VSMP Series (0603, 0805, 1206, 1506, 2010, 2018, 2512) (Z-Foil)
Vishay Foil Resistors
FIGURE 2 - TRIMMING TO VALUES ?
(Conceptual Illustration)
FIGURE 3 - TYPICAL RESISTANCE/
TEMPERATURE CURVE
+ 400
+ 300
+ 200
Δ R
- 100
Interloop Capacitance
Reduction in Series
Current Path
Before Trimming
+ 100
R 0
(ppm)
0.05 ppm/°C
Current Path
- 200
- 0.1 ppm/°C
0.1 ppm/°C
Mutual Inductance
Reduction due
to Change in
Current Direction
After Trimming
Trimming Process
Removes this Material
from Shorting Strip Area
Changing Current Path
and Increasing
Resistance
- 300
- 400
- 500
0.14 ppm/°C
- 0.16 ppm/°C 0.2 ppm/°C
- 55 - 25 0 + 25 + 60 + 75 + 100 + 125
Ambient Temperature (°C) and TCR Chord Slopes for
Different Temperature Ranges
Note: Foil shown in black, etched spaces in white
Note
? The TCR values for < 100 ? are influenced by the termination
composition and result in deviation from this curve
TABLE 2 - DIMENSIONS AND LAND PATTERN in Inches (Millimeters)
Date Code 2
Top View
L
Recommended Land Pattern
(Year/Week)
X
Footprint
T
W
Z
G
D
CHIP
SIZE
0603
0805
1206
1506
2010
2018
2512
L
± 0.005 (0.13)
0.063 (1.60)
0.080 (2.03)
0.126 (3.20)
0.150 (3.81)
0.198 (5.03)
0.204 (5.18)
0.249 (6.32)
W
± 0.005 (0.13)
0.032 (0.81)
0.050 (1.27)
0.062 (1.57)
0.062 (1.57)
0.097 (2.46)
0.184 (4.67)
0.127 (3.23)
THICKNESS
MAXIMUM
0.025 (0.64)
0.025 (0.64)
0.025 (0.64)
0.025 (0.64)
0.025 (0.64)
0.025 (0.64)
0.025 (0.64)
D
± 0.005 (0.13)
0.011 (0.28)
0.015 (0.38)
0.020 (0.51)
0.020 (0.51)
0.025 (0.64)
0.018 (0.46)
0.032 (0.81)
Z (1)
0.102 (2.59)
0.122 (3.10)
0.175 (4.45)
0.199 (5.05)
0.247 (6.27)
0.248 (6.3)
0.291 (7.39)
G (1)
0.031 (0.78)
0.028 (0.71)
0.059 (1.50)
0.083 (2.11)
0.115 (2.92)
0.146 (3.71)
0.150 (3.81)
X (1)
0.031(0.78)
0.050 (1.27)
0.071 (1.80)
0.071 (1.80)
0.103 (2.62)
0.184 (4.67)
0.127 (3.23)
Note
(1) Land Pattern Dimensions are per IPC-7351A
(2) The date code printing applies to all resistor sizes except for 0603
RESISTANCE
CHIP ? POWER WORKING
(mW)
VOLTAGE
SIZE
( ?? P ? R )
( ? )*
± 0.005 % at 50 mW ?
± 0.01 % at 100 mW
TABLE 3 - SPECIFICATIONS
RATED MAX.
RANGE
at + 70 °C
MAXIMUM
WEIGHT
(mg)
TABLE 4 - LOAD LIFE STABILITY ?
(+ 70 °C for 2000 h)
CHIP SIZE MAXIMUM ? R LIMITS
0603
0603
0805
1206
1506
2010
100
200
300
300
500
20 V
40 V
87 V
95 V
187 V
100 to 4K
5 ? to 8K
5 ? to 25K
5 ? to 30K
5 ? to 70K
3
6
11
12
27
0805
1206, 1506
2010
± 0.005 % at 100 mW ?
± 0.01 % at 200 mW
± 0.005 % at 150 mW ?
± 0.01 % at 300 mW
± 0.005 % at 200 mW ?
± 0.01 % at 500 mW
2018 750 122 V 5 ? to 20K 40
2512 750 220 V 5 ? to 125K 40
* For non standard values please contact VFR’s application
engineering using the e-mail addresses in the footer below.
2018
2512
± 0.005 % at 500 mW ?
± 0.01 % at 750 mW
± 0.005 % at 500 mW ?
± 0.01 % at 750 mW
www.vishayfoilresistors.com
2
For any questions, contact: foil@vishaypg.com
Document Number: 63060
Revision: 22-May-2012
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