WCR0402-E24FI [ETC]
GENERAL PURPOSE SURFACE MOUNTED RESISTORS;
| 型号： | WCR0402-E24FI |
| 厂家： | 
ETC |
| 描述： | GENERAL PURPOSE SURFACE MOUNTED RESISTORS |
| 文件： | 总3页 (文件大小：424K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
General Purpose Surface
Mounted Resistors
WCR Series
·
·
·
·
·
Excellent reliability
Wide range of sizes and ohmic values
Wrap around terminations
Inner electrode protection
AEC-Q200 grade available
Electrical Data
0201
0402
0603
0805
1206
1210
2010
2512
0.05
0.063
0.1
0.125
0.25
1R0 to 10M
0.25
0.5
1.0
Power rating @ 70°C
Resistance range
watts
ohms 10R to 1M0 1R0 to 1M0
Limiting element votage
TCR*
Resistance Tolerance
Standard values
volts
ppm/°C
%
25
250
50
150
100
200
200
1
E24 or E96
-55 to 155
Ambient temperature range
Zero-ohm Jumper Chip Rating
°C
amps
0.5
1
1.5
2
Zero-ohm Jumper Chip Resistance milliohms
<50
* Notes – TCR for low values 1R to 10R: -400 to +600ppm/ºC, 11R to 100R: ±±00ppm/ºC
TCR for high values 3M3 to 10M: ±300ppm/º
Physical Data
Dimensions (mm)
L
T
C
A
W
Style
0201
0402
0603
0805
1206
1210
2010
2512
C
0.6 ± 0.03
1.0 ± 0.1
0.23 ± 0.03
0.35 ± 0.05
0.5 ± 0.15
0.12 ± 0.05
0.2 ± 0.1
0.25 ± 0.2
0.4 ± 0.2
0.15 ± 0.05
0.25 ± 0.1
0.25 ± 0.2
0.4 ± 0.2
0.3 ± 0.03
0.5 ± 0.05
0.8 ± 0.15
1.25+ 0.2 -0.1
1.6 + 0.1 -0.15
2.6 ± 0.15
2.5 ± 0.15
3.2 ± 0.15
T
1.6 ± 0.15
2.0 ± 0.2
A
0.5 + 0.15 -0.10
3.2 +0.1 -0.25
3.2 + 0.1 -0.2
5.0 ± 0.15
6.3 ± 0.15
0.55 +0.15 -0.1 0.5 + 0.2-0.25 0.5+ 0.2 -0.25
L
W
A
0.55 +0.15 -0.1
0.56 ± 0.15
0.5 ± 0.25
0.60 ± 0.25
0.60 ± 0.25
0.5 ± 0.2
0.60 ± 0.25
1.2 ± 0.85
Wrap-around terminations
(3 faces)
0.56 ± 0.15
Figure 1
Construction
Tin Plating
The chips have a high alumina substrate (96% minimum) with
Nickel Barrier
a ruthenium oxide resistance element and silver palladium,
Dipped Conductor
coat
nickel and tin plated terminations. A glazed protection
is applied to the resistive element (See Fig.1)
E
Protection
Glass Dielectric
Resistance Element
Terminations
Solderability
Silver
Palladium
The terminations meet the requirements of
IEC 115-1, Clause 4.17.3.2.
Strength
The terminations meet requirements of
IEC 68.2.21.
96% min Alumina Substrate
General Note
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
07.13
© TT electronics plc
General Purpose Surface
Mounted Resistors
WCR Series
Table 1
Marking
Resistance
value ohms
Noise
dB
All resistors are individually marked with 3 digits. The first two
digits are the significant figures and the third defines the
number of added zeros. Jumpers are marked 000. Types 0201
100R
-10
0
>100R, 10K
>10K, 100K
>100K, 1M0
>1M0
and 0402
have no marking.
+15
+20
+30
E96 1% components that can not be marked with 4 digits
will be marked with a standard 3 digit code. Details can be
supplied upon request.
Solvent Resistance
The protective epoxy lacquer and marking are resistant to all
normal industrial cleaning fluids suitable for printed circuits.
Performance Data
Maximum Change
0201
0402
0603
0805
1206
1210
2010
2512
R%
R%
Load: 1000 hrs at 70°C
10R-100K : 1
>100K : 2
4R7-100K : 1 1R-100K : 1 1R-100K : 1 1R-100K : 1 1R-100K : 1 1R-100K : 1 3% + 0.1R
>100K : 2
>100K : 2
>100K : 2
>100K : 2
>100K : 2
>100K : 2
Shelf life: 12 months at room temp.
Derate linearly to zero from 70°C
Short term overload (6.25 x rated power)
Max voltage
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
zero @ 125 °C
R%
volts
R%
2
50
3
2
100
3
2.5
100
3
2.5
200
3
2.5
400
3
2.5
400
3
2.5
400
3
5
400
3
Climatic
Climatic Catagory
55/125/56
1
Long term damp heat
Temperature rapid change
Resistance to solder heat
Vibration and bump
Noise
R%
R%
R%
R%
1
2.5
1
1
2.5
1
1
2.5
1
1
2.5
1
1
2.5
1
1
2.5
1
1
2.5
1
1
2.5
1
see table 1
> 1G
Insulation resistance
Voltage proof
ohms
volts
100
500
500
500
500
500
300
Packaging
All chips are tape mounted and supplied on standard 8mm
Chip Resistor Labstock For Designers
tape reel, as IEC publication 286-3.
WCR chip resistors are available in a special package of the most
180mm (7 inch) reel is standard
popular sizes containing 50 each of the E24 values.
250mm (10 inch) reel carrying double the standard quantity
Please contact the sales desk for full details of this excellent
can be supplied by agreement.
solution for designers and your prototype build requirements.
General Note
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
07.13
© TT electronics plc
General Purpose Surface
Mounted Resistors
WCR Series
Ordering Procedure
This product has two valid part numbers:
European (Welwyn) Part Number: WCR1206-10KFI (1206, 10 kilohms ±1%, Pb-free)
W
C
1
R
1
2
0
6
-
1
0
3
K
F
4
I
2
5
1
2
3
4
5
Type Size
Value1
Tolerance1
Grade / Packing
WCR 0201 E24 = 3 characters
0402 E96 = 4 characters
F = ±1%
I = Standard
A = AEC-Q200 grade2
0603
0805
1206
1210
2010
2512
R = ohms
K = kilohms
M = megohms
Both grades use standard
packing as follows:
0201
0402
20000/reel
10000/reel
0603, 0805,
1206, 1210
5000/reel
4000/reel
2010, 2512
Note 1: For zero ohm jumper chips use the dummy value & tolerance codeR005J
Note 2: AEC-Q200 grade on resistor chips is not available in 0201 size, and on zero ohm jumper chips it is
not available in 0201, 0402 or 2512 sizes
USA (IRC) Part Number: WCR-WCR1206LF-1002FPLT (1206, 10 kilohms ±1%, Pb-free)
W
C
1
R
-
W
C
2
R
1
2
0
6
L
F
1
0
0
2
F
6
P
L
7
T
3
4
5
1
2
3
4
5
6
7
Family Model Size Termination
Value
Tolerance
Packing
WCR WCR 0201 LF = Pb-free 3 digits + multiplier
F = ±1%
PLT = Paper Tape
0402
0603
0805
1206
1210
2010
2512
0201
0402
20000/reel
R = ohms for values
<100 ohms
10000/reel
5000/reel
4000/reel
0603, 0805,
1206, 1210
2010
ELT = Plastic Tape
2512
4000/reel
General Note
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
07.13
© TT electronics plc
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