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  • K7 series | High Voltage power supply Module (Chassis Mount) | Matsusada Precision
  • K7 series | High Voltage power supply Module (Chassis Mount) | Matsusada Precision

HIGH STABILITY AND LOW NOISE HIGH VOLTAGE POWER SUPPLY

  • Voltage range: 10 kV to 30 kV
  • Current: 250 µA to 700 µA
  • Power: 7 W

High-Performance High-Voltage Power Supply Modules

The K7 series is a compact, chassis-mount high-voltage power supply module engineered for ultra-low noise and exceptional stability. With a 7 W output, it is an ideal choice for precision applications such as Scanning Electron Microscopy (SEM) and Mass Spectrometry (MS). The series ensures stable performance for biasing, deflecting, and focusing electron and ion beams, supporting high-resolution analysis and inspection.

FEATURES AND BENEFITS

  • Optimized for Precision Instruments: Ideal for Scanning Electron Microscopes (SEM) and Mass Spectrometry (MS).
  • High Stability: 0.001% / 5 min (after warm-up).
  • Ultra-Low Noise: 0.001% p-p ripple performance.
  • Monitoring Functions: Equipped with output voltage and output current monitoring.

APPLICATIONS

Models

Positive polarity
Model Output voltage [kV] Output current [µA] Ripple [p-p]
K7-10P 0 to 10 kV 700 µA 100 mV
K7-15P 0 to 15 kV 450 µA 150 mV
K7-20P 0 to 20 kV 350 µA 200 mV
K7-30P 0 to 30 kV 250 µA 300 mV
Negative polarity
Model Output voltage [kV] Output current [µA] Ripple [p-p]
K7-10N 0 to 10 kV 700 µA 100 mV
K7-15N 0 to 15 kV 450 µA 150 mV
K7-20N 0 to 20 kV 350 µA 200 mV
K7-30N 0 to 30 kV 250 µA 300 mV

Specifications

Input voltage
+24 Vdc
Output voltage control
External 5 kΩ potentiometer or external control voltage (Vcon-in) 0 to +10 Vdc
For details, download the datasheet below.

Options

Additional Accessory

Assembled input connector with 0.25 meters flying leads

CN8R: Assembled input connector with 0.25 meters flying leads

Diagram

Connection diagram

For details, download the datasheet below.

Dimensions

10 kV / 15 kV Models: 160 mm x 100 mm x 38 mm (6.30" x 3.94" x 1.49")
20 kV / 30 kV Models: 185 mm x 120 mm x 43 mm (7.28" x 4.72" x 1.69")

For details, download the datasheet below.

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High Voltage Power Supplies (Chassis mount/PCB mount)