Document No
TNT-04OS001A
2007/12/11
1/7
Chip NTC Thermistor
Issued date
Page
1. Scope :
This specification applies for the Lead-Free NTC thermistor series of chip NTC thermistor made by TA-I.
2. Construction:
Over Coat
Conductor
Sn Plating
Ceramic Substrate
Thermistor Element
Ni Plating
3. Type Designation:
NT
04
J
T
103
3435
NTC
Thermistor
Size
04:0402(1005)
Tolerance
of
Resistance
at 25℃
F:±1.0%
G:±2.0%
H:±3.0%
J:±5.0%
K:±10.0%
Packaging
T: Paper Tape
Resistance
at 25℃
B Value
(K)
102:1KΩ
103:10KΩ
TA-I TECHNOLOGY CO., LTD
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2007/12/11
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Chip NTC Thermistor
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4. Dimensions:
Unit: mm
Type
(Inch Size code)
NT04 (0402)
Dimensions (mm)
L
1.00±0.05
W
0.50±0.05
C
0.20±0.10
d
0.25±0.10
t
0.35±0.05
5. Applications and ratings
Part
Designation
Zero Power
*Tolerance
Power
Typical
Typical
Resistance Tolerance of *B
25/85
value of B value **Zero power Rated at 25 Thermal Dissipation
Resistance
current at
at 25℃
Constant
℃
(K)
Time
(±%)
25℃ (mA)
(±%)
Constant (mW/℃)
(mW)
(KΩ)
(sec)
Operation
Temperature
range
(℃)
NT04□T102_2800
NT04□T152_2800
NT04□T202_2800
NT04□T222_2800
NT04□T332_3100
NT04□T472_3300
NT04□T502_3435
NT04□T682_3435
NT04□T103_3435
NT04□T223_3700
NT04□T333_3950
NT04□T473_3950
NT04□T503_4000
NT04□T683_4000
NT04□T104_4000
NT04□T224_4000
NT04□T474_4400
1
1.5
2.0
2.2
3.3
4.7
5.0
6.8
10
22
33
47
50
68
100
220
470
1、2、3、5、
10
2800
2800
2800
2800
3100
3300
3435
3435
3435
3700
3950
3950
4000
4000
4000
4000
4400
3
0.100
0.081
0.070
0.067
0.055
0.046
0.044
0.038
0.031
0.021
0.017
0.014
0.014
0.012
0.010
0.006
0.004
5
≦5
3.0
-40~125
Note*：1.□：Resistance Tolerance Code.
2.
B
25
85
=
)
R
85
1
−
1
298 . 15
358 . 15
25
ln(
R
R
25
=Resistance at 25℃
R
85
=Resistance at 85℃
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2007/12/11
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Chip NTC Thermistor
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6.Reliability Tests:
Items
Solderability
Resistance to
solder heat
Damp Heat
Standard
Requirements
Test Conditions
More than 95% of the terminal
IEC68-2-20 electrode Shall be covered with new
235±5℃,2±0.5sec
245℃±5℃, 2±0.5second (Lead Free)
solder.
IEC68-2-20
IEC68-2-3
1.No serious mechanical damage
2.ΔR≦ ±3%(ref. to initial value)
1.No serious mechanical damage
2.ΔR≦3%(ref. to initial value)
1.No serious mechanical damage
2.ΔR≦3%
260±5℃,5±1sec
1. 40
±2℃,
90%~95%RH, 1000 ± 24 hr
2. measuring resistance after sample kept
at room temp. for 24 hr
1.cycle : min. -40 ± 5℃ (30min )→25℃
±5
℃(5min) →max.
125± 5℃(30min)→25± 5
℃(5min)
2.the
cycles are repeated 100 times
1.Temp.: max. 125 ± 2℃
2.Time : 1000Hrs ± 2Hrs
measuring resistance after sample kept at
room temp. for 24 hr
1.Temp.:max 25± 5℃ Loading Zero power
current
2.Time : 1000Hrs ± 24Hrs
Let it sit at R.T, for 24Hrs then Measure
3mm deflection, duration 30 sec.
Thermal Shock IEC68-2-14
High Temp.
Storage
1.No serious mechanical damage
IEC68-2-20
2.ΔR≦5%
1.No serious mechanical damage
2.ΔR≦3%
Life Test
CNS5550
Robustness of
Termination JIS-C5202-6.1 1.ΔR≦3%
(Bending)
7. Marking
No marking for NT series
8.Taping & Reel
8.1.1 Taping Dimensions
8.1.2
2 mm pitch paper
TA-I TECHNOLOGY CO., LTD
Document No
TNT-04OS001A
2007/12/11
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Chip NTC Thermistor
Packing
Paper Tape
Type
NT04
A
0.7±0.05
Issued date
Page
B
1.2±0.05
W
8.0±0.2
F
3.5±0.05
E
1.75±0.1
P
1
2.0±0.1
P
2
2.0±0.05
P
0
4.0±0.1
D
0
+0.
1
ψ1.5
0
T
0.45±0.1
Package
Style
NT
Size
04
Paper Tape
2 mm pitch
180mm/R
10000
Unit: mm
8.2 Reel Specifications
Unit: mm
Series
NT06
ψA
178.0 ± 1.0
ψB
60.0 ± 1.0
ψC
13.0
±
1.0
W
9.0±1.0
T
11.5±2.0
TA-I TECHNOLOGY CO., LTD
Document No
TNT-04OS001A
2007/12/11
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Chip NTC Thermistor
Issued date
Page
8.3 Peel –off force :
top cover tape
10〜15∘
carrier tape
pull
300 mm/min
STANDARD : 0.1 ~ 0.7 N
9. Storage Conditions:
Temperature: 5℃~35℃, Humidity: 40%~75%
10. Shelf Life:
2 years from manufacturing date
11. Label
11.1 Manufacture Label :
Date Code Resistance
QTY:
Lot No:
5000 PCS
Tolerance Type
103
0086166K-
0008
0402
F
11.2
Customer Label:
Lead-Free Products
TA-I
TECH
Product Spec.
Customer No:
0402 5%(T) 1KΩ
105A702723
NT04JT102_2800
LEAD FREE
06.05.21
Date
Year Month
TA-I TECHNOLOGY CO., LTD
