300144, 300145
Vishay Foil Resistors
FIGURE 3 - POWER DERATING CURVE
FIGURE 4 - TYPICAL RESISTANCE/
TEMPERATURE CURVE
300144, 300145
- 55 °C
+ 70 °C
100 %
75 %
50 %
25 %
0
Rated Power
+ 150
+ 100
+ 50
Δ
R
0
R
(ppm)
- 50
- 100
- 150
- 200
Recommended
operation for
< 150 ppm ΔR
2 ppm/°C
Δ
after 2000 h
load life
- 55 - 50 - 25
0
+ 25
+ 50
+ 75 + 100 + 125
Ambient Temperature (°C)
- 75 - 50 - 25
0
+ 25 + 50 + 75 + 100 + 125 + 150 + 175 + 200
Ambient Temperature (°C)
Note: Power is divided proportionally between the 2 values
TABLE 2 - GLOBAL PART NUMBER INFORMATION (1)
NEW GLOBAL PART NUMBER: Y0006V0058QT9L (preferred part number format)
DENOTES PRECISION
VCODE
TOLERANCE MATCH
PACKAGING
Y
RESISTANCE
VALUE CODE
V = 0.005 %
T = 0.01 %
Q = 0.02 %
A = 0.05 %
B = 0.1 %
D = 0.5 %
F = 1.0 %
L = bulk pack
Y
0
0
0
6
V
0
0
5
8
Q
T
9
L
PRODUCT CODE
RESISTANCE TOLERANCE
CHARACTERISTICS
0006 = 300144
0035 = 300145
V = ± 0.005 %
T = ± 0.01 %
Q = ± 0.02 %
A = ± 0.05 %
B = ± 0.1 %
D = ± 0.5 %
F = ± 1.0 %
0 = standard
9 = lead (Pb)-free
1 to 999 = custom
FOR EXAMPLE: ABOVE GLOBAL ORDER Y0006 V0058 Q T 9 L:
TYPE: 300144
VALUES: 2K/20K
ABSOLUTE TOLERANCE: ± 0.02 %
TOLERANCE MATCH: 0.01 %
TERMINATION: lead (Pb)-free
PACKAGING: bulk pack
HISTORICAL PART NUMBER: 300144T 2K/20K TCR2 Q T B (will continue to be used)
300144
T
2K/20K
TCR2
Q
T
B
TCR
ABSOLUTE
TOLERANCE
TOLERANCE
MODEL
TERMINATION
OHMIC VALUE
PACKAGING
CHARACTERISTIC
MATCH
300144
300145
T = lead (Pb)-free
R1 = 2 k
V = ± 0.005 %
T = ± 0.01 %
Q = ± 0.02 %
A = ± 0.05 %
B = ± 0.1 %
D = ± 0.5 %
F = ± 1.0 %
V = 0.005 %
T = 0.01 %
Q = 0.02 %
A = 0.05 %
B = 0.1 %
D = 0.5 %
F = 1.0 %
B = bulk pack
None = tin/lead alloy
R2 = 20 k
(2)
R3
(2)
R4
Notes
(1) For non-standard requests, please contact application engineering
(2) For 300145 please specify the resistance value for each resistor even if all values are equal
Document Number: 63045
Revision: 16-Sep-13
For any questions, contact: foil@vishaypg.com
www.vishayfoilresistors.com
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