Comprehensive test and measurement service provider-Shenzhen Weike Electronic Technology Co.
TH1991/TH1992 series precision source/measurement power supply can output and measure voltage and current at the same time. Current source, voltage source, voltmeter and ammeter functions are integrated in the instrument, and each function can be switched at will.
The TH1991/TH1992 series of precision source/measurement units can output up to ±210V DC voltage, ±3A DC current, and ±10.5A pulsed current, with a minimum of 10fA/100nV power supply and measurement resolution, and support high-speed sampling to generate arbitrary waveforms.
TH1991/TH1992 series precision source/measurement unit series adopts 7-inch capacitive touch screen, with Linux operating system as the underlying, interactive graphical user interface and various display modes, and built-in diodes, transistors, MOS tubes, and IGBT devices such as I/V curve scanning function, without the need to connect to the upper computer can be completed without the IV function of the test, which can significantly improve the test efficiency. It can significantly improve the testing efficiency.
The TH1991/TH1992 series of precision source/measurement units' comprehensive, integrated power supply and measurement functions are ideal for testing semiconductors, active/passive devices, and a variety of other devices and materials.
The TH1991/TH1992 series of precision source/measurement units are used in a wide range of applications in R&D and educational applications, industrial development, test and manufacturing.
Functional Features
A. Four-quadrant output
TH199X series available in four quadrants, maximum output range (some models only)
B. Multiple ways of working
The TH199X can operate in the following operating modes
C. Static Characterization of Semiconductor Components
TH199X series precision source/measurement unit without the need for host computer software, can be set up directly in the instrument interface and generate semiconductor components such as diodes, transistors, MOS tubes, IGBTs, etc. IV characteristic curve, and you can directly call the commonly used device library, quickly complete the test.
1) Diode IV Characterization Test
2) Field effect tube output characteristic curve
3) Triode input-output characteristic curve
| Product Model | TH1991C | TH1991B | TH1991A | TH1991 | TH1992B | TH1992A | TH1992 | ||
| demonstrate | |||||||||
monitor (computer)  7-inch capacitive touch color LCD monitor with 800 x 480 resolution |
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| Key indicators | |||||||||
| channel number | 1 | 2 | |||||||
| power (output) | 31.8W | ||||||||
| maximum output | input voltage | ±63V | ±210V | ||||||
| amps | direct current (D.C.) | ±1.515A | ±3.03A | ||||||
| impulse | ------ | ------ | ±10.5A | ±10.5A | ------ | ±10.5A | ±10.5A | ||
| power supply | highest degree | figure | 5 1/2 | 6 1/2 | 5 1/2 | 6 1/2 | |||
| minimum resolution | input voltage | 1μV | 100nV | 1μV | 100nV | ||||
| amps | 1pA 100fA 1pA |
10fA | 100fA 1pA |
10fA | |||||
| surveying | highest degree | figure | 6 1/2 | ||||||
| minimum resolution | input voltage | 100nV | |||||||
| amps | 100fA | 10fA | 100fA | 10fA | 10fA | 100fA | 10fA | ||
| Voltage range | 200mV
-60V |
200mV-200V | |||||||
| Minimum Interval | 50μs | 20μs 10μs 1μs 20μs 10μs 1μs |
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| Voltage measurement/voltage source (accuracy: % of reading + bias) | |||||||||
