WR426K12%RE [VISHAY]
Fixed Resistor, Metal Oxide Film, 2W, 26100ohm, 500V, 2% +/-Tol, -200,200ppm/Cel,;型号: | WR426K12%RE |
厂家: | VISHAY |
描述: | Fixed Resistor, Metal Oxide Film, 2W, 26100ohm, 500V, 2% +/-Tol, -200,200ppm/Cel, |
文件: | 总5页 (文件大小:125K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
WK/WR
Vishay Draloric
High Power Metal Oxide Leaded Resistors
FEATURES
• Rugged metal oxide film
• High power dissipation in small size (1 W/0207
size to 4 W/0922 size)
• High temperature coating (up to 200 °C),
non-flammable
• Lead (Pb)-free solder contacts
• Pure tin plating provides compatibility with lead (Pb)-free
and lead containing soldering processes
• Compliant to RoHS directive 2002/95/EC
STANDARD ELECTRICAL SPECIFICATIONS
RATED DISSIPATION LIMITING ELEMENT TEMPERATURE
TOLERANCE
%
RESISTANCE
RANGE
MODEL
SIZE
P70
VOLTAGE Umax.
V≅
COEFFICIENT
ppm/K
E-SERIES
W
WK2
WK2
WK2
WR4
0207
0207
0207
0414
1.0
1.0
1.0
2.0
500
500
500
500
50
1
4.7 Ω to 1 MΩ
E24, E96
2
5
1 Ω to 1 MΩ
0.22 Ω to 1 MΩ
E24, E48
E24
100
200
200
5
0.22 Ω to 1 MΩ
E24
2
5
1 Ω to 1 MΩ
0.33 Ω to 1 MΩ
E24, E48
E24
2
5
1 Ω to 100 kΩ
0.22 Ω to 560 kΩ
E24, E48
E24
WR5
WK8
0617
0922
3.0
4.0
750
750
200
200
2
5
1 Ω to 68 kΩ
0.22 Ω to 100 kΩ
E24, E48
E24
Notes
• Coating: Green
• Marking: WK2 and WR4 have color code marking. WR4 has no TCR band. WR5 and WK8 are printed marked.
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
W
WK2
1.0
WR4
2.0
WR5
3.0
WK8
4.0
Rated Dissipation, P70
Limiting Element Voltage, Umax.
Insulation Voltage, Uins (1 Min)
Thermal Resistance, Rth
Insulation Resistance
(1)
V≅
500
500
750
750
V
> 500
≤ 140
> 500
≤ 100
> 500
≤ 70
> 500
≤ 60
K/W
Ω
> 109
Category Temperature Range (2)
Failure Rate
°C
- 55 to + 200
< 1
10-8/h
g
Weight
0.2
0.7
1.5
3.5
Notes
(1) Rated Voltage P x R
(2) For values < 10R the upper limiting temperature is 155 °C. The power rating is correspondingly lower and can be calculated by Rth.
