
-20 to +100°C
-20 to + 90°C
-20 to + 80°C
Rating (0603) - Lead Free Terminations Type and UL1434 (except BF, BG types)
New
Part Number
PRF18BA473QB1RB
Characteristics
BA
Resistance
(at +25°C)
Sensing Temp.
(at 4.7k ohm)
470k ohm ±50%
130±5°C
Low Current Consumption!
Maximum
Voltage
32VDC
Operating Temp.
-20 to +140°C
Dimensions
0.1-0.6
1.6±0.15
0.8±0.15
0.8±0.15
(in mm)
Electrode
Construction
Cross-sectional
PTC
Ceramic
Nickel Barrier
Sn Plating
Circuit Examples
Bimetal
Zener Diode
-
+
POSISTORr
PRF
POSISTORr
PRF
Mounting Area
Parts
Zener Diode
10x10 = 100mm2
Parts
UPS
Diode
1
Transistor
2
Resistor
7
Op. Amp.
1
Total
11
POSISTORr
6x6 = 36mm2
Parts
UPS
POSISTORr
1
Transistor
1
Resistor
2
Op. Amp.
0
Total
4
The POSISTORr has the
following advantages over
Bimetal devices.
1. Noise free
2. No contact problems
3. Low price
The POSISTORr has the
following additional advantages
over Zener Diodes.
1. Reduced numbers of parts
used in circuits
2. Reduced process costs of
mounting parts on PCBs
3. Reduces occupied space,
helping high density PCB
mounting
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