1285G100RK [VISHAY]
Bulk Metal® Foil Technology Precision Trimming Potentiometers 3/4; 散装Metal®箔技术精密微调电位3/4
| 型号： | 1285G100RK |
| 厂家： | 
VISHAY |
| 描述： | Bulk Metal® Foil Technology Precision Trimming Potentiometers 3/4 |
| 文件： | 总4页 (文件大小：123K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1280G, 1285G
Vishay Foil Resistors
Bulk Metal® Foil Technology
Precision Trimming Potentiometers
3/4" Rectilinear, 5 ꢀꢀm/ꢁ° and 15 ꢀꢀm/ꢁ° T°R
FEATURES
• Temperature coefficient of resistance (TCR):
(- 55 /C to + 125 /C ref. at + 25 /C)
RoHS
-
-
15 ppmꢀ/C (model 1280G);
5 ppmꢀ/C (model 1285G)3);
COMPLIANT
- through the wiper 50 ppmꢀ/C
• Load life stability: 0.5 % maximum ΔR under full rated
power at + 25 /C for 2000 h
• Electrostatic discharge: above 25 000 V
• Settability: 0.05 % typical; 0.1 % maximum
• Setting stability: 0.1 % typical; 0.5 % maximum, ΔSS
• Power rating: 0.75 W at + 25 /C
TABLE 1 - 1280G AND 1285G SERIES
ELECTRICAL SPECIFICATIONS
Model 1280G 10 %1)
Resistance Tolerance
Model 1285G 5 %
Resistance Range
T°R Model 1280G
10 Ω to 20 kΩ
• Resistance range: 10 Ω to 20 kΩ
15 ppmꢀ/C (- 55 /C to + 25 /C)
15 ppmꢀ/C (+ 25 /C to + 125 /C)
• Resistance tolerance: 10 %, 5 %
• Backlash: < 0.05 %
5 ppmꢀ/C (- 55 /C to + 25 /C)
5 ppmꢀ/C (+ 25 /C to + 125 /C)
T°R Model 1285G3)
• Tap test: 0.05 % typical; 0.1 % maximum
0.75 W at + 25 /C derated linearly
to 0 W at + 125 /C (see Fig. 2)
• “O”-ring prevents ingress of fluids during any board
cleaning operation
Power
Settability
0.05 % typical; 0.1 % maximum
• Termination: gold plated
0.1 % typical; 0.5 % maximum,
ΔSS
Setting Stability
Roll-on, Roll-off
Load Life Stability
0.25 % typical; 1.0 % maximum
TABLE 3 - 1280G AND 1285G SERIES
MECHANICAL SPECIFICATIONS
0.5 % ΔR after 2000 h under full rated
power at + 25 /C
Adjustment Turns
Backlash
Stoꢀs
26 2 turns
End Resistance
°.R.V.2)
2 Ω maximum
< 0.05 %
3 Ω typical; 10 Ω maximum
clutch, wiper idles
+ 85 /C water immersion
5 oz. in. maximum
1.5 grams maximum
Frequency
°haracteristics
Sealed
10 ns rise time at 1 k
Ω to 100 MHz
Torque
Notes
1. 5 % available on special order
Weight
2. The 1280G can be screened for low noise, if required
3. For model 1285G 10 Ω and 20 Ω TCR is 10 ppmꢀ/C
4. Panel mount available on special order
°onstruction
Case Material
Lead Screw
Wiper
Rider Block
Element
Valox®
Brass
Precious metal brush
Nylon
Bulk Metal® Foil
Gold plated phosphor bronze
TABLE 2 - STANDARD VALUE
10
Ω, 20
Ω, 50
Ω, 100 Ω, 200 Ω, 500 Ω
Lead Material
1K, 2K, 5K, 10K, 20K
Document Number: 63056
Revision: 07-Nov-07
For any questions, contact: foil@vishay.com
www.vishay.com
1
1280G, 1285G
Vishay Foil Resistors
Bulk Metal® Foil Technology
Precision Trimming Potentiometers
3ꢀ4" Rectilinear, 5 ppmꢀ/C and 15 ppmꢀ/C TCR
FIGURE 1 - 1280G/1285G SCHEMATIC AND DIMENSIONS in inches (millimeters)
0.060"
(1.52 mm) A
0.190"
(4.83 mm) B
0.750" (19.05 mm) C
0.110"
(2.79 mm) A
0.030"
(0.76 mm) A
0.270"
(6.86 mm) B
0.190"
(4.83 mm) B
0.010"
(0.25 mm) A
1
2
3
0.200"
(5.08 mm) B
0.050"
(1.27 mm) A
0.010"
(0.25 mm) A
0.039" (0.99 mm) A
0.020" (0.51 mm) A
0.200"
(5.08 mm) A
0.100"
(2.54 mm) B
0.125"
(3.18 mm) B
0.500" (12.70 mm) A
1
3
CW
2
0.030"
(0.76 mm) A
TOLERAN°ES
A = 0.005" (0.13 mm)
B = 0.010" (0.25 mm)
C = 0.015" (0.38 mm)
FIGURE 2 - POWER DERATING CURVE
- 55 ꢁ°
+ 25 ꢁ°
+ 100
+ 75
+ 50
+ 25
0
- 75
- 50
- 25
0
+ 25
+ 50
+ 75 + 100 + 125 + 150
Ambient Temꢀerature (ꢁ°)
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2
For any questions, contact: foil@vishay.com
Document Number: 63056
Revision: 07-Nov-07
1280G, 1285G
Vishay Foil Resistors
Bulk Metal® Foil Technology
Precision Trimming Potentiometers
3ꢀ4" Rectilinear, 5 ppmꢀ/C and 15 ppmꢀ/C TCR
TABLE 4 - GLOBAL PART NUMBER INFORMATION
NEW GLOBAL PART NUMBER: Y0056100R000K0L (ꢀreferred ꢀart number format)
DENOTES PRECISION
VALUE
AER*
Y
R = Ω
K = kΩ
0 = standard
1 - 999 = custom
Y
0
0
5
6
1
0
0
R
0
0
0
K
0
L
PRODUCT CODE
RESISTANCE TOLERANCE
PACKAGING
0056 = 1280G
0059 = 1285G
J = 5.0 %
K = 10.0 %
L = bulk pack
FOR EXAMPLE: ABOVE GLOBAL ORDER Y0056 100R000 K 0 L:
TYPE: 1280G
VALUES: 100.0 Ω
ABSOLUTE TOLERANCE: 10 %
TERMINATION: gold plated
PACKAGING: bulk pack
HISTORI°AL PART NUMBER: 1280G 100R K (will continue to be used)
1280G
100R
K
MODEL
VALUE
TOLERANCE
1280G
1285G
100R = 100 Ω
J = 5.0 %
K = 10.0 %
Note
* For non-standard requests or additional values, please contact application engineering.
Document Number: 63056
Revision: 07-Nov-07
For any questions, contact: foil@vishay.com
www.vishay.com
3
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
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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1
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