Ultra-Precision Resistor 1-2-3 Network
TCR, Resistance Range, Tolerance, Rated Power
SM
SLD
Type
Resistance
Range
Absolute Tracking Element ( )**
0±5 (X)
0±2.5 (Y)
See
Table 1
50 to 30k
TCR (ppm/°C)
-55°C to +125°C*
Resistance
Tolerance (%)
Absolute
±0.02 (Q)
±0.05 (A)
±0.1 (B)
±0.1 (B)
±0.5 (D)
±0.05 (A)
±0.1 (B)
Matching
±0.01 (T)
±0.02 (Q)
±0.05 (A)
±0.1 (B)
±0.05 (A)
±0.1 (B)
±0.02 (Q)
±0.05 (A)
±0.1 (B)
Rated Power
Package (W)
SM
0.3
at 125°C
50 to 100
SLD
DSCC Specification 87026
0±5 (X)
0±2.5 (Y)
See
Table 1
100 to 30k
0.25
at 70°C
Composition of Type Number
Symbols parenthesized are for type number composition.
*-25°C to +125°C for SLD type.
**Consult factory for resistance values composing network.
Table 1. TCR Tracking is Subject to Resistance Ratio
Resistance Ratio
Resistance Ratio=1
=
1<Resistance Ratio
<
10
10<Resistance Ratio
<
100
=
SM 1X 1 0 K 0 0 B A
SLD 2 X 1 K 0 0 0 1 0 K 0 0 B Q
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6
5
4
3
2
1
6
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Configuration
Frequency Characteristics
SM
20
)zHM(
001
k02
k01
k1
001
ycneuqerF
01
1
001
05
50.0±56.0
50.0±3.0
50.0±0.1
50.0±4.0
1±5
SLD
)%(
SLD
)zHM(
k1
001
001
k02
k01
ycneuqerF
01
1
)%(
051
051
001
05
50.0±56.0
52.0±45.2
52.0±45.2
.xam 3.0
2.0±6.2
5.0±5.7
DLS
5.0±5.7
5.0±2.2
3±01
epyT
2
W
W
T
F
d
T
F
L
a
b
c
t
d
t
T
1
L
SM
)C¡(
erutarepmeT tneibmA
061 041 021 001 08 06
07
521
051
MS
DLS
04
02
001
)%(
08
06
04
02
.xam 0.1
2.0±7.7
MS
2.0±1.8
2.0±8.7
L
epyT
1
W
W
1
L
5
T
1
W
F
4
L
L
F
c
b
a
W
W
3 2
2
R
1
R
2
R
1
R
=
=
:elpmaxE
:elpmaxE
TCR Tracking (ppm/°C)
±0.5
±1
±2
±3
1
100<Resistance Ratio
Power Derating Curve
egatnecreP rewoP detaR
2
W
)CD(R/)CA(R
)CD(R/)CA(R
Performance - SM
ALPHA Specification
R
Maximum Rated Operating Temperature
Working Temperature Range
Thermal Shock
Overload
Solderability
Resistance to Solvents
Low Temperature Storage and Operation
Terminal Strength
Dielectric Withstanding Voltage
Insulation Resistance
Resistance to Soldering Heat
Moisture Resistance
Shock
Vibration, High Frequency
Life
Storage Life
High Temperature Exposure
Current Noise
Voltage Coefficient
Thermal EMF
-65°C/30 min. +150°C/30 min., 5 cycles
Rated Voltage x 2.5, 5 sec.
245°C, 5 sec.
1 lsopropyl Alcohol + Mineral Spirits
2 Water + Butyl Cellosolve + Monoethanolamine
-65°C, No Load, 24 hrs. Rated Voltage, 45 min.
0.908kg (2 pounds), 10 sec.
Atmospheric: AC 300V, 1 min. Barometric: 8mmHg, AC200V, 1 min.
DC 500V, 2 min.
350°C, 3 sec.
+65°C to -10°C, 90% RH to 98% RH, Rated Voltage, 10 cycles (240 hrs.)
100G, 6ms, Sawtooth Wave, X, Y, Z, each 10 shocks
20G, 10Hz to 2,000Hz to 10Hz, 20 min., X, Y, Z, each 2.5 hrs.
