LA732ATTD182J1800 [KOA]
PTC Thermistor, 1800ohm, Surface Mount, CHIP, 0805, ROHS COMPLIANT;
| 型号： | LA732ATTD182J1800 |
| 厂家： | 
KOA SPEER ELECTRONICS, INC. |
| 描述： | PTC Thermistor, 1800ohm, Surface Mount, CHIP, 0805, ROHS COMPLIANT 温度传感 电阻器 |
| 文件： | 总2页 (文件大小：353K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
LA73
thick film linear positive tempco thermistor
EU
features
• Twenty-five specifiable temperature characteristics
• Marking: Black three-digit on orange body color
• Products with lead-free terminations meet EU RoHS
requirements. EU RoHS regulation is not intended for
Pb-glass contained in electrode, resistor element and glass.
dimensions and construction
L
Type
(Inch Size Code)
Dimensions inches (mm)
c
c
L
W
c
d
t
1J
(0603)
.063±.008 .031±.004 .012±.004 .012±.004 .018±.004
(1.6 0.2)
(0.8 0.1)
(0.3 0.1)
(0.3 0.1) (0.45 0.1)
W
d
.012 +.008
Solder
Plating
2A
.079±.008 .049±.004 .016±.008
-.004
.02±.004
(0.3 +0.2
)
(0805)
(2.0 0.2) (1.25 0.1) (0.4 0.2)
(0.5 0.1)
-0.1
Ni
Plating
t
.016 +.008
2B
(1206)
.126±.008 .063±.008 .02±.008
-.004 .024±.004
(0.4 +0.2
)
(3.2 0.2)
(1.6 0.2)
(0.5 0.3)
(0.6 0.1)
-0.1
Protective
Coating
Resistive Inner
Film
Electrode
Ceramic
Substrate
ordering information
New Part #
LA73
1J
T
TD
101
J
3300
Size
Code
Termination
Material
Resistance
Value
Type
Packaging
Tolerance
T.C.R.
1J: 0603
2A: 0805
2B: 1206
T: Sn
TD: 7" paper
2 significant
figures + 1
multiplier
J: ±5%
(5,000 pieces/reel)
(Other termination
styles available,
contact factory
for options)
For further information on packaging,
please refer to Appendix A.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/31/10
184
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
LA73
thick film linear positive tempco thermistor
applications and ratings
Thermal
Dissipation
Designation Constant
(mW/°C)
Resistance Range
E-12
Rated
Ambient Working
Temp. Voltage (V)
Max.
T.C.R.
(ppm/°C)
Max.
Part
T.C.R.
Tolerance
Resistance
Tolerance
LA731J
LA732A
LA732B
1KΩ - 10KΩ
680Ω - 6.8KΩ
470Ω - 4.7KΩ
470Ω - 3.9KΩ
330Ω - 2.7KΩ
330Ω - 2.7KΩ
220Ω - 1.8KΩ
220Ω - 1.2KΩ
100Ω - 1.2KΩ
100Ω - 390Ω
68Ω - 220Ω
1KΩ - 10KΩ
680Ω - 6.8KΩ
470Ω - 4.7KΩ
470Ω - 3.9KΩ
330Ω - 2.7KΩ
330Ω - 2.7KΩ
220Ω - 1.8KΩ
220Ω - 1.2KΩ
100Ω - 1.2KΩ
100Ω - 390Ω
68Ω - 220Ω
1KΩ - 10KΩ
680Ω - 6.8KΩ
470Ω - 4.7KΩ
470Ω - 3.9KΩ
330Ω - 2.7KΩ
330Ω - 2.7KΩ
220Ω - 1.8KΩ
220Ω - 1.2KΩ
100Ω - 1.2KΩ
100Ω - 390Ω
68Ω - 220Ω
1000
1200
1400
1600
1800
2000
2200
2400
2600
2800
3000
3300
3600
LA731J
LA732A
LA732B
7.6
8.2
9.0
25
±200ppm/°C
J: ±5%
50
50
+70°C
±10%
33Ω - 120Ω
33Ω - 120Ω
33Ω - 120Ω
Operating Temp. Range: -55°C - +125°C
22Ω - 82Ω
22Ω - 82Ω
22Ω - 82Ω
environmental applications
Derating Curve
Temperature Characteristics
100
40
3600ppm/°C
3000ppm/°C
2000ppm/°C
1000ppm/°C
30
80
20
10
60
40
0
-10
-20
-30
-40
20
0
-60 -40 -20
-55
0
20
40
60
80 100 120
125
140
-75 -50 -25
0
25
50
75 100 125
70
Ambient Temperature
Ambient Temperature
(°C)
(°C)
Approximate Expression for Resistance-Temperature Characteristics
(Values are not guaranteed but typical)
RT=R25 (C0+C1T+C2T2)
T.C.R.
C0
C1
C2
(x10-6/K)
1.1 x 10-7
4.1 x 10-7
1.7 x 10-7
RT: Resistance value at T°C
R25: Resistance value at 25°C
T: Ambient temperature (°C)
C0, C1, C2: Constants
3000
3300
3600
0.926
0.918
0.910
0.00294
0.00325
0.00359
Performance Characteristics
Requirement ∆ R ±(% + 0.1Ω)
Parameter
Resistance
Limit
Typical
Test Method
Within specified
tolerance
—
25°C
Within specified
T.C.R.
T.C.R.
—
+25°C/+75°C
Overload (Short time)
Resistance to Solder Heat
Rapid Change of Temperature
Moisture Resistance
±1.0%
±1.0%
±1.0%
±3.0%
±3.0%
±0.5%
±0.5%
±0.5%
±1.5%
±1.5%
Rated voltage x 2.5 or maximum working volume x 2 for 5 seconds, whichever is lower
260°C ± 5°C, 10 seconds ± 1 second
-55°C (30 minutes)/ +125°C (30 minutes), 100 cycles
40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
Endurance at 70°C
Confirming resistance drift is recommended since this product has a tendency to have bigger resistance change than general flat chip over 70°C.
Please pay attention not to be applied ESD, it may cause of resistance change.
Actual Value (Out of Guarantee)
Test Items
Reference
Test Method
High Temperature Exposure
ESD
±3.0%
300V
125°C, 1000 hours
Human model, 100 pF 1.5 kΩ
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/16/11
185
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
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