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Document Number: 20128
Revision: 03-Feb-10
WK/WR
High Power Metal Oxide Leaded Resistors
Vishay Draloric
PART NUMBER AND PRODUCT DESCRIPTION WK2-SERIES
PART NUMBER: WK202070C1001FD500
W
K
2
0
2
0
7
0
C
1
0
0
1
F
D
5
0
0
MODEL/SIZE
VARIANT
TCR
VALUE
TOLERANCE PACKAGING (1)
SPECIAL
WK20207
0 = Neutral
C = 50 ppm/K
B = 100 ppm/K
A = 200 ppm/K
3 digit value
F = 1 ꢀ
G = 2 ꢀ
J = 5 ꢀ
22 = A2
25 = A5
D5 = R5
Up to 2 digits
00 = Standard
1 digit multiplier
MULTIPLIER
7 = *10-3 2 = *102
8 = *10-2 3 = *103
9 = *10-1 4 = *104
0 = *100 5 = *105
1 = *101 6 = *106
PRODUCT DESCRIPTION: WK2 50 1K0 1 % R5
WK2
MODEL
WK2
50
1K0
1 %
R5
TCR
RESISTANCE VALUE
TOLERANCE
PACKAGING (1)
50 ppm/K
100 ppm/K
200 ppm/K
49K9 = 49.9 kΩ
50R1 = 50.1 Ω
1K0 = 1.0 kΩ
1 ꢀ
2 ꢀ
5 ꢀ
A2
A5
R5
PART NUMBER AND PRODUCT DESCRIPTION WK8-SERIES
PART NUMBER: WK80922001000J5C00
W
K
8
0
9
2
2
0
0
1
0
0
0
J
5
C
0
0
MODEL/SIZE
VARIANT
TCR
VALUE
TOLERANCE PACKAGING (1)
SPECIAL
WK80922
0 = Neutral
0 = Standard
3 digit value
G = 2 ꢀ
J = 5 ꢀ
5C = AC
G1 = R1
Up to 2 digits
00 = Standard
1 digit multiplier
MULTIPLIER
7 = *10-3 2 = *102
8 = *10-2 3 = *103
9 = *10-1 4 = *104
0 = *100 5 = *105
1 = *101
PRODUCT DESCRIPTION: WK8 100R 5 % AC
WK8
MODEL
WK8
100R
TCR
5 %
AC
TOLERANCE
PACKAGING (1)
100R = 100 Ω
47K = 47 kΩ
2 ꢀ
5 ꢀ
AC
R1
PART NUMBER AND PRODUCT DESCRIPTION WR-SERIES
PART NUMBER: WR404140A1001GFE00
W
R
4
0
4
1
4
0
A
1
0
0
1
G
F
E
0
0
MODEL/SIZE
VARIANT
TCR
VALUE
TOLERANCE PACKAGING (1)
SPECIAL
WR40414
WR50617
0 = Neutral
A = 200 ppm/K
3 digit value
G = 2 ꢀ
J = 5 ꢀ
41 = A1 G73
51 = A1 G77
FE = RE G73
GP = RP
Up to 2 digits
00 = Standard
1 digit multiplier
MULTIPLIER
7 = *10-3 2 = *102
8 = *10-2 3 = *103
9 = *10-1 4 = *104
0 = *100 5 = *105
1 = *101 6 = *106
PRODUCT DESCRIPTION: WR4 1K0 2 % RE
WR4
1K0
2 %
RE
PACKAGING (1)
A1 (G73) RE (G73)
MODEL
RESISTANCE VALUE
TOLERANCE
WR4
WR5
1K0 = 1.0 kΩ
2 ꢀ
5 ꢀ
51R0 = 51.0 Ω
A1 (G77) RP
Notes
(1) Please refer to table PACKAGING
• The PART NUMBER shown above is to facilitate the unified part numbering system for ordering products
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Document Number: 20128
Revision: 03-Feb-10
WK/WR
High Power Metal Oxide Leaded Resistors
Vishay Draloric
PACKAGING
REEL
BOX
CODE
MODEL
MIN. ORDER QTY
MIN. ORDER QTY
PIECES/REEL
CODE
PIECES/BOX
PACKAGING UNITS
PACKAGING UNITS
5000
2000
A5
A2
1
1
WK2
5000
R5
1
WR4
WR5
WK8
2500
1500
1000
RE
RP
R1
2
2
2
1000
1000
500
A1
A1
AC
2
2
2
DIMENSIONS
6 mm (1)
DIMENSIONS [in millimeters]
L1
L
D
MODEL
d
D
L
L1 max.
