PRF18BD471QB1RB Murata, PRF18BD471QB1RB Datasheet - Page 3

• Manufacturer Part Number: PRF18BD471QB1RB
• Description: PTC THERMISTOR
• Manufacturer: Murata
• Series: PRF18r
• Type: PTCr

Specifications of PRF18BD471QB1RB

• Thermistor Type: PTC
• Resistance: 470ohm
• Thermistor Tolerance: ± 50%
• Operating Temperature Range: -20°C To +110°C
• Operating Voltage Range: 32VDC
• Thermistor Case Style: 0603
• No. Of Pins: 2
• Length/height, External: 1.6mm
• Tolerance: 50 %
• Termination Style: SMD/SMT
• Current Rating: 0.1 mAmp
• Dimensions: 0.80 mm W x 1.60 mm L
• Voltage: 32 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

!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
• 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.
sales representatives or product engineers before ordering.
PRF18AS471QB1RB
PRF18AR471QB1RB
PRF18BA471QB1RB
PRF18BB471QB1RB
PRF18BC471QB1RB
PRF18BD471QB1RB
PRF18BE471QB1RB
PRF18BF471QB1RB
PRF18BG471QB1RB
* Also available with tolerance 3 C
PRF18BA473QB1RB
Mounting Area
Parts
PRF18 Series Characteristics
Circuit Examples
Bimetal
Zener Diode
Part Number
Part Number
Dimensions
1.6 0.15
0.1-0.6
Characteristics
Characteristics
-
+
Transistor
Op. Amp.
Resistor
Diode
Parts
Total
10x10 = 100mm
AS
AR
BA
BB
BC
BD
BE
BG
BA
BF
Zener Diode
0.8 0.15
470 ohm 50%
Resistance
(at +25 C)
470k ohm 50%
0.8 0.15
2
(in mm)
UPS
Resistance
(at +25 C)
11
1
2
7
1
Low Current Consumption!
POSISTORr
POSISTORr
PRF
PRF
Sensing Temp. *
(at 4.7k ohm)
POSISTORr
125 5 C *
115 5 C *
105 5 C *
95 5 C *
85 5 C *
145
135
75 5 C
65 5 C
Transistor
Op. Amp.
Resistor
Parts
Total
5 C
5 C
6x6 = 36mm
POSISTORr
Rating (0603) - Lead Free Terminations Type and UL1434 (except BF, BG types)
Sensing Temp.
(at 4.7k ohm)
130 5 C
Electrode
Construction
Cross-sectional
Maximum
Voltage
32VDC
2
UPS
1
1
2
0
4
Nickel Barrier
Maximum
Maximum
Current
Voltage
32VDC
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
30mA
PTC
Ceramic
Operating Temp.
Operating Temp.
-20 to +140 C
-20 to +160
-20 to +150
-20 to +140
-20 to +130
-20 to +120
-20 to +110
-20 to +100
-20 to + 90
-20 to + 80
Sn Plating
C
C
C
C
C
C
C
C
C
R01E.pdf
06.1.25