300144Z, 300145Z (Z-Foil)
Ultra High Precision Z-Foil Voltage Divider Resistors with TCR
Tracking to 0.1 ppm/°C, Power Coefficient Tracking of 5 ppm
at Rated Power, and Tolerance Match to 0.005 % (50 ppm)
Vishay Foil Resistors
TABLE 2 - GLOBAL PART NUMBER INFORMATION
NEW GLOBAL PART NUMBER: Y1691V0058QT9L (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
1
6
9
1
V
0
0
5
8
Q
T
9
L
PRODUCT CODE
RESISTANCE TOLERANCE
AER*
1691 = 300144Z
1735 = 300145Z
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 - 999 = custom
FOR EXAMPLE: ABOVE GLOBAL ORDER Y1691 V0058 Q T 9 L:
TYPE: 300144Z
VALUES: 2K/20K
ABSOLUTE TOLERANCE: 0.02 %
TOLERANCE MATCH: 0.01 %
TERMINATION: lead (Pb)-free
PACKAGING: bulk pack
HISTORICAL PART NUMBER: 300144ZT 2K/20K TCR0.2 Q T B (will continue to be used)
300144Z
T
2K/20K
TCR0.2
Q
T
B
TCR
ABSOLUTE
TOLERANCE
TOLERANCE
MODEL
TERMINATION
OHMIC VALUE
PACKAGING
CHARACTERISTIC
MATCH
300144Z
300145Z
T = lead (Pb)-free
None = tin/lead alloy
R1 = 2 kΩ
R2 = 20 kΩ
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
Note
* For non-standard requests, please contact application engineering.
Document Number: 63115
Revision: 21-Nov-07
For any questions, contact: foil@vishay.com
www.vishay.com
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