LINEAR POSITIVE T-C CHIP THERMISTORS; RECTANGULAR TYPE
KAMAYA OHM
LTC1/10, 1/8
•
Features
1. Sizes available : 0805 and 1206.
2. Rated resistance and T.C.R. marked on chip surface.
3. Ideally suited for temperature compensation, temperature sensing
and controling, and circuit protection applications.
4. Stability Class : 5%
∆R/R(%)
•
Example of Typical
Characteristics
Temperature Characteristics and Linearity
40
30
20
10
0
4,500X10
-6
/°C
3,000X10
-6
/°C
1,000X10
-6
/°C
−10
−20
−30
−40
−40
−20
0
25
40
60
75
100
•
Dimensions
L
W
Ambient Temperature(°C)
Rated resistance and T.C.R. value are marked with 4-digit on the over coating.
e.g. 10E3... 10 : 1,000×10
-6
/°C
E3 : 1.5k ohm
Please contact KAMAYA for further information.
c
c
H
d
Style
LTC1/10
LTC1/8
Metric
2012
3216
d
Unit : mm
Inch
0805
1206
L
2.0±0.15
3.1±0.1
W
1.25
+0.10
–0.05
1.55±0.10
H
0.6±0.1
0.6±0.1
c
0.4
±0.2
0.45±0.20
d
0.3
+0.2
–0.1
0.3
+0.2
–0.1
*Unit weight/pc.
5mg
9mg
*Values for reference
•
Parts Number Description
Example
Style
LTC
1/8
30
102
J
B
Product Type
Rated Dissipation & Size
Code Rated Dissipation Metric Inch
1/10 0.1W
2012 0805
1/8
0.125W 3216 1206
Rated Resistance
E24 Series
e.g.:102=1k ohm
Tolerance on Rated Resistance
J
±5%
*Packaging
B Bulk (Loose Package)
TP Paper Tape
*Refer to Tape and Packaging
information on pages 34 and 35.
Temperature Coefficient of Resistance
Refer to Ratings Table on next page
e.g.: 30=3,000×10
-6
/°C
32
KAMAYA OHM
LINEAR POSITIVE T-C CHIP THERMISTORS; RECTANGULAR TYPE
LTC1/10, 1/8
•
Ratings
Temperature Coefficient of Resistance Resistance Temperature
10
-6
/°C
Coefficient Tolerance
Code
±100×10
-6
/°C
500
05
800
08
±150×10
-6
/°C
1,000
10
±15%
1,500
15
2,000
20
2,400
24
2,800
28
3,000
30
3,300
33
±10%
3,600
36
3,900
39
4,200
42
4,500
45
Rated Resistance Range
(Rated Dissipation at 70°C)
LTC1/10
(0.1W)
100 ohm∼ 5.1k ohm
100 ohm∼ 5.1k ohm
100 ohm∼ 5.1k ohm
100 ohm∼ 3.3k ohm
100 ohm∼ 3.3k ohm
100 ohm∼ 1.6k ohm
100 ohm∼ 3.3k ohm
100 ohm∼ 3.3k ohm
100 ohm∼ 3.3k ohm
51 ohm∼ 910 ohm
51 ohm∼ 560 ohm
33 ohm∼ 360 ohm
33 ohm∼ 100 ohm
LTC1/8
(0.125W)
100 ohm∼ 10k ohm
100 ohm∼ 10k ohm
100 ohm∼ 10k ohm
100 ohm∼ 4.7k ohm
100 ohm∼ 4.7k ohm
100 ohm∼ 2.2k ohm
100 ohm∼ 3.6k ohm
100 ohm∼ 3.6k ohm
100 ohm∼ 3.6k ohm
100 ohm∼ 1.2k ohm
51 ohm∼ 910 ohm
33 ohm∼ 470 ohm
33 ohm∼ 180 ohm
Tolerance on
Rated Resistance
Preferred Number
Series for
Resistors
Isolation
Voltage
V
Category Temperature
Range
°C
J(±5%)
E24 Series
100
−40∼+125
Note1. Rated Voltage = (Rated Disspation)×(Rated Resistance). (d.c. or a.c. r.m.s. Voltage)
Note2. Listed above will be made by order. Please contact KAMAYA for further information.
The derated values of dissipation for temperatures in excess of
70°C shall be indicated by the following Curve.
•
Climatic Category
40/125/56
Lower Category Temperature
Upper Category Temperature
−40°C
+125°C
Duration of the Damp heat, Steady-State Test 56 days
Percentage of the rated dissipation(%)
•
Derating Curve
100
Area of recommended operation
0
−40
70
125
•
Performance Characteristics
Description
Ambient Temperature(°C)
JIS C 5201-1 : 1998
Requirements
Clause 4.7
Test Methods
100Va.c.,60s
Voltage proof
Variation of resistance
with temperature
Overload
Solderability
Resistance to soldering
heat
Rapid change of
temperature
Climatic sequence
No breakdown or flashover
R≥1G ohm
See Ratings Table
∆R≤±(1%+0.05
ohm)
No visible damage, legible marking
In accordance with Clause 4.17.4.5
∆R≤±(1%+0.05
omh)
∆R≤±(1%+0.05
omh) No visible damage
∆R≤±(5%+0.1
omh) No visible damage
∆R≤±(5%+0.1
omh) No visible damage, legible marking
∆R≤±(5%+0.1
omh) No visible damage
∆R≤±(5%+0.1
omh) No visible damage
No visible damage
∆R≤±(1%+0.05
omh)
Measuring temperature :
+25°C/+75°C
Clause 4.13 The applied voltage shall be 2.5 times severe, 2s.
Clause 4.17 235°C, 2s
Clause 4.18 After immersion into the flux, the immersion into solder
shall be carried out in Solder bath at 260°C for 5s.
Clause 4.19 5 cycles between
−40°C
and
+85°C.
Clause 4.23 Dry/Damp heat(12+12h cycle), first cycle./
Cold/Damp heat(12+12h cycle), remaining
cycle./ D.C.Load.
Clause 4.24 40°C, 95%R.H., 56 days, test a) of Clause 4. 24. 2. 1
Clause 4.25.1 Rated voltage, 1.5h"ON", 0.5h"OFF",
70°C, 1,000h.
Clause 4.25.3 125°C, no-load, 1,000h.
Clause 4.32 5N, 10s
Clause 4.33 Amount of bend : 3 mm
Damp test, steady state
Endurance at 70°C
Endurance at the upper
category temperature
Adhesion
Bend strength of the
face plating
33
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