RES 1.8K OHM 1/16W 0402 0.1% SMD

PCF0402R-1K8BT1

Manufacturer Part NumberPCF0402R-1K8BT1
DescriptionRES 1.8K OHM 1/16W 0402 0.1% SMD
ManufacturerTT Electronics/Welwyn
SeriesPCF
PCF0402R-1K8BT1 datasheet
 


Specifications of PCF0402R-1K8BT1

Featured ProductPCF Series Surface Mount ResistorsResistance (ohms)1.8K
Number Of Terminations2Package / Case0402 (1005 Metric)
Power (watts)0.063W, 1/16WCompositionMetal Film
Temperature Coefficient±25ppm/°CTolerance±0.1%
Size / Dimension0.039" L x 0.020" W (1.00mm x 0.50mm)Height0.016" (0.40mm)
Lead Free Status / RoHS StatusLead free / RoHS CompliantFeatures-
Other names985-1237-2  
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Precision Surface
Mount Resistors
PCF Series
Precision metal film technology
Extended ohmic range 1R - 3M
Precision to ±0.01% and 5ppm/°C
TCR grades 50, 25, 15, 10, 5ppm/°C
Passivated range for superior humidity performance
Load life stability and humidity to 0.05%
Electrical Data - Standard Range
TCR
Power
Type
(ppm/ºC)
(W)
50
PCF0201
0.031
25
50
25
PCF0402
15
0.063
10
5
50
25
PCF0603
15
0.063
10
5
50
25
PCF0805
15
0.1
10
5
50
25
PCF1206
15
0.125
10
5
50
25
PCF1210
15
0.2
10
5
50
25
PCF2010
15
0.25
10
5
50
25
PCF2512
15
0.5
10
5
* Standard values E24 or E96. Other values may be available by request.
Note 1: PCF0201 also available in 1% tolerance. Note 2: Higher values available on request.
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability.
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
© Welwyn Components Limited
Bedlington Northumberland NE22 7AA, UK
Telephone: +44 (0) 1670 822181 Facsimile: +44 (0) 1670 829465 Email: info@welwyn-tt.com Website: www.welwyn-tt.com
Limiting Element
Voltage (V)
0.5%
0.25%
1
49R9-33K
15
49R9-5K
1
10R-205K
25
-
2R-1M
50
-
1R-2M
100
-
1R–2M5
150
-
1R–2M5
150
-
1R–3M
150
-
1R–3M
150
-
Ohmic Value Range*
0.1%
0.05%
0.01%
-
-
49R9-33K
49R9-12K
49R9-5K
4R7-1M
-
4R7-332K
4R7-332K
24R9-100K
24R9-15K
4R7-2M
-
4R7-511K
4R7-511K
24R9-200K
24R9-30K
24R9-30K
2
4R7-2M5
-
4R7-511K
4R7-1M
24R9-500K
24R9-50K
24R9-50K
2
4R7-2M5
-
4R7-1M
4R7-1M
24R9-500K
24R9-50K
24R9-50K
2
4R7-3M
-
4R7-1M
4R7-1M
24R9-500K
24R9-100K
4R7-3M
-
4R7-1M
4R7-1M
24R9-500K
24R9-100K
A subsidiary of
TT electronics plc
03.11

PCF0402R-1K8BT1 Summary of contents

  • Page 1

    ... Precision Surface Mount Resistors PCF Series Precision metal film technology Extended ohmic range Precision to ±0.01% and 5ppm/°C TCR grades 50, 25, 15, 10, 5ppm/°C Passivated range for superior humidity performance Load life stability and humidity to 0.05% Electrical Data - Standard Range TCR ...

  • Page 2

    ... A thin-film material is selectively deposited on a 96% alumina substrate together with metallic contacts at each end of the resistor The unadjusted resistors are heat treated to give the required TCR and stability, then a precisely controlled laser trim process adjusts PCF2010P 0.25 25 the resistance value. Epoxy protection is applied and wrap-around terminations are added and plated with Nickel then Tin. Each 15 resistor is measured immediately before packing into tape ...

  • Page 3

    ... A thin-film material is selectively deposited on a 96% alumina substrate together with metallic contacts at each end of the resistor. The unadjusted resistors are heat treated to give the required TCR and stability, then a precisely controlled laser trim process adjusts the resistance value. Epoxy protection is applied and wrap-around terminations are added and plated with Nickel then Tin. Each resistor is measured immediately before packing into tape ...

  • Page 4

    ... PCF resistors themselves can operate at a maximum temperature of 125 C (see performance above) (155 C for High Power grades). For soldered resistors, the joint temperature should not exceed 110 C. This condition is met when the stated power levels are used. ...