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PWC0805LF274RF

Description
Thick Film Resistors - SMD 0805 274 Ohms 1%
CategoryPassive components   
File Size592KB,4 Pages
ManufacturerTT Electronics plc
Websitehttp://www.ttelectronics.com/
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PWC0805LF274RF Overview

Thick Film Resistors - SMD 0805 274 Ohms 1%

PWC0805LF274RF Parametric

Parameter NameAttribute value
Product CategoryThick Film Resistors - SMD
ManufacturerTT Electronics plc
Case Code - in0805
Case Code - mm2012
PackagingReel
Package / Case0805 (2012 metric)
Factory Pack Quantity3000
Unit Weight0.000317 oz
Resistors
Pulse Withstanding
Chip
Withstanding
Pulse
Resistors
Chip Resistors
PWC Series
Welwyn Components
Excellent
PWC Series
pulse withstand performance
Improved working voltage
Excellent pulse withstand performance
Improved power
voltage
Improved working
rating
Standard chip sizes (0805 to 2512)
Improved power rating
Custom
designs available
Custom
designs available
Anti-sulphur version available
All Pb-free parts comply with EU Directive 2011/65/EU (RoHS2)
Electrical Data
Size
Power @70°C
Resistance range
Tolerance
LEV
TCR
Operating temperature
Thermal Impedance
Pad / trace area *
Values
Pulse Capability
W
ohms
%
V
ppm/°C
°C
°C/W
mm
2
302
30
220
40
160
50
75
150
PWC0603
0.125
PWC0805
0.25
PWC1206
0.33
0.5
1R0 to 10M
10R to 1M: 0.5, All values: 1, 5
200
-55 to +155
145
125
80
60
70
250
55
100
40
500
400
<10R:200
≥10R:100
500
PWC2010
0.75
1
PWC2512
1.5
2
E96 preferred - other values to special order
See graphs – full application note available on request
*Recommended minimum pad & adjacent trace area for each termination for rated power dissipation on FR4 PCB
Physical Data
Dimensions of PWC resistors are given below in mm and weight in g
L
0603
0805
1206
2010
2512
1.5±0.1
2.0±0.3
3.2±0.4
5.1±0.3
6.5±0.3
W
0.8±0.1
1.25±0.2
1.6±0.2
2.5±0.2
3.2±0.2
T max
0.55
0.6
0.7
0.8
0.8
A
0.3±0.15
0.3±0.15
0.4±0.2
0.6±0.3
0.6±0.3
B
0.6 min
0.9 min
1.7 min
3.0 min
4.4 min
C
0.3±0.15
0.3±0.1
0.4±0.15
0.6±0.25
0.6±0.25
Wt.
0.002
0.005
0.011
0.034
0.051
A
B
L
C
T
A
W
Wrap-around terminations
(3 faces)
Construction
Thick film resistor material, overglaze and organic protection
are screen printed on a 96% alumina substrate. Wrap-around
terminations have an electroplated nickel barrier and solder
coating, this ensures excellent ‘leach’ resistance properties
and solderability.
Note that anti-sulphur version parts below 100R are
produced in flip-chip format with the resistor element on
the underside.
Marking
Components are not marked. Reels are marked with type,
value, tolerance, date code and quantity.
Solvent Resistance
The body protection is resistant to all normal industrial
cleaning solvents suitable for printed circuits.
General Note
General Note
Welwyn Components reserves the right to make changes in product specification
or liability.
TT Electronics reserves the right to make changes in product specification without notice
without notice or liability.
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
A subsidiary of
TT electronics plc
http://www.ttelectronics.com/resistors
07. 08
05.17
© Welwyn Components Limited
· Bedlington, Northumberland NE22 7AA, UK
© TT Electronics plc
822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
Telephone: +44 (0) 1670
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