14 | Keysight | B1505A Power Device Analyzer/Curve Tracer - Data Sheet
MFCMU (multi frequency capacitance measurement unit) module specifications
Measurement functions
DC bias function
Measurement accuracy
The following parameters are used to
express the impedance measurement
accuracy at the measurement port of the
MFCMU or the MFCMU cable
(1.5 m or 3 m).
Measurement parameters:
Cp-G, Cp-D, Cp-Q, Cp-Rp, Cs-Rs, Cs-D,
Cs-Q, Lp-G, Lp-D, Lp-Q, Lp-Rp, Ls-Rs,
Ls-D, Ls-Q, R-X, G-B, Z-θ, Y-θ
DC bias:
Range: 0 to ±25 V
Resolution: 1 mV
Accuracy: ±(0.5% + 5.0 mV)
at the measurement port or the
MFCMU or the MFCMU cable (1.5
m/3 m)
Ranging:
Auto and fixed
ZX: Impedance measurement value (Ω)
DX: Measurement value of D
E = EP’ + (ZS’/|ZX| + YO’|ZX|) x 100 (%)
EP’ = EPL + EPOSC + EP (%)
Measurement terminal:
Four-terminal pair configuration, four
BNC (female) connectors
Maximum DC bias current
(Supplemental characteristics):
Cable length:
1.5 m or 3 m, automatic
identification of accessories
Impedance
measurement range
Maximum DC
bias current
YO’ = YOL + YOSC + YO (S)
50 Ω
10 mA
10 mA
10 mA
1 mA
ZS’ = ZSL + ZOSC + ZS (Ω)
100 Ω
300 Ω
1 kΩ
Test signal
|Z| accuracy
±E (%)
Frequency:
3 kΩ
1 mA
Range: 1 kHz to 5 MHz
Resolution: 1 mHz (minimum)
Accuracy: ±0.008%
10 kΩ
30 kΩ
100 kΩ
300 kΩ
100 µA
100 µA
10 µA
10 µA
θ accuracy
±E/100 (rad)
C accuracy
at DX ≤ 0.1
±E (%)
Output signal level:
Range: 10 mVrms to 250 mVrms
Resolution: 1 mVrms
Output impedance: 50 Ω, typical
DC bias monitor:
Range: 0 to ±25 V
Accuracy:
at DX > 0.1
±(10.0% + 1 mVrms) at the
measurement port of the MFCMU
±(15.0% + 1 mVrms) at the
measurement port of MFCMU cable
(1.5 m or 3 m)
Accuracy (open load):
2
√
±E x (1+DX )(%)
±(0.2% of reading + 10.0 mV)
at the measurement port or the MFCMU
cable (1.5 m/3 m)
D accuracy
at DX ≤ 0.1
±E/100
Output impedance: 50 Ω, typical
Signal level monitor:
Range: 10 mVrms to 250 mVrms
Accuracy:
Sweep characteristics
at DX > 0.1
±E x (1 + DX)/100
Available sweep parameters:
Oscillator level, DC bias voltage,
frequency
±(10.0% of reading + 1 mVrms) at the
measurement port of the MFCMU
G accuracy
at DX ≤ 0.1
±E/ DX (%)
Sweep type: linear, log
±(15.0% + 1 mVrms
)
Sweep mode: single, double
Sweep direction: up, down
Number of measurement points:
Maximum 1001 points
at the measurement port of MFCMU
cable (1.5 m or 3 m)
at DX > 0.1
2
√
±E x (1+DX )/DX (%)
Note: measurement accuracy is specified
under the following conditions:
Temperature: 23 ±5 °C
Integration time: 1 PLC
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