
Active Liquid Crystal Device Voltage Controllers LCVRC-2K25
LCVRC-2K25Design Tools
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Active Liquid Crystal Device Voltage Controllers
The LBTEK Active Liquid Crystal Device Voltage Controller conveniently generates AC square waves with a fixed frequency of 2000 Hz and an adjustable voltage amplitude range of 0-25 V. It also supports dual-voltage output mode, with an adjustable switching frequency between 0.5-150 Hz.
The voltage controller supports panel control, external input control, or command-line interface control, and features real-time DC bias monitoring and correction functions to extend the service life of the liquid crystal variable retarder. For detailed information, please refer to the User Manual attached to the product. To download the bundled software, please visit the "Software" interface.
Key Features
- AC square wave with frequency up to 2000 Hz available
- Adjustable voltage amplitude range of 0-25 V
- Dual voltage output mode available with modulation frequency selectable from 0.5 to 150 Hz
- Panel control, external input control or command-line interface control available
- Features real-time DC offset monitoring and correction function
| Maximum Output Current | 15 mA |
| Maximum input voltage | 5 VDC |
| Maximum Relative Humidity | 85% |
| Fuse Rating (Alternative Specification) | 2 A (5×20 mm slow-blow fuse) |
| Operating Temperature | 10-40 °C |
| External input voltage | 0-5 VDC square wave |
| Adjustable output voltage | ±25 V |
| Voltage Resolution | 1.0 mV |
| Adjustable internal modulation frequency | 0.5-150 Hz, 50% duty cycle |
| Switching frequency | 2000±5 Hz, 50% duty cycle |
| Conversion Rate | 10 V/μs |
| DC bias voltage | ±10 mV |
| AC Power | 100-240 VAC, 50-60 Hz, 50 VA |
| Preheating time | 30 min |
Product Family: Active Liquid Crystal Device Voltage Controllers (1 variants)
| Product | SKU | Switching frequency | Adjustable output voltage | Adjustable internal modulation frequency | |
|---|---|---|---|---|---|
| Active Liquid Crystal Device Voltage Controllers LCVRC-2K25 Current |
LCVRC-2K25
| 2000±5 Hz, 50% duty cycle | ±25 V | 0.5-150 Hz, 50% duty cycle |