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Single-Channel PXIe Precision SMU

The single channel PXIe source measure module is an economical and efficient unit, which supports most of the PXIe chassis manufacturers, supports multi card synchronization, and can be integrated into the production test system to improve the test efficiency of the system and reduce the cost;And support Adaptive PFC.


  • High transmission rate

    Single channel standard pxie precision power supply
  • High range

    ±60 V、±3 A(direct)、±10 A(pulse)
  • High resolution

    The minimum measurement resolution can reach 100fA / 100nV
  • Easy to expand

    It is used in standard pxie chassis to easily realize multi-channel expansion

Functions and advantages

  • (5) function in one body

    Voltage source
    Current source
    Electronic load
  • 1、 Three quadrants as the source: the actual polarity of output V / I follows the source setting;
    2、 The four quadrants are loads: CC and CV cooperate. When the load is used, the polarity of the load setting is opposite to the source polarity;
  • Can test various equipment

  • Capture more measurement data

    ♦ 6.5-digit resolution: Enjoy best-in-class 6.5-digit sourcing and measurement resolution;
    ♦ 100 fA / 100 nV resolution: excellent sensitivity for setting and measuring;
    ♦ 1M points / second: provide high-speed measurement, and can quickly set / digitize the rate to any waveform generator / list scan;
  • Rich scanning function

  • DC I-V output capacity

  • Pulse I-V output capacity

Voltage Programming and Measurement specifications

Voltage accuracy
Range Programming resolution Accuracy (1 Year)
± (% reading+ offset)
Typical Noise(RMS)
0.1 Hz-10Hz
±60 V 10 μV 0.02%+3 mV 200 μV
±6 V 1 μV 0.02%+0.3 mV 60 μV
±0.6 V 100 nV 0.02%+50 μV 20 μV
Temperature coefficient ±(0.15 × accuracy)/°C (0℃-18℃,28℃-50℃)
Settling time <50μs (typical)
Overshoot <±0.1% (Typical.Normal.Step is 10 % to 90 % range, full range, resistive load)
Noise 10Hz-20MHz

6 V voltage source, 3A resistive load, <5 mVrms

Current Programming and Measurement specifications

Current accuracy
Range Programming resolution Accuracy (1 Year)
± (% reading+ offset)
Typical Noise(RMS)
0.1 Hz-10Hz
±10 A1 1 μA 0.03% + 2mA 20 μA
±3 A 1 μA 0.03% + 2 mA 20 μA
±1 A 100 nA 0.03% + 90 μA 3 μA
±100 mA 10 nA 0.03% + 9 μA 200 nA
±10 mA 1 nA 0.03% + 900 nA 20 nA
±1 mA 100 pA 0.03% + 90 nA 2 nA
±100 μA 10 pA 0.03% + 9 nA 200 pA
±10 μA 1 pA 0.03% +1 nA 30 pA
±1 μA 100 fA 0.03% + 200 pA 5 pA
Temperature coefficient ±(0.15 × accuracy)/°C (0℃-18℃,28℃-50℃)
Settling time <100μs (typical)
Overshoot <±0.1% (Typical.Normal.Step is 10 % to 90 % range, full range, resistive load)

1、10 A range is available only for pulse mode, accuracy specifications for 10 A range are typical.

Pulse source specifications (4W)
Minimum programmable pulse width 100 μs
Pulse width programming resolution 1 μs
Pulse width programming accuracy ±10 μs
Pulse width jitter 2 μs
Pulse width definition The time from 10 % leading to 90 % trailing edge as follows

Item Maximums Maximum pulse width Maximum duty cycle
1 0.4 A/50 V DC, no limit 1
2 1 A/20 V DC, no limit 1
3 3 A/6.6 V DC, no limit 1
4 10 A/20 V 1ms 0.05
5 10 A/50 V

400 μs


Typical Pulse Performance(4W)

Source range Typical rise time1 Typical Settling Time2 Test load


50 V 250 μs 400 μs NO load
5 V 40 μs 100 μs NO load


10 A~100 μA 90 μs 250 μs Full load3
10 μA 120 μs 300 μs Full load3
1 μA 300 μs 600 μs Full load3

1、Leading edge, the time from 10 % leading to 90 % leading
2、The time required from Pulse out 0 to reach within 1 % of final value

3、Test condition: Normal, resistive load 6V maximum output

Typical output settling time


Output settling time1

Fast2 Normal Slow

60 V <120 μs <300 μs <1 ms

Time required to reach within 0.1 % of final value at open load condition.

Step is 10 % to 90 % range
6 V <30 μs <50 μs <300 μs
0.6 V <30 μs <50 μs <300 μs

3 A~100 μA <50 μs <100 μs <0.8 ms

Time required to reach within 0.1 % (0.3 % for 3 A range) of final
value at short condition. Step is 10 % to 90 % range
10 μA <100 μs <150 μs <0.8 ms
1 μA <300 μs <400 μs
<1 ms

1、Output transition speed:Fast, Normal, Slow. Users can adjust the APFC parameters based on the load characteristics to obtain precision, and fast output characteristics

2、Slow mode is recommended for overshoot sensitive equipment, Fast mode may have overshoot on output in some condition

Sampling rate and NPLC setting

Setting Range
NPLC 0.00005 PLC ~ 10 PLC
Sampling Rate 5 sps ~ 1 Msps

Derating accuracy with PLC setting< 1 PLC

Add % of range using the following table for measurement with PLC < 1

600 mV  6 V 60 V1 μA 10 μA 100 μA to 100 mA 1 A to 3 A 
0.1 0.02% 0.01% 0.01% 0.02% 0.01% 0.01% 0.01%
0.01 0.30% 0.03% 0.02% 0.20% 0.04% 0.02% 0.02%
0.001 3.20% 0.40% 0.10% 2.50% 0.40% 0.03% 0.03%

Supplemental characteristics

Sensing Modes 2-wire or 4-wire (Remote-sensing) connections
Maximum sense lead resistance 1 KΩ for rated accuracy
Max voltage between High Force and High Sense 2 V
Maximum output voltage in output connector >range 105%(60 V range>60.5 V)
Sweep Sweep step time:  from 20μs to 16s, Max: 8K point
Auto range Support,turn off output is recommended for overshoot sensitive equipment before range change
Source delay Support,It is recommended that users set appropriate source delay to obtain higher accuracy
Over temperature protection The output will be turned off (also disable operation) when the SMU internal temperature is detected higher than 85 degrees.
When the temperature returns to less than 65 degrees, operation recover
Other abnormal protection Power reset,recover operation or hardware damage





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