NTC CHIP THERMISTOR
The content of this specification may change without notification 10/25/07
Custom solutions are available.
FEATURES
SMD type NTC Chip Thermistor
Thinner than multilayer types
High precision and high stability
High accuracy in resistance and B constant
ISO/TS 16949:2002 Certified
HOW TO ORDER
NTC
05- 103-
J
3950
M
Packaging
M = tape/reel
B Value (K)
Refer to spec
Tolerance
F = ±1%
G = ±2%
H = ±3%
J = ±5%
K = ±10%
APPLICATIONS
Temperature compensation for transistor, IC Crystal
Oscillator of mobile communications equipment.
Temperature sensor for rechargeable batteries
Temperature compensation for LCD
Temperature compensation & sensing for car audio
equipment
Resistance at 25°C
102 = 1.0K ohm
103 = 10.0K ohm
Size
05 = 0402
16 = 0603
CONSTRUCTION
Series
NTC Chip Thermistor
DIMENSIONS (mm)
Size
0402
0603
L
1.0 ± 0.05
1.6 ± 0.1
W
0.5 ± 0.05
0.80 ± 0.10
C
0.2 ± 0.1
0.3 ± 0.2
d
0.25 ± 0.1
0.3 ± 0.2
T
0.35 ± 0.05
0.45 ± 0.1
ELECTRICAL CHARACTERISTICS
0402 Size
Zero Power
Resistance
Part Number
@ 25°C (Ω)
NTC05-102 3100M
1.0 K
NTC05-152 3100M
1.5 K
NTC05-202 3400M
2.0 K
NTC05-222 3400M
2.2 K
NTC05-332 3400M
3.3 K
NTC05-472 3435M
4.7 K
NTC05-502 3435M
5.0 K
NTC05-682 3435M
6.8 K
NTC05-103 3435M
10 K
NTC05-103 3950M
NTC05-223 3950M
22 K
NTC05-333 3950M
33 K
NTC05-473 3950M
47 K
NTC05-503 4000M
50 K
NTC05-104 4000M
100 K
B value
(K)
3100
3100
3400
3400
3400
3435
3435
3435
3435
3950
3950
3950
3950
4000
4000
Shared Characteristics
0402 & 0603
Resistance Tolerance:
±1%, ±2%, ±3%, ±5%, ±10%
0603 Size
Zero Power
Resistance
Part Number
@ 25°C (Ω)
NTC16-102 3100M
1.0 K
NTC16-152 3100M
1.5 K
NTC16-202 3400M
2.0 K
NTC16-222 3400M
2.2 K
NTC16-332 3400M
3.3 K
NTC16-472 3435M
4.7 K
NTC16-502 3435M
5.0 K
NTC16-682 3435M
6.8 K
NTC16-103 3435M
10 K
NTC16-103 3950M
NTC16-223 3950M
22 K
NTC16-333 3950M
33 K
NTC16-473 3950M
47 K
NTC16-503 4000M
50 K
NTC16-683 4000M
68 K
NTC16-104 4000M
100 K
NTC16-204 4000M
200 K
NTC16-224 4000M
220 K
B value
(K)
3100
3100
3400
3400
3400
3435
3435
3435
3435
3950
3950
3950
3950
4000
4000
4000
4000
4000
Tolerance of B value: ±3%
Rated Power @ 25°C
(mW/°C):
5
Typical Dissipation Constant
(mW/°C):
< 4
Operating Temperature Range:
-40°C ~ 125°C
PERFORMANCE
Item
Solderability
Resistance to Solder Heat
Damp Heat
Thermal Shock
High Temperature Storage
Life Test
Standard
IEC68-2-20
IEC68-2-20
IEC68-2-3
IEC68-2-14
IEC68-2-20
CNS5550
Requirement
> 90% of the terminal electrode shall
be covered with solder
No serious mechanical damage
∆R
< 3% (ref. to initial value)
No serious mechanical damage
∆R
< 3%
No serious mechanical damage
∆R
< 3%
No serious mechanical damage
∆R
< 3%
No serious mechanical damage
∆R
< 3%
Test Condition
Soldering Temp: 235±5°C
Soldering Time: 2±0.5 sec
Soldering Temperature: 260±5°C,
Soldering Time: 5±1 sec in solder pot
Test Temp. & Relative Humidity: 40±2°C, 90%~95% RH
Test Time: 1000±24 hrs
(settled at RT for 24 hrs before measuring)
Cycle: min/max temp ±5°C (30 min), 25±5°C (5 min)
Cycles Repeated: 100 times
Max Temp: ±2°C for 1000±2 hrs
(settled at RT for 24 hrs before measuring)
Max Temp ±5°C Loading Prated for 1000±24 hrs
(settled at RT for 24 hrs before measuring)
American Accurate Components, Inc.
188 Technology Drive, Unit H, Irvine, CA 92618
TEL: 949-453-9888 FAX: 949-453-8889
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