| range (of scales or measuring equipment) | ±200mV | Measurement resolution | 100nV | ||||||
| accurate | ±(0.015% + 225μV) | ||||||||
| ±2V | Measurement resolution | 1μV | |||||||
| accurate | ±(0.02% + 350μV) | ||||||||
| ±20V | Measurement resolution | 10μV | |||||||
| accurate | ±(0.015% + 5mV) | ||||||||
| ±200V | Measurement resolution | 100μV | |||||||
| accurate | ± (0.015% + 50mV) | ||||||||
| Current Measurement/Current Source | |||||||||
| range (of scales or measuring equipment) | ±10 nA | Measurement resolution | 10fA (TH1991A/TH1992A do not have this range) | ||||||
| accurate | ± (0.10 % + 50 pA) | ||||||||
| ±100nA | Measurement resolution | 100fA | |||||||
| accurate | ±(0.06% + 100pA) | ||||||||
| ±1μA | Measurement resolution | 1pA | |||||||
| accurate | ± (0.025% + 500pA) | ||||||||
| ±10μA | Measurement resolution | 10pA | |||||||
| accurate | ±(0.025% + 1.5nA) | ||||||||
| ±100μA | Measurement resolution | 100pA | |||||||
| accurate | ±(0.02% + 25nA) | ||||||||
| ±1mA | Measurement resolution | 1nA | |||||||
| accurate | ±(0.02% + 200nA) | ||||||||
| ±10mA | Measurement resolution | 10nA | |||||||
| accurate | ±(0.02% + 2.5μA) | ||||||||
| ±100mA | Measurement resolution | 100nA | |||||||
| accurate | ±(0.02% + 20μA) | ||||||||
| ±1A | Measurement resolution | 1μA | |||||||
| accurate | ±(0.03% + 1.5mA) | ||||||||
| ±1.5A | Measurement resolution | 1μA | |||||||
| accurate | ±(0.05% + 3.5mA) | ||||||||
| ±3A | Measurement resolution | 10μA | |||||||
| accurate | ±(0.4% + 7mA) | ||||||||
| ±10A | Measurement resolution | 10μA | |||||||
| accurate | ±(0.4% + 25mA) | ||||||||
| Pulse source (pulse width is the time from the rising edge of 10% to the falling edge of 90%, base level: pulse low level, peak level: pulse high level) | |||
| Minimum programmable pulse width | 50μs | ||
| Pulse Width Programming Resolution | 1μs | ||
| DC or pulse maximum voltage | 210V | Maximum peak current | 0.105A |
| Maximum base current | 0.105A | ||
| pulse width | 50μs - 99999.9s | ||
| Maximum Duty Cycle | 99.9999% | ||
| 21V | Maximum peak current | 1.515A | |
| Maximum base current | 1.515A | ||
| pulse width | 50μs - 99999.9s | ||
| Maximum Duty Cycle | 99.9999% | ||
| 6V | Maximum peak current | 3.03A | |
| Maximum base current | 3.03A | ||
| pulse width | 50μs - 99999.9s | ||
| Maximum Duty Cycle | 99.9999% | ||
| pulse only | 200V | Maximum peak current | 1.515A |
| Maximum base current | 50mA | ||
| pulse width | 50μs - 2.5ms | ||
| Maximum Duty Cycle | 2.5% | ||
| 180V | Maximum peak current | 1.05A | |
| Maximum base current | 50mA | ||
| pulse width | 50μs - 10ms | ||
| Maximum Duty Cycle | 2.5% | ||
| 6V | Maximum peak current | 10.5A | |
| Maximum base current | 0.5A | ||
| pulse width | 50μs - 1ms | ||
| Maximum Duty Cycle | 2.5% | ||
| Resistance measurement (automatic resistance measurement mode, 4-wire, 2 V range) | |||
| range (of scales or measuring equipment) | 2Ω | resolution (of a photo) | 1μΩ |
| Test Current | 1 A | ||
| Current range | 1 A | ||
| total error | 0.2% + 0.00035Ω | ||
| 20Ω | resolution (of a photo) | 10μΩ | |
| Test Current | 100mA | ||
| Current range | 100mA | ||
| total error | 0.06% + 0.0035Ω | ||
| 200Ω | resolution (of a photo) | 100μΩ | |
| Test Current | 10mA | ||
| Current range | 10mA | ||
| total error | 0.065% + 0.035Ω | ||
| 2kΩ | resolution (of a photo) | 1mΩ | |
| Test Current | 1mA | ||
| Current range | 1mA | ||
| total error | 0.06% + 0.35Ω | ||
| 20kΩ | resolution (of a photo) | 10mΩ | |
| Test Current | 100μA | ||
| Current range | 100μA | ||
