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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 specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
NTC Thermistors
Temperature Sensor and Compensation 0603 (1608) Size
Chip NTC Thermistors' Ni barrier termination provides
excellent solderability and their unique construction
offers high stability in the application's environment.
c Features
1. Excellent solderability and high stability in the
3 application's environment
2. Excellent long-term stability
3. High accuracy in resistance and B-constant
4. Flow / Reflow soldering possible
5. Same B-Constant in the same resistance in the three
sizes (0805 size / 0603 size / 0402 size)
Downsize is easy for design.
6. NCP series are recognized by UL/cUL.
(UL1434, File No.E137188)
0.2-0.6
1.6±0.15
0.2-0.6
Electrode
(Ag System + Ni Plating + Sn Plating)
(in mm)
c Applications
1. Temperature compensation for transistors, ICs, and
crystal oscillators in mobile communications
2. Temperature sensor for rechargeable batteries
3. Temperature compensation of LCD
4. Temperature compensation in general use of electric
circuits
Part Number
Resistance B-Constant
B-Constant
B-Constant
B-Constant Permissible Operating Rated Electric Typical Dissipation
(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)
NCP18XF101p03RB
100 3250 ±3%
3282
3284
3296
3.10 100 1
NCP18XF151p03RB
150 3250 ±3%
3282
3284
3296
2.50 100 1
NCP18XM221p03RB 220 3500 ±3%
3539
3545
3560
2.10 100 1
NCP18XM331p03RB 330 3500 ±3%
3539
3545
3560
1.70 100 1
NCP18XQ471p03RB 470 3650 ±2%
3688
3693
3706
1.40 100 1
NCP18XQ681p03RB 680 3650 ±3%
3688
3693
3706
1.20 100 1
NCP18XQ102p03RB 1.0k 3650 ±2%
3688
3693
3706
1.00 100 1
NCP18XW152p03RB 1.5k 3950 ±3%
3982
3987
3998
0.81 100 1
NCP18XW222p03RB 2.2k 3950 ±3%
3982
3987
3998
0.67 100 1
NCP18XW332p03RB 3.3k 3950 ±3%
3982
3987
3998
0.55 100 1
NCP18XM472p03RB 4.7k 3500 ±2%
3539
3545
3560
0.46 100 1
NCP18XW472p03RB 4.7k 3950 ±3%
3982
3987
3998
0.46 100 1
NCP18XW682p03RB 6.8k 3950 ±3%
3982
3987
3998
0.38 100 1
NCP18XH103D03RB 10k ±0.5% 3380 ±0.7%
3428
3434
3455
0.31 100 1
NCP18XH103F03RB 10k ±1% 3380 ±1%
3428
3434
3455
0.31 100 1
NCP18XH103p03RB 10k 3380 ±1%
3428
3434
3455
0.31 100 1
NCP18XV103p03RB
10k 3900 ±3%
3930
3934
3944
0.31 100 1
NCP18XW153p03RB 15k 3950 ±3%
3982
3987
3998
0.25 100 1
NCP18XW223p03RB 22k 3950 ±3%
3982
3987
3998
0.21 100 1
NCP18WB333p03RB 33k 4050 ±3%
4101
4108
4131
0.17 100 1
NCP18WB473D03RB 47k ±0.5% 4030 ±0.5%
4101
4108
4131
0.14 100 1
NCP18WB473F10RB 47k ±1% 4050 ±1.5%
4101
4108
4131
0.14 100 1
NCP18WB473p03RB 47k 4050 ±2%
4101
4108
4131
0.14 100 1
NCP18WD683p03RB 68k 4150 ±3%
4201
4209
4232
0.12 100 1
NCP18WF104D03RB 100k ±0.5% 4200 ±0.5%
4255
4260
4282
0.10 100 1
NCP18WF104F12RB 100k ±1% 4200 ±1%
4255
4260
4282
0.10 100 1
Continued on the following page.
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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 specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
Continued from the preceding page.
Part Number
NCP18WF104p03RB
Resistance B-Constant
(25°C) (25-50°C)
(ohm)
(K)
100k 4250 ±2%
B-Constant
(25-80°C)
(Reference Value) (K)
4303
B-Constant
(25-85°C)
(Reference Value) (K)
4311
B-Constant
(25-100°C)
(Reference Value) (K)
4334
Permissible Operating Rated Electric Typical Dissipation
Current (25°C) Power (25°C) Constant (25°C)
(mA) (mW) (mW/°C)
0.10 100 1
NCP18WM154p03RB 150k 4500 ±3%
4571
4582
4614
0.08 100 1
NCP18WM224p03RB 220k 4500 ±3%
4571
4582
4614
0.06 100 1
NCP18WM474p03RB 470k 4500 ±3%
4571
4582
4614
0.04 100 1
p is filled with resistance tolerance codes (E: ±3%, J: ±5%).
Rated Electric Power shows the required electric power that the thermistor's temperature rise to 125°C by self-heating, at ambient temperature of 25 °C.
Operating Temperature Range: -40°C to +125°C
3
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