Y0028291K000Q1L
| Model | Y0028291K000Q1L |
| Description | Fixed Resistor, Metal Foil, 1W, 291000ohm, 300V, 0.02% +/-Tol, -5,5ppm/Cel, |
| PDF file | Total 4 pages (File size: 428K) |
| Chip Manufacturer | VISHAY |
VTA52 through 56, VMTA55, VMTB60
Vishay Foil Resistors
FIGURE 2 - VTA/VMTA SERIES STANDARD PRINTING
A
Model Number
VTA52
C
TCR Designation
V4
FIGURE 3 - TRIMMING TO VALUES
(Conceptual Illustration)
Date Code
20
07
year week
VTA52V4
0720
VISHAY
Interloop Capacitance
Reduction in Series
Current Path
Before Trimming
Current Path
After Trimming
Trimming Process
Removes this Material
from Shorting Strip Area
Changing Current Path
and Increasing
Resistance
200K00
0.02 %
Resistance Value
200 kΩ
B
D
Tolerance
Mutual Inductance
Reduction due
to Change in
Current Direction
Note:
Foil shown in
black,
etched spaces in
white
TABLE 3 - VTA/VMTX DIMENSIONS
BODY
VISHAY
MODEL
VTA56
VTA55
VTA54
VTA53
VTA52
VMTA55
VMTB60
MIL
SIZE
INCH
RBR56
RBR55
RBR54
RBR53
RBR52
RNC55
RNC60
0.356
+ 0.005
-------------------
-
- 0.010
9.04
LENGTH (A)
mm
+ 0.13
----------------
- 0.25
DIAMETER (B)
INCH
0.260
0.260
0.260
0.375
0.375
0.120
0.160
+ 0.005
-------------------
-
- 0.015
+ 0.005
-------------------
-
- 0.010
+ 0.005
-------------------
-
- 0.010
± 0.015
± 0.015
+ 0.005
-------------------
-
- 0.010
± 0.005
6.60
6.60
6.60
9.53
9.53
3.05
4.06
mm
+ 0.13
----------------
- 0.38
+ 0.13
----------------
- 0.25
+ 0.13
----------------
- 0.25
± 0.38
± 0.38
+ 0.13
----------------
- 0.25
± 0.13
LENGTH (C)
INCH
1.5 Minimum
1.5 Minimum
1.5 Minimum
1.5 Minimum
1.35 Minimum
1.5 Minimum
1.5 Minimum
mm
38.10
38.10
38.10
38.10
34.29
38.10
38.10
LEAD
DIAMETER (D)
INCH
0.032
0.032
0.032
0.032
0.032
0.025
0.025
mm
0.81
0.81
0.81
0.81
0.81
0.64
0.64
0.500 ± 0.020
0.750
+ 0.020
-------------------
-
- 0.032
12.70 ± 0.51
19.05
+ 0.51
----------------
- 0.81
0.750 ± 0.020
1.000
+ 0.020
-------------------
-
- 0.032
19.05 ± 0.51
25.40
+ 0.51
----------------
- 0.81
0.270 ± 0.005
0.375 ± 0.005
6.86 ± 0.13
9.53 ± 0.13
FIGURE 4 - TEMPERATURE COEFFICIENT OF RESISTANCE
+ 400
+ 200
+ 100
+ 4 ppm/°C
ΔR
R
0
(ppm)
- 100
- 200
- 400
+ 140
- 4 ppm/°C
- 140
0
+ 25
+ 60
Temperature, °C
www.foilresistors.com
2
For any questions, contact:
foil@vishaypg.com
Document Number: 63011
Revision: 23-Mar-10
