NCP21XW472J03RA Murata, NCP21XW472J03RA Datasheet - Page 21

• Manufacturer Part Number: NCP21XW472J03RA
• Description: Thermistors - NTC 4.7K OHM 5%
• Manufacturer: Murata
• Type: NTCr
• Series: NCPr

Specifications of NCP21XW472J03RA

• Resistance: 4.7 KOhms
• Tolerance: 5 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 125 C
• Lead Spacing: 1 mm
• Power Rating: 200 mW
• Package / Case: 0805
• 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.
!Note
1. Mounting Position
2. Allowable Soldering Temperature and Time
(a) Solder within the temperature and time combinations,
(b) The excessive soldering conditions may cause
(c) In case of repeated soldering, the accumulated soldering
1
Notice (Soldering and Mounting)
Choose a mounting position that minimizes the stress
imposed on the chip during flexing or bending of the
board.
indicated by the slanted lines in the fllowing graphs.
dissolution of metallization or deterioration of solder-
wetting on the external electrode.
time should be within the range shown below figure. (For
example, Reflow peak temperature: 260 C, twice -> The
total accumulated soldering time at 260 C is within 30
seconds.)
NCP18/21 Series
Allowable Flow Soldering Temp. and Time
• 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 approve our product specifications or transact the approval sheet for product specifications before ordering.
280
270
260
250
240
230
220
210
0
for Temp. Sensor and Compensation Chip Type !Caution/Notice
Time (sec.)
10
20
30
Component Direction
Mounting Close to Board Separation Line
NCP03/15 Series
Allowable Reflow Soldering Temp. and Time
Allowable Reflow Soldering Temp. and Time
Perforation
Holes
280
270
260
250
240
230
220
280
270
260
250
240
230
220
210
0
0
A
10
10
Slit
20 30 40 50 60 70
B
20 30 40 50 60 70 80
Time (sec.)
Time (sec.)
D
C
Continued on the following page.
Keep this product on the
PC Board away from the
Separation Line.
Worst
80
90
A-C-B-D
Locate this
product
horizontal to the
direction in
which stress
acts.
100
110
90
Better
R44E.pdf
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10.2.22
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