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PRF21BA471QB5RA

PRF21BA471QB5RA

PRF21BA471QB5RA

Murata Electronics

POSISTOR® PRF18/21 Series PTC THERMISTOR 470Ohm 50% OVERLOAD PROTECTION -20°C~140°C 2-Pin Surface Mount WRAPAROUND Tape & Reel (TR) 0805 (2012 Metric)

SOT-23

PRF21BA471QB5RA Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 13 Weeks
Mount PCB, Surface Mount
Mounting Type Surface Mount
Package / Case 0805 (2012 Metric)
Terminal Shape WRAPAROUND
Number of Pins 2
Operating Temperature -20°C~140°C
Packaging Tape & Reel (TR)
Series POSISTOR® PRF18/21
Tolerance 50%
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 2
Termination SMD/SMT
ECCN Code EAR99
Resistance 470Ohm
HTS Code 8533.40.80.70
Packing Method TAPE, EMBOSSED
Depth 1.25mm
Resistor Type PTC THERMISTOR
Current Rating 100μA
Case Code (Metric) 2012
Case Code (Imperial) 0805
Voltage 32V
Terminal Placement DUAL ENDED
Resistance Tolerance ±50%
Thermistor Application OVERLOAD PROTECTION
Resistance @ 25°C 470Ohm
Height 900μm
Length 2mm
Width 1.25mm
Radiation Hardening No
RoHS Status ROHS3 Compliant
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $0.228120 $0.22812
10 $0.215208 $2.15208
100 $0.203026 $20.3026
500 $0.191534 $95.767
1000 $0.180692 $180.692
PRF21BA471QB5RA Product Details

PRF21BA471QB5RA Overview


In order to protect the PTC thermistors from damage, they are packaged in 0805 (2012 Metric) packages. The PTC thermistors are packaged in the Tape & Reel (TR) for safety reasons. There are 2 terminations on the PTC thermistor. In this thermistor, there are 2 pins. During normal operation, this thermistor supplies 32V voltage. For PTC thermistors, 100μA is the current.

PRF21BA471QB5RA Features


Moisture Sensitivity Level (MSL): 1 (Unlimited)
Package / Case: 0805 (2012 Metric)
Mount: PCB, Surface Mount
Resistance @ 25°C: 470Ohm
Terminal Shape: WRAPAROUND
2 Pins
Series: POSISTOR® PRF18/21
Operating Temperature: -20°C~140°C
Tolerance: 50%


PRF21BA471QB5RA Applications


There are a lot of Murata Electronics
PRF21BA471QB5RA PTC Thermistors applications.


  • Industrial control and appliances
  • Thermal compensation
  • Display backlights
  • Building automation
  • Thermal threshold detection
  • Motor control
  • Chargers
  • Thermal protection of winding in electric motors
  • Secondary protection of battery packs
  • Limit temperature monitoring

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