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DC Voltage Current Source/Monitors

DC Voltage Current Source/Monitors

6240B
SMU capable of high-speed response pulse source, 5½-digit measurement and high-precision low-resistance measurement

6241A/6242
High-performance SMU capable of pulse source/measurement with a minimum pulse width of 50 μs

6247C/6247G
SMU capable of testing high-voltage devices by output voltage up to +250 V and output current up to ±320 mA

6243/6244　
SMU ideal for electronic circuit/component evaluation by flexible source and measurement

6253　
SMU best for evaluation of high-precision electronic components with 5½-digit source resolution and 6½-digit measurement resolution
LAN(Option)

4-Channel DC Voltage Current Source/Monitors

6540/6541
4-channel SMUs: system-use type and benchtop type

DC Voltage Current Sources

6166
6½-digit working standard suitable for calibration, high-accuracy and highly stable with bipolar output

6146/6156
Standard power source best used as calibrator and secondary battery simulator​​​​

Selection Guide

 SMU 6240B 6241A 6242
Number of digits for generation 4½
Output method Bipolar
Maximum output voltage ±15 V/1A ±32 V/0.5 A ±6 V/5 A
Minimum voltage resolution 10 μV
Maximum output current ±4 A/10 V (DC: ±1 A/15 V) ±0.5 A/32V ±5 A/6 V
Minimum current resulution 1 nA
Number of digits for measurement 5½
Accuracy (typical range) 0.02 %
Minimum measurement voltage resolution 1 μV
Minimum measurement current resulution 100 pA

Maximum measurement

resistnace / Minimum resolution

 0.75 GΩ/0.25 μΩ 1.6 GΩ/2 μΩ 304 MΩ/0.2 μΩ
Pulse application / Measurement Available
Minimum pulse width 50 μs
Interface USB, GPIB
  SMU 6247C/6247G 6243 6244
Number of digits for generation 4½
Output method Bipolar
Maximum output voltage +250 V, -15 V/320 mA ±110 V/0.5 A  ±20 V/4 A 
Minimum voltage resolution  100 μV 10 μV 
Maximum output current ±320 mA/＋250 V, -15 V ±2 A/32 V ±10 A/7 V
Minimum current resulution  100 pA 1 nA 10n A
Number of digits for measurement 5½
Accuracy (typical range) 0.02 % 0.03 %
Minimum measurement voltage resolution 10 μV 1 μV
Minimum measurement current resulution  10 pA 100 pA 1 nA

Maximum measurement

resistnace / Minimum resolution

  125 GΩ/30 μΩ N/A
Pulse application / Measurement Available
Minimum pulse width 50 μs 1 ms
Interface 6247C: USB, RS232
6247G: USB, GPIB		 GPIB
SMU 6253 6540  6541
Number of digits for generation 5½   4½ 
Output method Bipolar Bipolar
Maximum output voltage ±110 V/0.5 A ±10 V / 500 mA (1 A for 4 channels) 
Minimum voltage resolution 5 μV 100 μV 
Maximum output current ±2 A/32 V ±500 mA / 10 V (1 A for 4 channels) 
Minimum current resulution 50 pA  100 pA  
Number of digits for measurement 6½ 5½ 
Accuracy (typical range) 0.02 % 0.02 % 
Minimum measurement voltage resolution  100 nV 10 μV
Minimum measurement current resulution  1 pA 10 pA

Maximum measurement

resistnace / Minimum resolution

 550 GΩ/0.05 μΩ 5 GΩ/20 μΩ
Pulse application / Measurement Available Available
Minimum pulse width 25 μs 50 μs
 Interface

USB, GPIB,
LAN (option), RS232 (option)

USB port per channel

4 USB ports in total

Single USB port 

GPIB port (option)

LAN port (option)
 Working Standard  6166 6146 6156
Number of digits for generation  6½ 4½   5½
Maximum output voltage  ±1200 V / ±12 mA ±32 V / ±220 mA  
Minimum voltage resolution  10 nV  1 μV 100 nV
Maximum output current ±1200 V/12 mA ±32 V/220 mA
Minimum current resulution 1 nA 100 nA  10 nA
Voltage source accuracy (typical value) 0.0035 % 0.025 % 0.015%
Current source accuracy (typical value) 0.0055 % 0.03 % 0.02 %
Thermal EMF output function

-220 ℃ to +1820 ℃

(resolution: 0.1 ℃)

 N/A

-220 ℃ to +1820 ℃

(resolution: 0.1 ℃)
Settling time 1 s or less 10 ms
Output noise (typical range)  3 mVp-p 
Interface GPIB, USB,  BCD (factory option)
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