4- 20 Keysight B1500A User’s Guide, Edition 14
Specifications
Hardware
• Maximum allowable cable resistance (Kelvin connection)
For HPSMU, MPSMU, HRSMU: 10 (Sense), 10 (Force, 100 mA), 1.5
(Force, > 100 mA)
For MCSMU: 10 (Sense), 1 (Force, between high and low)
• Maximum allowable inductance
For MCSMU: 3 H (Force, with low force as shield)
• Maximum load capacitance
For HPSMU, MPSMU, HRSMU
1000 pF, for 1 pA to 10 nA ranges
10 nF, for 100 nA to 10 mA ranges
100 F, for 100 mA and 1 A ranges
For MCSMU
12 nF, for 10 A to 10 mA ranges
100 F, for 100 mA and 1 A ranges
• Maximum guard capacitance
900 pF (HPSMU, MPSMU, HRSMU)
660 pF (HRSMU/MPSMU with ASU)
• Maximum shield capacitance
5000 pF (HPSMU, MPSMU, HRSMU)
3500 pF (HRSMU/MPSMU with ASU)
• Noise characteristics
For HPSMU, MPSMU, HRSMU
Voltage source: 0.01 % of V range (rms.)
Current source: 0.1 % of I range (rms.)
For MCSMU
Voltage/Current source: 200 mV (0 to peak) max
Condition: filter ON for HPSMU, MPSMU, and HRSMU
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