125°C, Rated Power, 1.5 hrs. – ON, 0.5 hr. – OFF, 2,000 hrs.
15°C to 35°C, 15% RH to 75% RH, No Load, 10,000 hrs.
150°C, No Load, 2,000 hrs.
Ratio
ALPHA Typical Test Data
R
Ratio
Parameters
Test Condition
125°C
-65°C to +150°C
±0.02%
±0.01%
±0.02%
±0.01%
over 95% coverage
no damage
±0.05%
±0.02%
±0.02%
±0.02%
±0.01%
±0.01%
±0.005%
±0.0025%
±0.0025%
±0.001%
over 95% coverage
no damage
±0.0025%
±0.0025%
±0.0025%
±0.001%
±0.001%
±0.001%
over 10,000M
±0.02%
±0.01%
±0.05%
±0.02%
±0.01%
±0.02%
±0.05%
±0.005%
±0.05%
±0.005%
±0.01%
±0.02%
±0.0025%
±0.02%
over 10,000M
±0.0025%
±0.001%
±0.02%
±0.01%
±0.0025%
±0.0025%
±0.015%
±0.0025%
±0.015%
±0.001%
±0.001%
±0.005%
±0.0015%
±0.005%
-32dB
0.0005%/V
1.0 V/°C
-42dB
0.00003%/V
0.1 V/°C
Performance - SLD
ALPHA Specification
R
Maximum Rated Operating Temperature
Working Temperature Range
Thermal Cycling
Overload
Solderability
Resistance to Solvents
Low Temperature Operation
Terminal Strength
Dielectric Withstanding Voltage
Insulation Resistance
Resistance to Soldering Heat
Moisture Resistance
Shock
Vibration
Life (Rated Load)
Life (Moisture Load)
Storage Life
High Temperature Exposure
-25°C/30 min., Room Temperature/5 min., 125°C/30 min., 5 cycles
Rated Voltage x 2.5, 5 sec.
235°C, 2 sec.
lsopropyl Alcohol
-25°C, No Load, 2 hrs.
0.908kg (2 pounds), 10 sec.
Atmospheric: AC 300V, 1 min.
DC 100V, 1 min.
350°C, 3 sec.
+65°C to -10°C, 90% RH to 98% RH, Rated Voltage, 10 cycles (240 hrs.)
50G, 11ms, Half-Sine Wave, X, Y, Z, each 3 shocks
20G, 10Hz to 55Hz to 10Hz, 1 min., X, Y, Z, each 2 hrs.
70°C, Rated Power, 1.5 hrs. – ON, 0.5 hr. – OFF, 1,000 hrs.
40°C, 90% RH to 95% RH, Rated Power,
1.5 hrs. – ON, 0.5 hr. – OFF, 1,000 hrs.
15°C to 35°C, 15% RH to 75% RH, No Load, 10,000 hrs.
125°C, No Load, 1,000 hrs.
Ratio
ALPHA Typical Test Data
R
Ratio
Parameters
Test Condition
70°C
-25°C to +125°C
±0.05%
±0.01%
±0.05%
±0.01%
over 75% coverage
no damage
±0.05%
±0.05%
±0.03%
±0.03%
±0.1%
±0.03%
±0.03%
±0.1%
±0.05%
±0.02%
±0.05%
±0.01%
±0.01%
±0.01%
±0.01%
±0.05%
±0.01%
±0.01%
±0.05%
±0.01%
±0.01%
±0.01%
±0.01%
±0.005%
±0.0025%
±0.001%
over 75% coverage
no damage
±0.0025%
±0.0025%
±0.0025%
±0.0025%
±0.03%
±0.005%
±0.005%
±0.01%
±0.01%
±0.005%
±0.01%
±0.001%
±0.001%
±0.001%
±0.001%
±0.01%
±0.001%
±0.001%
±0.005%
±0.005%
±0.0025%
±0.005%
over 10,000M
over 10,000M
Example of Application
An application of type SM/SLD (input/feedback resistors for amplifiers) Because the input
and the feedback resistors are incorporated into one single element, amplification is not
affected by temperature range.
1
R
TUO
V
NI
V
2
R
1
R
2
R
21
