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35 kV High Voltage Power Supply for Scanning Electron Microscopes
The EG353 series offers dependable, high-stability power supplies for scanning electron microscopes (SEM) with built-in flexibility to accommodate various Schottky emission electron gun configurations. The EG353 series includes Direct Drive Digital Control (D3C) which enables a smaller footprint and improves MTBF and reliability. Via a proven design and power-conversion technologies, EG353 power supplies can help maximize image quality and repeatability.
Typical Applications
- Scanning Electron Microscopes
- Inspection
- Material and Biological Sciences
- Forensics
Input Voltage 23 to 25 VDC, 2.3 ADC max. Output Voltage Accelerator -30 kV, 200 μA (-35 kV for conditioning) Extractor +10 kV, 400 μA Suppressor -1 kV, 100 μA Heater +5 V, 3 A Output Power Accelerator: 6 W Extractor: 4 W Suppressor: 0.1 W Heater: 15 W | Temperature Coefficient Accelerator: < 25 ppm/°C Extractor: < 25 ppm/°C Suppressor: < 20 ppm/°C Heater: < 100 ppm/°C Control Interface RS-232; supplied by fully-isolated fiber optics (9-way female D-type connector) Installation Type Compact module or 19 in rack mount | Operating Temperature Standards |