PRF21BB471QB5RA Murata, PRF21BB471QB5RA Datasheet - Page 86

• 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

12
!Note
This product is designed for application in an
ordinary environment (normal room temperature,
humidity and atmospheric pressure). Do not use under
the following conditions because all of these factors
can deteriorate the characteristics or cause product
failure and burn-out.
1. Corrosive gas or deoxidizing gas (Chlorine gas,
Be sure to provide an appropriate fail-safe function
on your product to prevent secondary damage that may be
caused by the abnormal function or the failure of our
product.
To keep solderability of product from declining,
following storage condition is recommended.
1. Storage condition:
2. Storage term:
PTGL Series
When the lead of this product is soldered, observe
the following points to avoid the decline of element
characteristics or break-down of the element.
1. Use rosin type flux or non-activated flux
2. Do not dip the body into flux (flux should be
3. Be sure that preheating does not melt the
PTFL/PTFM Series
1. PTFM Series is to be screwed beside the Power-
2. If PTFL Series is to be mounted with thermal cement,
3. Please bend the lead wire far from the root of the
84
!Caution/Notice
Hydrogen sulfide gas, Ammonia gas, Sulfuric acid
gas, Nitric oxide gas, etc.)
Temperature -10 to +40 degrees C
Humidity less than 75%RH (not dewing condition)
Use this product within 6 months after delivery
by first-in and first-out stocking system.
coated to lead wire only for soldering).
soldering of this product.
Transistor on the radiative plate.
the cement should not be of the Cyano Acrylate
family.
body and do not apply force to the lead wire of
the product.
!Caution (Storage and Operating Condition)
!Caution (Other)
Notice (Storage and Operating Condition)
Notice (Soldering and Mounting)
Notice (Soldering and Mounting)
• 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.
2. Volatile or flammable gas
3. Dusty conditions
4. Under vacuum, or under high or low pressure
5. Wet or humid conditions
6. Places with salt water, oils, chemical liquids or
7. Strong vibrations
8. Other places where similar hazardous conditions exist
3. Handling after unpacking:
4. Storage place:
4. When the lead of this product is soldered, observe
organic solvents
After unpacking, promptly reseal this product or
store it in a sealed container with a drying agent.
Do not store this product in corrosive gas
(Sulfuric acid, Chlorine, etc.) or in direct
sunlight.
the following points to avoid the decline of
element characteristics or break-down of the
element.
(1) Use rosin type flux or non-activated flux.
(2) Do not dip the body into flux.
(3) Be sure that preheating does not melt the
(Flux should be coated to lead wire only for
soldering.)
soldering of this product.
Apr.25,2011
R90E.pdf