8.0
B
d
e
WK2
2.5 - 0.5 6.5 - 0.5
3.9 - 0.5 10.0 - 1.6
6.0 - 0.5 16.5 - 1.5
9.0 - 0.5 20.0 - 1.5
53
1
1
1
1
0.6
0.8
0.8
0.8
7.5
e
B
WR4
WR5
WK8
12.0
20.0
24.0
73
77
77
15.0
17.5
22.5
Notes
(1) 9 mm for WR5/WK8
• Taping in acc. with IEC 60286-1
• D and L measured in acc. with IEC 60294
• d according to IEC 60301
300
250
120
WK8
100
WR5
WR4
200
80
WK2
WR4
WR5
WK8
WK2
150
60
40
20
0
100
50
0
0
1.0
2.0
3.0
4.0
5.0
- 55
0
40
80 120 160 200 240 280 320 360
AMBIENT TEMPERATURE IN °
TEMPERATURE RISE
DERATING70
C
POWER IN W
103
103
WK 8
P
WK 8
P
WR 5
WR 4
WR 5
102
101
100
102
101
100
WR 4
WK 2
WK 2
Secondary Conditions:
Secondary Conditions:
a) Pϑ
b) ϑu ≤ 70 °C
a) P ≤ P70 (permissible constant
power at ϑu = 70 °C)
b) ϑu ≤ 70 °C
c) Ûmax. see diagram below
d) ~ 10R
c) Ûmax. see diagram below
d) ~ 10R
10-1
10-1
10-4
10
10-4
10
10-3
10-2
10-1
100
10-3
10-1
100
10-5
10-5
10-2
SQUARE PULSE [s]
ti
SQUARE PULSE [s]
ti
P
PULSE RATING
O
P
P70
≤
PULSE RATING
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Document Number: 20128
Revision: 03-Feb-10
WK/WR
High Power Metal Oxide Leaded Resistors
Vishay Draloric
Secondary Conditions:
–
a) Pmax. see diagram below
WR 5/WK8
b) See diagram below
c) ϑu ≤ 70 °C
2000
WR 4
WK 2
1000
0
10-4
10-3
10-2
10-1
100
10
10-5
SQUARE PULSE [s]
ti
MAX. PULSE VOLTAGE
10
1
130
WR4
120
110
WR5/WK8
WR5/WK8
100
90
0.1
0.01
WR4
10K
100K
1M
10M
1K
10K
100K
1M
10M
RESISTANCE VALUE IN Ω
RESISTANCE VALUE IN Ω
NON-LINEARITY
CURRENT NOISE
PERFORMANCE
REQUIREMENTS
TEST
CONDITIONS OF TEST
(ΔR MAX.) (1)
WK2 ≤ (5 ꢀ R + 0.1 Ω)
WK8 ≤ (2 ꢀ R + 0.1 Ω)
Rated Dissipation, P70
1000 h at 70 °C 1.5 h ON, 0.5 h OFF
1000 h at 200 °C without load
IEC 60115-1, 4.25.1
WR4, WR5 ≤ (5 ꢀ R + 0.1 Ω)
Endurance at UCT
IEC 60115-1, 4.25.3
WK2, WR4 ≤ (5 ꢀ R + 0.1 Ω)
WR5, WK8 ≤ (1 ꢀ R + 0.1 Ω)
Overload Test
Short time overload 5 s at 2.5 x rated voltage or ≤ twice the limiting
≤
≤
(0.25 ꢀ R + 0.05 Ω)
(0.25 ꢀ R + 0.05 Ω)
(0.5 ꢀ R + 0.1 Ω)
IEC 60115-1, 4.13
element voltage
Thermal Shock
IEC 60115-1, 4.19
Rapid change between upper and lower category temperature
Dry heat, damp heat cycle, cold, low air pressure
56 days; 40 °C; 90 ꢀ to 95 ꢀ RH; loaded with 0.01 P70
10 s at 260 °C solder bath temperature
Climatic Sequence
IEC 60115-1, 4.23
≤
≤
Damp Heat Steady State
IEC 60115-1, 4.24
(1.5 ꢀ R + 0.1 Ω)
Resistance to Soldering Heat
IEC 60115-1, 4.18
≤
≤
≤
(0.25 ꢀ R + 0.05 Ω)
(0.25 ꢀ R + 0.05 Ω)
(0.25 ꢀ R + 0.05 Ω)
Robustness of Terminations
IEC 60115-1, 4.16
Tensile, bending and torsion
Vibration
IEC 60115-1, 4.22
Frequency 10 Hz to 500 Hz; displacement 1.5 mm or
acceleration 10 g; three directions; 6 h
Note
(1) Limits for change of resistance at test
APPLICABLE SPECIFICATIONS
• EN140100, EN60115-1, IEC 60115-1
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Document Number: 20128
Revision: 03-Feb-10
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
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Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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