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! Note ? 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 speci?cations. Therefore, please approve our product speci?cations or transact the approval sheet for product speci?cations before ordering.
NTC Thermistors
Temperature Sensor and Compensation 0805 (2012) Size
Chip NTC Thermistors have Ni barrier termination
and provide excellent solderability and offer high
stability in environment by unique inner construction.
R44E.pdf
Dec.17,2012
c Features
1. Excellent solderability and high stability in
environment
2. Excellent long time aging stability
3. High accuracy in resistance and B-constant
4. Flow / Re?ow soldering possible
0.2-0.7
2.0±0.2
Electrode
0.2-0.7
4
5. Same B-Constant in the same resistance in the three
sizes (0805 size / 0603 size / 0402 size)
Easy to use smaller size in the circuits
6. NCP series are recognized by UL/cUL.
(UL1434, File No.E137188)
c Applications
1. Temperature compensation for transistor, IC and
crystal oscillator in mobile communications
2. Temperature sensor for rechargeable batteries
3. Temperature compensation of LCD
4. Temperature compensation in general use of electric
circuits
(Ag System + Ni Plating + Sn Plating)
(in mm)
Resistance B-Constant
B-Constant
B-Constant
B-Constant
Permissive Operating Rated Electric Typical Dissipation
Part Number
(25°C)
(25-50°C)
(25-80°C)
(25-85°C)
(25-100°C)
Current (25°C)
Power (25°C)
Constant (25°C)
(ohm)
(K)
(Reference Value) (K) (Reference Value) (K) (Reference Value) (K)
(mA)
(mW)
(mW/°C)
NCP21XM221J03RA
NCP21XQ471J03RA
NCP21XQ102J03RA
NCP21XW222J03RA
NCP21XM472J03RA
NCP21XV103J03RA
NCP21XW153J03RA
NCP21XW223J03RA
NCP21WB333J03RA
NCP21WB473J03RA
NCP21WF104J03RA
220 ±5%
470 ±5%
1.0k ±5%
2.2k ±5%
4.7k ±5%
10k ±5%
15k ±5%
22k ±5%
33k ±5%
47k ±5%
100k ±5%
3500 ±3%
3650 ±3%
3650 ±3%
3950 ±3%
3500 ±3%
3900 ±3%
3950 ±3%
3950 ±3%
4050 ±3%
4050 ±3%
4250 ±3%
3539
3688
3688
3982
3539
3930
3982
3982
4101
4101
4303
3545
3693
3693
3987
3545
3934
3987
3987
4108
4108
4311
3560
3706
3706
3998
3560
3944
3998
3998
4131
4131
4334
3.00
2.00
1.40
0.90
0.65
0.44
0.36
0.30
0.24
0.20
0.14
200
200
200
200
200
200
200
200
200
200
200
2
2
2
2
2
2
2
2
2
2
2
Rated Electric Power shows the required electric power that causes Thermistor's temperature to rise to 125°C by self heating, at ambient temperature of 25 °C.
Operating Temperature Range: -40°C to +125°C
12
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