FET Transistor’s Static Parameters Tester
That’s my Bachelor’s qualification work.
Measured parameters:
1. Leakage drain current (GOST 20398.8-74; GOST 20398.10-80)
Drain-Source Voltage Range:
- 0 … 20V, load current up to 1000mA;
- 20 … 200V, load current up to 50mA;
- 200 … 650V, load current up to 10mA.
Measurement ranges:
- 0 … 0.1 mA,
- 0 … 1 mA,
- 0 … 10 mA,
- 0 … 100 mA,
- 0 … 1000 mA;
2. Drain cut–off current (GOST 20398.12-80)
Drain-Source Voltage Range:
- 0-20V, load current up to 1000mA;
- 20-200V, load current up to 50mA;
- 200-650V, load current up to 10mA.
Gate-Source voltage range: -30 … +30V.
Measurement ranges:
- 0…0.1 mA,
- 0…1 mA,
- 0…10 mA,
- 0…100 mA,
- 0…1000 mA.
3. Threshold voltage and cutoff voltage (GOST 20398.7-74)
Drain-Source voltage range: 1 … 20V.
Measurement range: -30 … +30V.
The boundary (threshold) value of the drain current: 0.01…1000 mA.
4. Gate Leakage Current (GOST 20398.6-74)
Gate voltage: -30… +30V.
Measurement ranges:
- 0 … 2.5nA,
- 0 … 25 nA,
- 0 … 250 nA,
- 0 … 2.5 μA.
5. Forward transconductance (GOST 20398.9-80, GOST 20398.3-74)
Drain-source voltage ranges:
- 0-20V, Measured current limits 0.01 … 1000 mA (5 ranges);
- 0-30V, Measured current limits 0 … 25A (2 ranges).
Gate-Source voltage range: -30 … +30V.
6. Active component of output conductivity (GOST 20398.4-74)
Drain-source voltage range: 0 … 20V.
Current measurement limits: 0.01 ÷ 1000 mA (5 ranges).
Gate-Source voltage range: -30 … +30V.
7. Drain-to-Source Resistance (GOST 20398.13-80)
Drain-Source current: 0.01 … 50A.
Gate-Source voltage range: -30 … +30V.
Measurement range: 0,002 … 500 Ohm.
8. Forward voltage of parasitic diode
Source-Drain current: 0.01 … 5A.
Measurement range: 0.01 … 5V.