2606B System SourceMeter® SMU Instrument
Current Accuracy Specifications 3
Range
100 nA
1 µA
10 µA
100 µA
1 mA
10 mA
100 mA
1A
3A
Programming
Resolution
2 pA
20 pA
200 pA
2 nA
20 nA
200 nA
2 µA
20 µA
20 µA
Source
Accuracy
±(% reading + amperes)
0.06% + 100 pA
0.03% + 800 pA
0.03% + 5 nA
0.03% + 60 nA
0.03% + 300 nA
0.03% + 6 µA
0.03% + 30 µA
0.05% + 1.8 mA
0.06% + 4 mA
Typical Noise (peak to peak)
0.1 Hz to 10 Hz
5 pA
25 pA
60 pA
3 nA
6 nA
250 nA
600 nA
70 µA
150 µA
Display
Resolution
100 fA
1 pA
10 pA
100 pA
1 nA
10 nA
100 nA
1 µA
1 µA
Measure
Accuracy 5
± (% reading + amperes)
0.05% + 100 pA
0.025% + 500 pA
0.025% + 1.5 nA
0.02% + 25 nA
0.02% + 200 nA
0.02% + 2.5 µA
0.02% + 20 µA
0.03% + 1.5 mA
0.05% + 3.5 mA
Supplemental Characteristics
The following specifications are supplemental characteristics that provide additional information about
instrument functions and performance. These characteristics are nonwarranted specifications; they
describe the typical performance of the 2606B.
Additional Source Characteristics
Noise 10 Hz to 20 MHz
< 20 mV peak-peak, < 3 mV RMS, 6 V range
Minimum Programmable Pulse Width 6, 7
100 µs
Note: Minimum pulse width for settled source at a given I/V output and load can be longer than 100 ms.
Source value
6V
3A
Load
2Ω
2Ω
Source settling time
(% of range)
0.2%
0.2%
Minimum pulse width
150 µs
150 µs
Notes
3. For temperatures 0°C to 18°C and 28°C to 50°C, accuracy is degraded by ±(0.15 × accuracy specification)/°C.
5. Derate accuracy specification for NPLC setting <1 by increasing the error term. Add appropriate typical percent of reading term for resistive loads using the table below.
NPLC Setting 200 mV Range 2 V–200 V Ranges 100 nA Range
0.1
0.01%
0.01%
0.01%
0.01
0.08%
0.07%
0.1%
0.001
0.8%
0.6%
1%
6. Times measured from the start of pulse to the start off-time; see figure below.
Pulse Level
90%
1 μA–100 mA Ranges
0.01%
0.05%
0.5%
1 A–1.5 A Ranges
0.01%
0.05%
1.1%
Start ton
Start toff
Bias Level 10%
ton
toff
7. With source settling set to SETTLE_SMOOTH_100NA
10%
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