| total error | 0.065% + 3.5Ω | ||
| 200kΩ | resolution (of a photo) | 100mΩ | |
| Test Current | 10μA | ||
| Current range | 10μA | ||
| total error | 0.06% + 35Ω | ||
| 2MΩ | resolution (of a photo) | 1Ω | |
| Test Current | 1μA | ||
| Current range | 1μA | ||
| total error | 0.095% + 350Ω | ||
| 20MΩ | resolution (of a photo) | 10Ω | |
| Test Current | 100nA | ||
| Current range | 100nA | ||
| total error | 0.18% + 3.5kΩ | ||
| 200MΩ | resolution (of a photo) | 10Ω | |
| Test Current | 10nA | ||
| Current range | 10nA | ||
| total error | 1.08% + 35kΩ | ||
| connector | RS232C, USB HOST, USB DEVICE, LAN, HANDLER |
| Environment and temperature | |
| Operating temperature and humidity range | 23°C±5°C |
| Storage temperature and humidity range | 23°C±5°C |
| Precision guaranteed temperature and humidity | 23°C±5°C |
| preheating time | 60 minutes. |
| Change in ambient temperature | 30% to 80%RH |
| calibration period | first year |
| General indicators | |
| power supply | 90 V to 264 V, 47 Hz to 63 Hz, 250 VA maximum |
| power (output) | 31.8W |
| Shelf Size | 215mmx132mmx490mm |
| Overall dimensions | 235mmx154mmx530mm |
| weights | Approx. 8.5kg (single channel) / 10kg (dual channel) |
■ Number of channels: 1
■ 高达±210V直流电压、±3A直流电流/±10.5A脉冲
■ 7-inch capacitive touchscreen with 800 x 480 resolution
▪ Linux operating system
■ Four-quadrant precision power output
■ Five basic modes: voltage source, current source, voltmeter, ammeter or resistance meter
Supports DC, pulse, scanning and list outputs.
■ Diodes, transistors, MOS tubes and IGBTs to quickly generate the characteristic curve of commonly used devices, time domain waveform scrolling display function
■ Combined 2-wire measurement/ 4-wire measurement
■ Output filter time constant (or cutoff frequency) can be freely set to realize arbitrary frequency response output.
■ Math operation function, sliding average filter function, deviation deduction function
■ Delta low-resistance test method, effectively compensating for measurement errors caused by thermoelectric potentials
■ 14-speed sorting function with Grading and Sorting modes.
■ TH199X series up to 1,000,000 points/second sampling rate, minimum sampling interval 1μs
■ Pulse width of TH199X series pulse outputs down to 50μs
■ TH199X Series Arbitrary Waveform Generation and List Scan Function (Minimum 1μs Interval)
■ Standard with the host computer software, easy to control and data acquisition on the computer
■ Semiconductor, Discrete and Passive Component Testing
Diodes, laser diodes, LEDs
Photodetectors, sensors
Field Effect Tubes, Triodes
ICs (ICs, RFICs, MMICs)
Resistors, Varistors, Thermal Electronics, Switches
■ Precision electronics and green energy device testing
photovoltaic cell
power semiconductor
batteries
motor vehicles
Medical Instruments
Power and DC Bias Sources for Board Level Testing
▪ Research and education
New Materials Research
Nanodevice Characterization
giant magnetoresistance (GMR)
Organic equipment
Any precision I/V source or measurement
| standard equipment | |||||
| Accessory Name | model number | ||||
| Test cable on both ends | TH26050B | ||||
| Banana Head to RF (Both Ends) Test Kit | TH26087B | ||||
| Four-terminal test cable (five-wire) | TH26050C | ||||
| optional | |||||
| Accessory Name | model number | ||||
| Banana Head to RF (Quad) Test Kit | TH26087D | ||||
| Banana Head to Quad Coaxial Adapter (4-wire) | TH26087C | ||||
| shielding case | TH26087E | ||||
| Triaxial Cable | TH26087F | ||||
| Triaxial Cable | TH26087G | ||||
