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LP731J Datasheet(PDF) 2 Page - KOA Speer Electronics, Inc.

No. de Pieza. LP731J
Descripción  thin film resistance thermal chip sensors
Descarga  2 Pages
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Fabricante  KOA [KOA Speer Electronics, Inc.]
Página de inicio  http://www.koaspeer.com
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LP731J Datasheet(HTML) 2 Page - KOA Speer Electronics, Inc.

   
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LP73
thin film resistance thermal chip sensors
Power
Rating
Rated
Ambient
Temp.
Operating
Temp.
Range
applications and ratings
Part
Designation
Resistance
Tolerance
T.C.R.
Tolerance
T.C.R.
(ppm/°C)
Max.
100
Ω -
1k
100
Ω -
2k
100
Ω -
10k
Resistance Range
E-24
LP731J LP732A LP732B
F: ±1%
G: ±2%
J: ±5%
±5%
3000
3300
3600
4000
4500
5000
0.016W
LP731J
0.031W
LP732A
0.063W
+70°C
LP732B
-55°C
to
+125°C
Performance Characteristics
Resistance
Within regulated
tolerance
T.C.R.
+25°C/+65°C
25°C
Within specified
T.C.R.
Overload
Rated voltage x 2.5 for 5 seconds
±0.5%
Resistance to Solder Heat
260°C ± 5°C, 10 seconds ± 1 second
Rapid Change
of Temperature
-55°C (30 minutes),+25°C (2-3 minutes), +125°C (30 minutes),
+25°C (2-3 minutes), 5 cycles
±0.5%
Endurance at 70°C
70°C ± 2°C, 1000 hours, 1.5 hours ON, 0.5 hours OFF cycle
Moisture Resistance
40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hours ON, 0.5 hours OFF cycle
±2.0%
Derating Curve
Temperature Characteristics
100
80
60
40
20
-60
-40
-20
0
406080100140
70
20
Ambient Temperature
(°C)
0
-55
120
125
60
30
0
-10
-50
-25
0
5075100125
Ambient Temperature
(°C)
-40
-75
4000ppm/°C
20
10
-20
-30
3600ppm/°C
3300ppm/°C
3000ppm/°C
25
50
40
4600ppm/°C
6000ppm/°C
PMS 300 neg.
Black neg.
Approximate Expression for Resistance-Temperature Characteristics
C1
C2
3000
3300
3600
0.930587
0.00265022
3.89831 x 10-6
4.00637 x 10-6
4.34173 x 10-6
0.924633
0.915818
C0
T.C.R.
(x10-6/K)
0.00292657
0.003232524
(Values are not guaranteed but typical)
RT=R25 (C0+C1T+C2T2)
RT: Resistance value at T°C
R25: Resistance value at 25°C
T: Ambient temperature (°C)
C0, C1, C2: Constants
environmental applications
Thermal
Time
Constant
(sec.)
Thermal
Dissipation
Constant
(mW/°C)
2
4
6.5
1.2
1.8
2.4
4000
4500
5000
0.907050
0.00361010
4.33462 x 10-6
6.05201 x 10-6
7.48048 x 10-6
0.897412
0.885114
0.00395222
0.00436780
±0.5%
±2.0%
+125°C, 1000 hours
High Temperature Exposure
––
––
––
±0.3%
±0.3%
±1.5%
±0.3%
±1.5%
8 (Reference)
Parameter
Requirement
∆ R
Limit
Typical
Test Method
153
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/20/08
1733 Reader's Spreads pg1-203:document
1/27/09
4:12 PM
Page 151


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